General Plastics Manufacturing Co. - Flexible foams for Aerospace

General Plastics Manufacturing Company offers unique open-celled flexible polyurethane foams with engineered energy absorption properties. These foams allow users to design systems delivering good efficiency while absorbing energy at a consistent, controlled rate. (read more)

General Plastics Manufacturing Co. - Foam board for protoypes and models

General Plastics is manufactures standard & custom rigid polyurethane foams, flexible polyurethane foams & production parts. (read more)

General Plastics Manufacturing Co. - Urethane & polyurethane foam cores for CNC

GP manufactures standard & custom urethane & polyurethane foam cores. (read more)

General Plastics Manufacturing Co. - Medical industry foam transparent to X-rays

LAST-A-FOAM® engineered polyurethane foam for Medical OEM Manufacturer
General Plastics' LAST-A-FOAM® products are used with medical imaging table equipment. (read more)

General Plastics Manufacturing Co. - Thermoformable Composite Core

LAST-A-FOAM® FR-4300 heat-formable foam is unique flame-retardant structural polyurethane foam. It is intended for composite panel cores and other structures where compound-curved surfaces or other details can be made with low-cost heat-forming methods. While it is heat-formable, it retains all the chemical and solvent-resistant properties of polyurethane foams. (read more)

General Plastics Manufacturing Co. - Prototype and modeling core

Prototypes and Models-Products FR-4500 and FR-7100

Whether you are building a sports car, topographical map, movie props and sculptures, LAST-A-FOAM® has proven to be a stable and precise material for the design engineer. (read more)

General Plastics Manufacturing Co. - Shock Absorbing Flexible Foams

General Plastics’ open-cell flexible polyurethane foams deliver efficiency while absorbing energy at a consistent, controlled rate. Our flexible foam sheets can be used in series or in parallel to relieve static stress on flexible shock-attenuation material. They can also break up resonance or change shock-pulse frequencies. (read more)

General Plastics Manufacturing Co. - Precast /Tilt-up Concrete Wall Panel Blocks

R-9300 Series prevents thermal energy transfer between the building and ground when installed under precast and tilt-up concrete walls. Because these insulating construction blocks offer excellent load-bearing ability and durability, only a few are required to support each wall. This eliminates wasted material while preventing costly energy loss. (read more)

General Plastics Manufacturing Co. - Polyurethane Foam for Nuclear Waste Transportation

General Plastics has been the leader in collision and fire protection for nuclear transportation packages for more than 40 years. The proven impact resistance of the LAST-A-FOAM® FR-3700 series, coupled with its fire protection properties, make it the ideal material for applications in nuclear materials and extremely hazardous waste transportation. FR-3700 outperforms wood and other... (read more)

General Plastics Manufacturing Co. - Aerospace-grade foam for cabin interior

LAST-A-FOAM® FR-3700 meets the requirements of aircraft BMS8:133. Use for applications in

  • Models and design prototypes
  • Composite Core, especially where flame-retardancy is important
  • Honeycomb edge close-out for aircraft interior sandwich panels used in: Overhead storage bins, passenger cabin dividers, galleys and lavatories
(read more)
General Plastics Manufacturing Co. - Equipment Support Block for Construction Industry!

Placed on top of the building’s roof, these insulating blocks support HVAC and other heavy equipment while preventing radiant heat transfer to the building’s interior. This added insulation keeps the building interior cooler and reduces the load on cooling equipment, lowering utility costs. (read more)

General Plastics Manufacturing Co. - Heat-formed Polyurethane Core

LAST-A-FOAM® FR-4300 heat-formable foam is unique flame-retardant structural polyurethane foam. It is intended for composite panel cores and other structures where compound-curved surfaces or other details can be made with low-cost heat-forming methods. (read more)

General Plastics Manufacturing Co. - LAST-A-FOAM R-3300 Submersible Foam

LAST-A-FOAM® R-3300 submersible foam is optimal for nuclear reactor underwater robotics applications. This premier closed-cell material, in 12-, 15-, and 18-pcf. densities, machines effortlessly to precisely match the unique robotics automation design. (read more)

