Technical Articles

Impro Industries USA, Inc. has published these technical articles:

(Machine Shop Services)
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To minimize weight, aircraft castings are brought closer to their design ideal. An understanding of tolerances helps to ensure safety factors are maintained....
(Machine Shop Services)
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The most important benefit of rapid prototyping for sand casting, is that it allows for the thorough testing of a product early in the design process....
(Machine Shop Services)
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Sand castings can be found in automotive, transportation, and heavy industrial machinery. Examples include engine blocks, cylinder heads, shafts, motors......
(Machine Shop Services)
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To understand precision machining, you need to know the terms used to define measurement performance. This blog explains precision machining terminologies....
(Machine Shop Services)
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This article looks at the six most common types of precision CNC machining processes that enable the conversion of designs into shapes with desirable accuracy....
(Machine Shop Services)
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5-axis CNC machining process can produce highly complex and demanding components. This article looks at the common applications of such a process....
(Machine Shop Services)
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For mission-critical customers, the primary benefit of Nadcap certification is peace of mind, but all customers benefit regardless of the industry they serve....
(Machine Shop Services)
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Precision CNC machining is used to provide critical components in diverse industries including medical, aerospace, industrial, energy, and hydraulics....
(Machine Shop Services)
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All sand casting tools perform the same function, but there are many design and material options. The cost implications of these choices play into the volumes required, secondary machining operations...
(Machine Shop Services)
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CNC machining renders precise results that meet specific requirements. This blog discusses cost drivers for CNC machining and solutions for reducing costs....
(Machine Shop Services)
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Our blog post explains how 3D printing can help you make big reductions in sample and pilot production lead time for sand castings....
(Machine Shop Services)
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Impro Provides Information on the Types of CNC Lathe Machining Processes...
(Machine Shop Services)
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Our blog post discusses how investment casting of carbon and alloy steels can address machining challenges and will help you decide which type of steel to use....
(Machine Shop Services)
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This blog helps you understand the difference between the vertically parted and horizontally parted green sand process and what benefit it brings....
(Machine Shop Services)
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This article looks at the differences between conventional and non-conventional machining processes....
(Machine Shop Services)
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It's hard to find a sand casting supplier who will consistently deliver on time, with the agreed-upon quality, for an acceptable price. Our new eBook will help. It identifies the main points to...
(Machine Shop Services)
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Heat treatment transforms internal structure, improving mechanical properties, wear resistance, machinability, and dimensional stability of aluminum castings....
(Machine Shop Services)
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This blog post introduces the types of stainless steel used in investment casting and the benefits and applications of stainless steel investment castings....
(Machine Shop Services)
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Careful shell-making is essential in investment casting to produce a shell mold strong and malleable enough to allow molten metal to take on the desired shape....
(Machine Shop Services)
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Impro reviews the types of quality control methods used at all points in the manufacturing process for sand casting parts to achieve a high quality level....
(Machine Shop Services)
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Impro explains surface treatment options for aircraft precision machined parts, which are performed to enhance the part appearance or functionality....
(Machine Shop Services)
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The right investment casting supplier will help your business succeed and grow. Our eBook guides you through what to consider when selecting a source for your next investment castings. Download a copy...
(Machine Shop Services)
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This blog explains the types of heat treatment for improving mechanical and physical properties, tensile strength, and reducing the ductility of sand castings....
(Machine Shop Services)
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Different NDT technologies have different capabilities to detect casting defects. Our blog post explains the options available to customers....
(Machine Shop Services)
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Choice of filled or unfilled wax is based on factors including flow property, recyclability, dimensional consistency, and surface finish of investment castings....
(Machine Shop Services)
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Impro has provided an overview of key factors which may affect sand casting lead times in this blog so that customers can better project production time flows....
(Machine Shop Services)
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Preventing defects during machining helps ensure on-time delivery. Download "Common Precision Machining Part Defects and Their Remedies" to find out what can go wrong and how to prevent that...
(Machine Shop Services)
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Precision machining involves various machine tools to remove metal to achieve desired results. This blog discusses grinding machines used in the process....
