Glass Fibers | McMaster-Carr

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Aramid/Fiberglass Fabric

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Electrically Insulating

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3,106 Products

Raw Materials

Garolite

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

1,973 products

Fiberglass

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

442 products

Additives and Fillers

Mix into coatings, resins, polymers, and metal to boost strength, conductivity, and lubricity

1 product

Fabric

Use to cover, clean, and insulate objects

93 products

Aramid

Strong, lightweight, and an excellent thermal insulator; also known as Nomex

3 products

Sealing

Rope Seals

Insulate the edges of oven, furnace, and boiler doors to keep heat in

95 products

Lighting

Light Transmitters

Light up small and hard-to-reach areas such as the inside of models, prototypes, and circuit boards

18 products

Heating, Ventilation, and Air Conditioning

Thermal Insulation Sheets

Line the walls of furnaces, freezers, ductwork, and buildings to keep heat in or out

58 products

Pipe Insulation

Fit around pipe, tubing, and tanks to reduce heat loss or condensation

208 products

Building and Machinery Hardware

Strut Channel Framing and Fittings

Secure fittings in the U-shaped channel to route conduit and pipe or build other structures

19 products

Electrical

Wire Sleeving

Bundle wiring and protect from abrasion and heat

173 products

Safety Equipment

Heat-Resistant Blankets

Drape these blankets over machinery or hang them from walls to protect your workspace from sparks

15 products

Containers, Storage, and Furniture

Wall-Covering Panels

Attach to wallboard, masonry, and studs for a textured surface that resists impact and mold

2 products