General Plastics Manufacturing Co. - Tooling Board for vacuum forming

GP is a manufacturer of standard & custom foam tool boards. (read more)

General Plastics Manufacturing Co. - General Plastics Thermal Isolation Blocks

General Plastics R-9300 Thermal Isolation Blocks are a high-density cellular polyurethane material. They are designed to support heavy structural loads while insulating a building interior from the external elements. They are commonly used as column-bearing blocks for storage facilities. (read more)

General Plastics Manufacturing Co. - High-Temperature, High-Density Epoxy-Urethane Foam

An Economical Alternative for Soft Tool and Molds. High-temperature, high-density epoxy-urethane foam is an economical and time-saving solution for soft small, monolithic or large-mass tools, as well as low-rate or rapid prototyping. It can be more rapidly machined, it is easily bonded, and it is more economical than wood, alloy or epoxy-based alternatives. (read more)

General Plastics Manufacturing Co. - FOAM-COMB Gap Fill Series

FOAM-COMBTM is a multi-purpose seal and filler used within the aerospace industry. It consists of flexible-foam-filled Nomex ® honeycomb. Lightweight and rigid in one direction, yet flexible in the other direction, FOAM-COMB is an ideal material for interior trim parts and where noise reduction is required. (read more)

General Plastics Manufacturing Co. - Soft Tools vs. Metallic Tools? An Alternative

High-temperature, High-Density Epoxy-Urethane Foam is an economical and time-saving solution for soft small and monolithic or large-mass tools, low-rate and rapid prototyping because it can be more rapidly machined, easily bonded and it is more economical than wood, alloy or epoxy-based alternatives. (read more)

General Plastics Manufacturing Co. - Blast Containment Mitigation Structures

Blast Containment Mitigation Structures

The BLAST-TAMER® wall system incorporates advanced technology polyurethane foam designed to mitigate inadvertent explosion.

It provides cost-effective, space-saving storage of such volatile materials as military ordnance, pyrotechnics, high-explosives and combustible chemicals. (read more)

General Plastics Manufacturing Co. - What to look for in foam.

What to ask when evaluating polyurethane foam products (read more)

General Plastics Manufacturing Co. - Tank Isolation Protection Block for Chillers

These concave insulating blocks securely support chiller equipment outside cold-storage facilities; thereby reducing the possibility of condensation on the supporting structure. (read more)

General Plastics Manufacturing Co. - Fine-cell foams for topographical models and maps

Topographers enjoy the consistent cell-structure and density of the FR-4500 and FR-7100 foam boards, which makes cutting their models with CNC routers simple and accurate. The fine small cells allow easy paint finishing of completed models, and the dimensional stability of sheets keep models flat and true. Valued in notable institutions worldwide. (read more)

General Plastics Manufacturing Co. - Foam for nuclear materials transportation

LAST-A-FOAM® FR-3700 foams are high-performance materials intended primarily for applications in nuclear materials and extremely hazardous waste transportation. (read more)

General Plastics Manufacturing Co. - HDU Polyurethane Foam for Signs & 3D Modeling

General Plastics high-density urethane (HDU) foam is the leading choice to replace wood in sign manufacturing. Its ease of machining makes it the ideal material for artists and its long-term durability allows it to withstand harsh climates. (read more)

General Plastics Manufacturing Co. - Tooling Board for Aerospace Industry

High-Temperature, High-Density Epoxy-Urethane Foam: an Economical Alternative for Soft Tool and Molds. LAST-A-FOAM® FR-4700 HT foam is an alternate solution for soft small, monolithic or large-mass tools, as well as low-rate or rapid prototyping. It can be more rapidly machined, it is easily bonded, and it is more economical than wood, alloy or epoxy-based alternatives. (read more) (read more)

General Plastics Manufacturing Co. - Microcell Polyurethane Foam for Prototypes

LAST-A-FOAM® FR-4600 microcell polyurethane foam supports the most intricate detail while eliminating extra prep work.

Advanced microcell technology creates a grain-free, ultra smooth exterior for painted finishes, significantly reducing process time. What’s more, its finer cell structure is comparable to higher-density products without the added cost and weight. (read more)