(Machine Shop Services)
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Titanium is strong, light, and resists creep and corrosion. Our blog discusses the common types of titanium alloys for parts made using investment casting....
(Machine Shop Services)
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Impro has provided in this blog post an overview of the key terms used in the sand casting process to assist in discussions of your needs for sand castings....
(Machine Shop Services)
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This blog details the beneficial characteristics and potential downsides of sand casting. You will learn when to use this process for automotive applications....
(Machine Shop Services)
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This blog post discusses the various types and compositions of Inconel and explains the benefits of making Inconel parts by the investment casting process....
(Machine Shop Services)
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Heat treatment is a controlled process of heating and cooling precision machined parts to alter their physical properties. Read our blog to learn more......
(Machine Shop Services)
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In a CNC precision machining shop traceability can be implemented in many ways. This blog takes a closer look at the options and practices often used....
(Machine Shop Services)
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Want to know how to maximize yield from sand casting? Our eBook, "Common Sand Casting Defects and Their Remedies", explains what can go wrong and how to avoid producing defective parts....
(Machine Shop Services)
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Custom component manufacturers use FAI, PPAPs and pilot run to verify the processes are robust and under control. This blog takes a closer look at each of them....
(Machine Shop Services)
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Sand casting lead time is often an issue in procurement, production scheduling and project management. Our eBook, "Lead Times for Sand Castings", will help you decide how much lead time to include in...
(Machine Shop Services)
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Our new blog "Cutting Tools for Precision Machining" explains how these tools influence precision and discusses options for ensuring accuracy and repeatability....
(Machine Shop Services)
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The superalloys needed for components going into high temperature and corrosive atmosphere environments are expensive and difficult to machine. This can put engineers off specifying them despite their...
(Machine Shop Services)
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The quality and cost of precision cylindrical parts depend on whether they go through centerless or cylindrical grinding. Our blog explains the differences....
(Machine Shop Services)
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Our blog discusses the challenges of deep hole drilling and best practices that a machine shop must follow to be successful....
(Part Fabrication Services)
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To achieve sand casting efficiency and flexibility, foundries rely on a variety of equipment from core making and molding to pouring and heat treatment....
(Machine Shop Services)
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Cutting fluids play a big part in dimensional accuracy, surface finish, and even the cost of a precision machining part. Learn more by reading our blog post....
(Machine Shop Services)
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Lead times vary based on customer's specifications and requirements. This blog elaborates on factors that impact lead times of precision machining parts....
(Machine Shop Services)
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Sand casting is a process well-suited to the medical industry. It produces strong, precise, smooth, intricate items quickly and affordably....
(Machine Shop Services)
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Permanent Mold Casting, also commonly referred to as PMC for short, offers little scrap, solid surface quality, excellent mechanical properties and more - making it ideal for specific types of...
(Machine Shop Services)
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Casting component production process ranges from tooling design and manufacturing to casting, secondary machining, heat treatment, surface treatment, testing, and assembly. These capabilities enable...
(Machine Shop Services)
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Investment casting is a process that uses a disposable wax mold to create a permanent ceramic mold which is used to shape an object. After the ceramic mold has hardened, it is heated, causing the wax...
(Machine Shop Services)
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Do you know how to avoid defects in investment casting? Defects in complex parts cast in high-value alloys can be costly and could lead to in-service failure. Our eBook, "Avoiding Defects in...
(Machine Shop Services)
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An overview of the wide range of milestones that Impro was able to accomplish in 2021, and a look forward to the exciting things that are planned for 2022....
(Machine Shop Services)
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Sand casting is an economical way to produce parts in a variety of metals. Shell mold casting can be an alternative process to consider given specific part design needs. This blog post introduces the...
(Machine Shop Services)
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Sand casting and die casting are two manufacturing techniques widely used to make automotive parts. They are the enablers of innovation across the industry. But while sand casting and die casting...
(Machine Shop Services)
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Checking out the metal parts casting processes, there are several different types of techniques that may be used. Two particular ones are sand casting vs. centrifugal casting. Each process has its...
(Machine Shop Services)
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Sand casting has remained relatively unchanged for centuries, but it's still popular today. Green sand and dry sand are two basic types of modern process sand....
