Thermoset Plastics | McMaster-Carr

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Tensile Strength

6,000 psi to 10,000 psi

6,000 psi to 15,300 psi

7,000 psi to 10,000 psi

7,000 psi to 30,000 psi

7,000 psi to 40,000 psi

8,000 psi to 23,900 psi

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18,000 psi to 27,700 psi

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10,000 psi to 30,000 psi

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14,000 psi to 29,300 psi

14,800 psi

15,000 psi to 19,000 psi

15,400 psi to 19,700 psi

16,000 psi to 29,000 psi

20,900 psi to 25,800 psi

23,200 psi to 31,000 psi

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2,865 Products

About Composites

Compare our offering of composites to find the right material for you.

Garolite

Multipurpose Flame-Retardant Garolite G-10/FR4 Sheets and Bars

Strong, machinable, electrically insulating, and meets UL 94 V-0 for flame retardance

605 products

Flame-Retardant High-Temperature Garolite G-11/FR5 Tubes

Flame-retardant version of Garolite G-11, commonly used for terminal boards

21 products

Multipurpose Flame-Retardant Garolite G-10/FR4 Rods

Strong, machinable, electrically insulating, and meets UL 94 V-0 for flame retardance

139 products

High-Temperature Garolite G-11 Sheets and Bars

Stronger and more heat resistant than Garolite G-10/FR4, good for continuous use up to 335° F

86 products

Economical Electrically Insulating Garolite XX Sheets and Strips

Stronger than Garolite CE with better electrically insulating properties

132 products

Flame-Retardant High-Temperature Garolite G-11/FR5 Sheets

Flame-retardant version of Garolite G-11, commonly used for terminal boards

40 products

Ultra-High-Temperature Arc-Resistant Garolite G-7 Rods

For use up to 425° F, with better insulation and arc resistance than Garolite G-9

8 products

Ultra-High-Temperature Impact-Resistant Garolite Tubes

Resist heavy impacts and temperatures up to 500° F

13 products

Halogen-Free Garolite G-10 Sheets and Bars

Use in place of Garolite G-10/FR4 for applications that are sensitive to halogen

100 products

Easy-to-Machine Garolite LE Sheets and Strips

Machine into intricate parts using standard high-speed steel tooling

77 products

Economical Electrically Insulating Garolite XX Tubes

Stronger than Garolite CE with better electrically insulating properties

56 products

Easy-to-Machine Garolite LE Tubes

Machine into intricate parts using standard high-speed steel tooling

44 products

Economical Garolite CE Tubes

Often fabricated into parts where high strength is not required

36 products

Multipurpose Flame-Retardant Garolite G-10/FR4 Discs

Strong, machinable, electrically insulating, and meets UL 94 V-0 for flame retardance

3 products

Economical Garolite CE Sheets and Bars

Often fabricated into parts where high strength is not required

97 products

Economical Garolite CE Rods

Often fabricated into parts where high strength is not required

44 products

Ultra-High-Temperature Arc-Resistant Garolite G-7 Sheets and Bars

For use up to 425° F, with better insulation and arc resistance than Garolite G-9

73 products

Easy-to-Machine Garolite LE Rods

Machine into intricate parts using standard high-speed steel tooling

52 products

Ultra-High-Temperature Impact-Resistant Garolite Sheets

Resist heavy impacts and temperatures up to 500° F

50 products

High-Temperature Garolite G-11 Rods

Stronger and more heat resistant than Garolite G-10/FR4, good for continuous use up to 335° F

16 products

Ultra-Low-Temperature Garolite G-10 CR Sheets

For temperatures down to -415°F

48 products

Halogen-Free Garolite G-10 Tubes

Use in place of Garolite G-10/FR4 for applications that are sensitive to halogen

46 products

Economical Electrically Insulating Garolite XX Rods

Stronger than Garolite CE with better electrically insulating properties

17 products

Multipurpose Flame-Retardant Garolite G-10/FR4 Tubes

Strong, machinable, electrically insulating, and meets UL 94 V-0 for flame retardance

40 products

Static-Dissipative Multipurpose Flame-Retardant G-11/FR5 Garolite Sheets

Prevent damage to your equipment with a coating that reduces static electricity

30 products

Ultra-Low-Temperature Garolite G-10 CR Tubes

For temperatures down to -415°F

26 products

Halogen-Free Garolite G-10 Rods

Use in place of Garolite G-10/FR4 for applications that are sensitive to halogen

24 products

Arc-Resistant Garolite G-9 Rods

Strong, electrically insulating, and arc resistant in dry environments

9 products

Electrically Insulating Garolite XXX

More electrically insulating than Garolite XX, often machined into washers and bushings

7 products

Slippery Static-Dissipative Garolite

Added graphite creates a slippery surface often used as bearings or wear pads

18 products

Multipurpose Flame-Retardant Garolite G-10/FR4 Angles

Strong, machinable, electrically insulating, and meets UL 94 V-0 for flame retardance

12 products

Arc-Resistant Garolite G-9 Angles

Strong, electrically insulating, and arc resistant in dry environments

9 products

Arc-Resistant Garolite G-9 Sheets

Strong, electrically insulating, and arc resistant in dry environments

8 products

Multipurpose Flame-Retardant Garolite G-10/FR4 Rectangular Tubes

Strong, machinable, electrically insulating, and meets UL 94 V-0 for flame retardance

4 products

Composite Material Selector Packs

Includes GPO3 fiberglass and Garolite XX, XXX, CE, LE, G-3, G-7, G-9, G-10, and G-11

1 product

Other Products

Hard Fiber

Chemically treated to be hard and dense, this is the easiest composite to machine in our offering

79 products

Fiberglass

A lightweight alternative to metal and wood widely used in electrical and structural applications

442 products

Carbon Fiber

The strongest composite we offer; comparable in strength to 6061 aluminum but lighter in weight

310 products

Kevlar

Super tough for protection against prolonged wear and abrasion

11 products

Threaded Rods

Anchor, connect, or hang components in a wide variety of applications

34 products