Thermal Insulation Sheets | McMaster-Carr

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System of Measurement

Thickness

Flexibility

Maximum Temperature

Less than 500° F

500° F to 999° F

1,000° F to 1,999° F

2,000° F to 2,999° F

3,000° F or greater

Backing Type

Width

Length

Material

Calcium Silicate

Rock Wool/Mineral Fiber/Clay/Filler

Performance

Abrasion Resistant

Corrosion Resistant

Crack Resistant

Extreme Strength

Flame Resistant

Flame Retardant

Heat Reflecting

High Efficiency

High Temperature

Humidity Resistant

Impact Resistant

Low Temperature

Moisture Resistant

Shock Resistant

For Use On

Enclosures and Equipment

Ovens and Furnaces

Walls and Ceilings

Color

Insulation R Value

Cell Type

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

Heat Flow Rate @ Temperature

0.28 BTU/hr @ 68° F

0.11 BTU/hr @ 75° F

0.12 BTU/hr @ 75° F

0.14 BTU/hr @ 75° F

0.16 BTU/hr @ 75° F

0.19 BTU/hr @ 75° F

0.2 BTU/hr @ 75° F

0.22 BTU/hr @ 75° F

0.23 BTU/hr @ 75° F

0.24 BTU/hr @ 75° F

0.25 BTU/hr @ 75° F

0.26 BTU/hr @ 75° F

0.27 BTU/hr @ 75° F

0.3 BTU/hr @ 75° F

0.31 BTU/hr @ 75° F

0.32 BTU/hr @ 75° F

0.34 BTU/hr @ 75° F

0.39 BTU/hr @ 75° F

Shape

Density

Flammability Rating

ASTM Flammability Rating

FAA Flammability Rating

UL Flammability Rating

Facing Material

Stainless Steel

RoHS

REACH

DFARS Specialty Metals

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

Export Control Classification Number (ECCN)

ID

Maximum Facing Temperature

How can we improve?