(Machine Shop Services)
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Sand casting is a cost-effective manufacturing option for customers who seek parts using a wide variety of metals. This versatility allows customers to obtain simple and complex parts in a range of...
(Machine Shop Services)
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Both sand casting and forging are techniques used to create engineered metal parts. However, the similarity pretty much ends there. The two methods are very different. The method that's best for you...
(Machine Shop Services)
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Carbon steel is not easy to sand cast due to its high melting point. Ductile cast iron is an alternative. Its lower melting point provides a way of achieving similar metallurgical properties to those...
(Machine Shop Services)
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Compacted graphite iron (CGI), also known overseas as vermicular graphite iron, is a metal commonly used when cast iron is too heavy and not strong enough. CGI is approximately 75 percent stronger and...
(Machine Shop Services)
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Automotive precision machining technology is a way of using computers and automation to make auto parts. The major benefit is it can be precisely designed on a computer...
(Machine Shop Services)
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Sand casting versatility in material selection and size limit brings great benefits to design engineers, making it a common technique to create quality parts with desired functions and features....
(Machine Shop Services)
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What is the sand casting? What are sand casting advantages and disadvantages?...
(Machine Shop Services)
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Vacuum investment casting yields high-quality parts with fine details and surface finish. It is suited for high-value metals like superalloys and titanium....
(Part Fabrication Services)
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This eBook explains how investment casting compares to other forming methods, discusses aspects of product or part design that make for good applications....
(Machine Shop Services)
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Precision machining process is using cutting, turning, milling, grinding, sawing, and boring tools to remove specific amounts of materials from a base material piece....
(Machine Shop Services)
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Impro offers a variety of quality assurance services making sure that our manufactured parts and products meet or exceed customers' expectations....
(Machine Shop Services)
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Investment casting is one of the oldest processes for forming complex shapes in metal. It's also often overlooked and disregarded when engineers are deciding how a particular part or design should be...
(Machine Shop Services)
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Investment cast parts may not have the strength, toughness or surface hardness required by applications, but these requirements can be met by heat treatment....
(Molding Services)
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Gating system design is a crucial factor in the investment casting process to ensure the proper delivery of metal throughout the ceramic mold....
(Machine Shop Services)
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What are the similarities and differences between investment casting and lost foam casting?...
(Part Fabrication Services)
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Investment casting and MIM are the most cost-efficient solutions to creating small parts....
(Machine Shop Services)
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Lead times for investment cast parts depend largely on pattern production method and part complexity. Lead time for initial production pieces have the same dependency but once pattern production is...
(Machine Shop Services)
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When talking about casting processes, two specific techniques may be mentioned: investment casting and centrifugal casting. While both involve pouring a metal into a ceramic mold or die, the methods...
(Machine Shop Services)
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Costs may vary between customers based on their specific manufacturing needs, such as the number of parts that are required. Yet there are several key cost drivers that should be taken into...
(Machine Shop Services)
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You may be wondering what expendable mold casting is and what it refers to in production processes. You may also wonder whether it differs from investment casting. Let's look at what this term...
(Machine Shop Services)
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Customers who are looking for investment casting processes for their parts and components may find themselves with very restricted schedules. The component they need may be part of a larger assembly...
(Machine Shop Services)
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There are many key steps involved with the actual investment casting process. Yet keep in mind that it really begins with the customer deciding on the dimensions and specifications of the part along...
(Machine Shop Services)
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In the new eBook "Precision Machining Business Opportunities in eMobility," Impro breaks down the requirements for precision machining parts for electric and autonomous vehicles, the challenges they...
(Machine Shop Services)
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Stress relieving is a heat treatment process that helps to remove the internal stresses caused to the metal when it is machined, cast, rolled, or forged. It typically involves placing the metal into a...
(Machine Shop Services)
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Investment casting methods use wax patterns dipped in ceramic slurry to create molds that will form the metal parts for customers. To make the wax patterns, the manufacturer has to design and...
(Machine Shop Services)
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Here at Impro, we took a deep dive into the world of 3D printing and investment casting processes to understand how these two techniques interact. We evaluated the limitations and drawbacks that...
