Glass Round Stock | McMaster-Carr

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Material

Glass-Mica Ceramic

Silicone Rubber

Filler Material

Shape

System of Measurement

Diameter

Length

OD

Color

ID

Performance

Chemical Resistant

Easy Thermoform

Electrical Insulating

Flame Retardant

High Temperature

Highly Absorbent

Impact Resistant

Moisture Resistant

Thermally Stable

Ultra-Low Temperature

Flexibility

Maximum Temperature

Less than 1,000° F

1,000° F to 1,999° F

2,000° F to 2,999° F

Clarity

Spec Image

Spec Image

Hardness

Durometer 55D to Durometer 66D

Knoop 418 HK 0.1

Knoop 420 HK 0.1

Knoop 570 HK 0.1

Material Grade

GPO3 Fiberglass

Hardness Rating

Minimum Temperature

-400° F or less

-399° F to -250° F

-249° F to -100° F

-99° F to -1° F

Greater than 0° F

REACH

Density

0.058 lb/in³ to 0.070 lb/in³

0.069 lb/in³ to 0.074 lb/in³

U.S.–Mexico–Canada Agreement (USMCA) Qualifying

RoHS

DFARS Specialty Metals

Export Control Classification Number (ECCN)

Tensile Strength

1,000 psi to 2,500 psi

7,000 psi to 30,000 psi

7,000 psi to 40,000 psi

10,000 psi to 15,000 psi

18,000 psi to 27,700 psi

32,000 psi to 40,000 psi

35,000 psi to 50,000 psi

37,000 psi to 58,600 psi

For Use Outdoors

Tolerance Rating

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734 Products

Raw Materials

Garolite

A strong, machinable alternative to metal and plastic widely used in circuit boards and gears

Fiberglass

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

Plastic

A lightweight alternative to metal and glass

Glass

Clear and highly heat and chemical resistant; often used in sights, lighting, and lab equipment

Ceramic

Hard and wear resistant, it also withstands corrosion and high temperatures

The quick brown fox jumped over the lazy dog. Pedestal (35" Ht. x 4" Wd. x 4" Dp.)