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Graphite
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Graphite
 

Graphite, flake graphite, and graphitic carbon have a hexagonal, crystalline structure that cleave or shears easily, making graphite a soft material and effective lubricant. A form of carbon, graphite has an anisotropic hexagonal crystal structure. Graphite brush-material grades are used in applications that require low friction. They are used at very-low current densities and very-high peripheral speeds.

Graphite is the most commonly used EDM electrode material because of its good machinability, wear resistance, and low cost. Like carbon, graphite is a non-metallic substance with an extremely-high sublimation temperature which provides resistance to high-temperature arcs. Fine, grain-sized graphite tends to have better erosion and wear performance, but costs more.

 


Products & Services
Electrical contact and electrode materials are soft, high conductivity, oxidation resistant materials used in circuit breakers, relays, and for EDM applications.
Gaskets are used to prevent fluid or gas leaks by providing a barrier between two mating surfaces.
Electrical and electromechanical assembly services provide board-level assembly, chassis and rack panel wiring, and front panel assembly. Typically, suppliers provide the complete turnkey production of electronic and electromechanical finished products from procurement through final assembly with testing and burn-in, if required.
EDM electrode materials and components consist of highly conductivity and/or arc erosion resistant materials such as graphite, copper or copper graphite.
Carbon occurs in a variety of forms such as vitreous carbon, pyrolytic graphite, hexagonal graphite and polycrystalline diamond (PCD). Carbon and graphite materials have high refractoriness while diamond has the highest hardness of all known materials.
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Product Announcements
Saturn Industries, Inc. - Graphite EDM Electrodes
Saturn graphite electrodes are carefully crafted to meet highly specific parameters. These include level of detail, material strength, wear resistance, processing speed, surface finish and cost. (read more)
MINTEQ® International Inc, Pyrogenics Group - PYROID® Pyrolytic Graphite
PYROID® Pyrolytic Graphite (PG) is a specialized, "five-nine" purity, chemical vapor deposition (CVD), carbon products grown atom-by-atom with unique thermal, electrical and chemical properties. (read more)
Mercer Gasket & Shim - Carbon & Graphite Gaskets
Carbon Fiber and Graphite Flake sheets are able to withstand significantly more aggressive chemical environments (other than powerful oxidizing environments) and higher pressures than standard... (read more)
Garlock Sealing Technologies - GRAPH-LOCK® 3128 HOCHDRUCK
High performance multi-layer graphite with 316SS inserts provides high compressive strength, blow-out resistance, excellent handling properties and improved tightness. Carbon content of material is... (read more)
Meehanite Metal Corporation - Meehanite Corrosion Resisting Types (C Types)
Type CC is a general utility material providing good corrosive resistance. It can be used for slightly acid solutions, alkali solutions at temperatures up to 150°F and concentrated sulfuric acid at... (read more)
Ohio Carbon Blank Inc. - Ultrafine Graphite
AR-14 is an ultrafine grain isotropic graphite recommended when fine detail, wear resistance and surface finish are required. (read more)
Saturn Industries, Inc. - POCO GRAPHIC
Sometimes items cannot be produced on conventional machines, requiring different methods of manufacture. Ultrafine grain structure and super strength make Poco Graphite's materials the leaders in the... (read more)
Mercer Gasket & Shim - Teflon ® Based Gaskets
Teflon ® -based gasket materials are able to withstand significantly more aggressive chemical environments (including highly oxidizing environments) than standard non-asbestos gasket materials. (read more)
MINTEQ® International Inc, Pyrogenics Group - PYROID® Carbon Stripper Foil
The Pyrogenics Group is a world leader in the production of extreme-purity, freestanding PYROID® Pyrolytic Graphite (PG) films and stripper foils. PYROID® PG film is available at any thickness between... (read more)
 
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Topics of Interest
Carbon (C) is a non-metallic element with an extremely high sublimation temperature and a wide variety of crystalline structure forms (polymorphism). Carbon is available as amorphous / vitreous... (Read More)
EDM electrodes and materials (wire or tube) are used in (EDM), a process that removes metal with an electrical discharge of very short duration and high current density between the electrode and the... (Read More)
Copper graphite is a composite mixture of graphite and copper metal (~15 to 95%), resulting in a material with higher conductivity than pure graphite and lower friction or sticking than pure copper in... (Read More)
Boron nitride (BN) is based on compounds of boron and nitrogen. It is relatively inert and has good thermal conductivity combined with good electrical insulation, making this material useful in... (Read More)
Graphite electrodes are by far the most popular EDM electrodes used in the United States. Here at Saturn we feel that it is important to give our customers what they want and in doing so offer... (Read More)
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Technical Articles
Graphite Electrodes - Machine Shop Services
HEV Venturi and Oilmaster™ Team Up to Eliminate Oily Graphite Particulate at Major Forging Facility (.pdf) - Filtration and Separation Products
Pyrolytic Graphite Heat Spreader Options for High Performance Embedded Components and Systems (.pdf) - Molding Services
Carbon Brushes for Elevators: Composition, Function, Solutions - Motors
History Of CNTs - Electrical and Electronic Contract Manufacturing
The Leadtime Challenge - Contract Manufacturing and Fabrication
Tapping Electrodes - Machine Shop Services
High Temperatures (Copyright Viking Press, Inc.) - Pumps
Laser Methods of CNT Synthesis - Electrical and Electronic Contract Manufacturing
Space Age Coatings Increase Service Life Of Pumps Operating In - Industrial Coatings and Sealants
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See more product announcements for Electrical Contact and Electrode Materials
Custom Electroforms

Custom Electroforms
Servometer - PMG, LLC


Electrodes

Electrodes
Pepin Manufacturing, Inc.


Custom Electrical Contact and Electrode Materials

Custom Electrical Contact and Electrode Materials
Fotofab Corp.


11 See more product announcements for Electrical Contact and Electrode Materials



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