(Machine Shop Services)
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Impro has extensive casting and machining experience and brings this to bear on a wide range of medical device components. To find out how that knowledge can be applied to your medical device...
(Machine Shop Services)
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During precision machining operations, parts undergo an initial machining process. This process removes materials from a specific metal until the part is produced. The tools that are used may turn,...
(Machine Shop Services)
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There is no question that robotics is used throughout manufacturing and logistics industries. When it comes to the supply chain, robotic arms perform repeatable tasks at high speeds while maintaining...
(Machine Shop Services)
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A part can experience a range of stresses when used in an application. It can experience corrosion from other components, chemicals, solvents, or from the environment. A part may also wear out faster...
(Machine Shop Services)
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Sand casting is a cost-effective method for producing metal parts ranging from engine blocks and cylinder heads to manifolds and valve bodies. It's a process that works as well for small quantities as...
(Machine Shop Services)
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The cost of your metal parts is determined by their design. These dictates both the material and the machining operations needed to bring them to a finished condition. Tolerances applied to key...
(Machine Shop Services)
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Investment casting is a way of lowering overall production costs by eliminating most, and in some case all, machining. However, it does require that parts be designed with an understanding of the...
(Coating Services and Finishing Services)
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Parts undergoing precision machining and investment casting processes may experience a weakening to their outer surfaces due to the machining processes. Low alloy steel and carbon steel parts may not...
(Machine Shop Services)
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For precision machining applications, manufacturers use a range of CNC machines to make simple and complex parts. Typical machines that customers hear about include milling machines, grinding...
(Machine Shop Services)
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Manufacturers use a wide variety of techniques to cast large and small parts. Green sand casting involves the use of recyclable sand that does not require any chemical additives to bind the sand....
(Machine Shop Services)
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A major advantage to investment castings involves the types of metals used to produce parts. Any metal that can be melted can be cast using this process. Investment casting metals come in two...
(Machine Shop Services)
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Computer numerical control (CNC) machines are used in precision machining processes to create parts. They are a form of subtractive manufacturing where materials from the base metal are cut away until...
(Machine Shop Services)
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Ensuring parts function as intended is paramount for all industries. If even one measurement is inaccurate, this issue may cause an application to fail. This failure could lead to increased wear and...
(Machine Shop Services)
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Hydraulic machines are used on industrial, commercial, and public applications to perform a range of tasks. They are found in heavy equipment, food processing, aircraft, and other equipment. To create...
(Machine Shop Services)
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Obtaining precision machined parts from a manufacturer will require the component to go through a range of processes to further create the part to specific requirements. To accomplish this process,...
(Coating Services and Finishing Services)
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Impro supplies a broad range of components for construction equipment manufacturers, including engine fuel system parts, hydraulic system parts and transmission system parts. Impro is a manufacturer...
(Machine Shop Services)
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While additive manufacturing-more commonly known as 3D printing-has been around for nearly 40 years, it still feels to many as if the technology is in its infancy. 3D printing technology has evolved...
(Machine Shop Services)
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Aerospace and aviation companies face unique challenges for their equipment and components. First, they require highly complex and precise parts that perform their functions reliably and efficiently....
(Machine Shop Services)
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Investment casting enables manufacturers to produce precision-engineered parts while minimizing material and energy waste. The word "investment" refers to the way that wax patterns are invested by a...
(Machine Shop Services)
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At Impro, we offer one-stop solutions to a diverse set of industries. In addition to our investment casting, sand casting, and precision machining capabilities, we also offer a broad selection of...
(Machine Shop Services)
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Hydraulic systems use fluids to drive tools-particularly those that perform continuous, repetitive tasks-as well as to move, position, and lift heavy objects, such as machine assemblies and raw...
(Machine Shop Services)
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As newer innovations in the manufacturing world enter the market, the two methods that are most talked about are 3D printing and CNC machining. These two manufacturing processes can provide a variety...
(Machine Shop Services)
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At Impro, we are a premier manufacturer of high-quality engineered metal parts and components suitable for use in critical and demanding applications, such as those found in the aerospace, automotive,...
(Machine Shop Services)
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There is a large selection of alloys to choose from during the material selection process for investment casing. These include:...
