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Plastics for CNC & Machining

Cut-to-size machinable plastics for tight-tolerance CNC work: sheet, rod, and tube in acetal (Delrin®), UHMW, HDPE, nylon, polycarbonate, and more.

Looking for CNC machining quick-start tips? Visit our Machinable Plastics Guide, featuring speeds and feeds, as well as material comparisons.


Performance Advantages of Plastics in CNC Machining

Machine shops use materials like UHMW, HDPE, nylon, polycarbonate, and acetal for a variety of applications including precision parts, gears, bushings, and machine guards. These plastics offer properties such as high impact strength, wear resistance, chemical resistance, and ease of machining, making them excellent choices for CNC fabrication, prototyping, and custom tooling.

Common Applications for Machined Components

Plastics in machine shops are used for prototyping, structural components, power transmission parts, conveyor guides, and protective covers. Their machinability and material performance help shops meet customer specs across multiple industries.

Available Machinable Materials & Stock Shapes

Tough and easy-to-machine plastic used for enclosures, guards, housings, and prototypes.

ABS

Fire-rated PVC sheet for thermoformed covers, housings, and transportation interiors.

Boltaron

Durable and chemically resistant, ideal for guides, wear plates, and custom parts.

HDPE

Fire-rated thermoplastic used for aircraft, transit, and durable equipment housings.

Kydex

Rigid, chemically resistant plastic for tanks, ducting, machine guards, and components.

PVC

Low-friction, high-temperature fluoropolymer for seals, gaskets, bearings, and wear parts.

PTFE

 


Interstate Plastics Suppliers