469 Products

Insulation Sheets

Polyurethane Foam Insulation Sheets with Perforated Facing

Polyurethane Foam Insulation Sheets with Perforated Facing

Resist cracking and fading while allowing moisture to evaporate

Ceramic Fiber Insulation Sheets for Furnaces

Ceramic Fiber Insulation Sheets for Furnaces

Your go-to flexible, high-temperature sheets for insulating furnaces

Rigid Mineral Wool Insulation Sheets

Rigid Mineral Wool Insulation Sheets

Resist compression in oven and power-generating applications

Humidity-Resistant Paper Insulation Sheets

Humidity-Resistant Paper Insulation Sheets

Thin, flexible sheets resist moisture absorption in high-humidity applications

Crack-Resistant Rigid Polyimide Insulation Sheets

Crack-Resistant Rigid Polyimide Insulation Sheets

Withstand heavy compression so they won't crack

Abrasion-Resistant Rigid Calcium Silicate Insulation Sheets

Abrasion-Resistant Rigid Calcium Silicate Insulation Sheets

Withstand high temperatures in power-generating applications

Fiberglass Insulation Sheets

Fiberglass Insulation Sheets

Lightweight and flexible to insulate equipment and appliances

Heat-Reflecting Air Bubble Insulation Sheets for Ducts

Heat-Reflecting Air Bubble Insulation Sheets for Ducts

Aluminized polyester fabric prevents 96% of heat from permeating ductwork

Fiberglass Insulation Sheets and Strips for Buildings

Fiberglass Insulation Sheets and Strips for Buildings

Insulate walls, ceilings, and floors

Ultra-Thin Rigid Millboard Insulation Sheets for Furnaces

Ultra-Thin Rigid Millboard Insulation Sheets for Furnaces

Thinner than most rigid insulation for furnaces and other high-heat applications

Flexible Fiberglass Insulation Sheets for Ducts

Flexible Fiberglass Insulation Sheets for Ducts

Wrap around rectangular and round ductwork

Graphite Insulation Sheets for Furnaces

Graphite Insulation Sheets for Furnaces

Insulate high-vacuum furnaces and other low-oxygen vacuum enclosures

Low-Temperature Rigid Cork Insulation Sheets

Low-Temperature Rigid Cork Insulation Sheets

Resist temperatures below 32° F, such as in cold-storage applications

Moldable Ceramic Insulation Sheets for Furnaces

Moldable Ceramic Insulation Sheets for Furnaces

Wet these sheets to change their shape, then apply heat to re-harden them

Acid-Resistant Silica Insulation Sheets for Furnaces

Acid-Resistant Silica Insulation Sheets for Furnaces

Resist corrosive acids in furnaces and engine compartments

Lightweight Melamine Insulation Sheets

Lightweight Melamine Insulation Sheets

The lowest-density insulation we offer

Thermally Stable Composite Paper Insulation Sheets

Thermally Stable Composite Paper Insulation Sheets

The flexible composite paper won't shrink or lose shape in high temperatures

Rigid Fiberglass Insulation Sheets for Ducts

Rigid Fiberglass Insulation Sheets for Ducts

Insulate rectangular ductwork from temperatures up to 450° F

Impact-Resistant Low-Temperature Rigid PVC Foam Insulation Sheets

Impact-Resistant Low-Temperature Rigid PVC Foam Insulation Sheets

Absorb impact and restrict the absorption of water, air, and gas

Moisture-Resistant Low-Temperature Rigid Polystyrene Foam Insulation Sheets

Moisture-Resistant Low-Temperature Rigid Polystyrene Foam Insulation Sheets

Resist the absorption of water, air, and gas in cold-storage applications

Abrasion-Resistant Silicone Foam Insulation Sheets

Abrasion-Resistant Silicone Foam Insulation Sheets

Resist tearing and protect against highly abrasive conditions

Shock-Resistant Ceramic Fiber Insulation Sheets for Furnaces

Shock-Resistant Ceramic Fiber Insulation Sheets for Furnaces

Designed to resist shrinking at fluctuating high temperatures

Rigid Silica High-Efficiency Insulation Sheets for Furnaces

Rigid Silica High-Efficiency Insulation Sheets for Furnaces

Our most efficient rigid high-temperature insulation sheets

Rigid Graphite Insulation Sheets for Furnaces

Rigid Graphite Insulation Sheets for Furnaces

Insulate high-vacuum furnaces and other low-oxygen vacuum enclosures

Flame-Resistant Flexible Synthetic Fiber Insulation Sheets for Ducts

Flame-Resistant Flexible Synthetic Fiber Insulation Sheets for Ducts

Create a fire barrier around rectangular and round ductwork

Other Products

Heat Barriers

Protect equipment and surfaces from damage caused by nearby heat sources

Pipe Insulation

Pipe Insulation

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

Acoustic Insulation

Acoustic Insulation

Absorb sound to quiet noisy areas and machines

Foam

Pockets of air make it lighter in weight than rubber; good for packing, insulating, and sealing

Pipe Insulation Jacketing

Pipe Insulation Jacketing

Guard pipe insulation from impact, moisture, and corrosion

Heat-Resistant Blankets

Heat-Resistant Blankets

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

Shipping Box Liners

Shipping Box Liners

Line cardboard boxes to keep the items inside at a consistent temperature

Strut Channel Routing Saddles

Strut Channel Routing Saddles

Clip to strut channel to cradle insulated tubing and pipe

Pipe Insulation Banding

Pipe Insulation Banding

Strap around pipe insulation to keep it in place

Pipe Insulation Repair Strips

Pipe Insulation Repair Strips

Patch and protect damaged pipe insulation

Protective Film and Tape

Protective Film and Tape

Adhere to surfaces to keep them free of scratches, chemicals, moisture, and germs

Insulation Hanger Studs

Insulation Hanger Studs

Press insulation sheets onto the spike to secure them to walls and other flat surfaces

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