(Machine Shop Services)
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1. What is sand casting? 2. How does sand casting work? 3. What are the advantages of sand casting? 4. What kinds of materials are used in sand casting? 5. What types of products can be made by sand...
(Machine Shop Services)
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The medical device industry is vast. Health care professionals from local family doctors to highly trained medical specialists rely on devices to provide the highest levels of care to patients around...
(Machine Shop Services)
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The past year was a pivotal one, presenting many unique challenges. At Impro, we've worked diligently to rise to meet the year's challenges, while continuing to persist in growth and excellence. We...
(Machine Shop Services)
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Investment casting is one of the oldest manufacturing processes that is still in use today--in fact, investment casting has been widely used to form metal parts for thousands of years. This versatile...
(Machine Shop Services)
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Investment cast components are highly detailed, precise, and accurate. Once freed from the ceramic mold, they exhibit smooth finishes that generally require little to no finishing. Although a new wax...
(Metal Shapes and Stock)
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Manufacturers use a range of techniques to create complex parts and components. One of the oldest methods that is still used today is investment casting. This process involves creating the item out of...
(Machine Shop Services)
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Manufacturers around the world have been closely watching the ongoing trade war that has been occurring between the United States and China. The trade war impacts a range of goods, raw materials and...
(Machine Shop Services)
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Manufacturers consider dozens of factors when it comes to expanding their operations. In addition to the costs associated with expansion, they also consider whether the new operations will feature the...
(Machine Shop Services)
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The customer almost never sees the most important part of a sand casting, because that's the pattern. The pattern is what forms the cavity in the sand that's subsequently filled with molten metal. Get...
(Machine Shop Services)
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Most precision machining workflows require some level of computer numerical control (CNC) programming. This programming allows the machines to convert specialized designs into exact shapes through...
(Machine Shop Services)
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For manufacturing processes, a casting method can be used to create a product by using a mold. The material to make the product, such as metal or plastic, is poured into the mold where it cools. The...
(Machine Shop Services)
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Sand casting is an excellent technique to produce parts for power generation applications and the harsh conditions they must endure - such as humidity and moisture, corrosive chemicals, ultraviolet...
(Machine Shop Services)
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Investment Casting can yield any required shape using almost any metal alloy; design functionality can be maximized due to the amount of materials to choose from. Various features can also be...
(Machine Shop Services)
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Some design engineers will say you always need a draft angle on sand cast parts. The reality is, that's not strictly correct. If you can orient the pattern to provide natural draft, there's no need to...
(Machine Shop Services)
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Investment casting is a versatile process used with a variety of materials to create intricate components with a smooth surface finish. Due to the highly reactive nature of titanium, investment...
(Machine Shop Services)
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A core is an insert that will be placed into the mold. The sand is poured over the pattern while being compacted and pressed. The core's purpose is to direct where the molten metal will go to fill the...
(Machine Shop Services)
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Global trade policies impact our customers in different regions around the world. It can impede customer demand, slow down supply chain capabilities and raise production costs. To offset these hurdles...
(Metal Shapes and Stock)
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Sand casting offers versatility when creating three dimensional objects that have complex geometries and intricate pieces. This process has been used for several centuries. Today, newer innovations...
(Machine Shop Services)
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A 3D printer can be used by many industries to create products made from materials such as plastic. However, these machines can 3D print out parts in resin, metal and even food for certain industries....
(Machine Shop Services)
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The manufacturing of aircraft parts is a highly complex process. These mission-critical components have extremely specific requirements to ensure the safe operation of systems within the entire plane....
(Machine Shop Services)
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For some machined parts satisfactory performance depends on correct orientation of the "lay." Get the lay wrong and consequences can include premature failure and warranty costs. Here's an...
(Machine Shop Services)
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Selecting the appropriate precision casting and machining company to make components relies on understanding the needs of the application, your budget, and your time to market deadlines. Another...
(Machine Shop Services)
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If you are interested in finding more information about our rapid prototype for the investment casting process and capabilities, please contact Impro today....
(Machine Shop Services)
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This blog explains the capabilities of milling machines and lathes, covers raw material forms and surface finishes, and more...