Furnace Gaskets | McMaster-Carr

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System of Measurement

Maximum Temperature

Less than 1,000° F

1,000° F to 1,499° F

1,500° F to 1,999° F

2,000° F to 2,999° F

3,000° F or greater

Material

Aramid/Fiberglass Fabric

Calcium Silicate

ID

Width

Pipe Size

Thickness

Length

Color

Performance

Abrasion Resistant

Chemical Resistant

Crack Resistant

Electrically Insulating

Flame Resistant

Flame Retardant

Heat Dissipating

Heat Reflecting

High Efficiency

High Temperature

Moisture Resistant

Molten-Metal Splash Resistant

OD

Insulation Type

Sheet and Strip

Shape

Ring with Bolt Holes

Ring with Tines

Flexibility

Backing Type

Minimum Temperature

-250° F or less

-249° F to -200° F

-199° F to -100° F

-99° F to -1° F

Greater than 0° F

RoHS

REACH

DFARS Specialty Metals

Export Control Classification Number (ECCN)

For Flange ANSI Class

Wall Thickness

Sleeving Type

For Use With

Hydraulic Fluid

Sodium Hypochlorite (Bleach)

Edge Seal Style

For Use On

Enclosures and Equipment

Ovens and Furnaces

Walls and Ceilings

Stainless Steel

How can we improve?

1,471 Products

Rope Seals

High-Temperature Flanged Rope Seals

High-Temperature Flanged Rope Seals

Slide flange into slot on oven and furnace doors; resist temperatures up to 1000° F

Square-Profile Ultra-High-Temperature Rope Seals

Resist temperatures up to 2300° F and have a larger sealing surface than round rope seals

High-Temperature Rope Seals

High-Temperature Rope Seals

Resist temperatures up to 1000° F and last longer than ultra-conformable seals

Ultra-High-Temperature Flanged Rope Seals

Ultra-High-Temperature Flanged Rope Seals

Slide flange into slot on oven and furnace doors; resist temperatures up to 2300° F

High-Temperature Slotted Rope Seals

High-Temperature Slotted Rope Seals

Woven with openings for fasteners and resist temperatures up to 1000° F

Round-Profile Ultra-High-Temperature Rope Seals

Resist temperatures up to 1800° F

Ultra-High- and Low-Temperature Ultra-Conformable Rope Seals

Ultra-High- and Low-Temperature Ultra-Conformable Rope Seals

Resist temperatures from –300° to 2300° F and are more flexible than other rope seals

High-Temperature Ultra-Conformable Rope Seals

High-Temperature Ultra-Conformable Rope Seals

More flexible than other rope seals and resist temperatures up to 1000° F

Ultra-High-Temperature Chemical-Resistant Flanged Rope Seals

Ultra-High-Temperature Chemical-Resistant Flanged Rope Seals

For acids, salts, grease, and temperatures up to 1700° F; slide into slot on oven and furnace doors

High-Temperature Chemical-Resistant Flanged Rope Seals

High-Temperature Chemical-Resistant Flanged Rope Seals

For steam, salts, grease, and temperatures up to 500° F; slide into slot on oven and furnace doors

Ultra-High- and Low-Temperature Rope Seals

Ultra-High- and Low-Temperature Rope Seals

For extreme cold as well as heat, these resist temperatures from –300° to 1100° F

High-Temperature Ultra-Conformable Slotted Rope Seals

High-Temperature Ultra-Conformable Slotted Rope Seals

More flexible than other seals, have openings for fasteners, and resist temperatures up to 1000° F

Molten-Metal-Splash-Resistant Flanged Rope Seals

Molten-Metal-Splash-Resistant Flanged Rope Seals

Coated to shed sparks and molten metal splash; slide into slot on oven and furnace doors

Other Products

Pipe Insulation

Pipe Insulation

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

Heat Barriers

Protect equipment and surfaces from damage caused by nearby heat sources

Thermal Insulation Sheets

Thermal Insulation Sheets

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

Pipe Gaskets

Form tight seals when connecting flanged pipe fittings

Insulation Fill

Insulation Fill

Blow into walls to fill gaps in existing insulation, or mix as a filler in insulating cement

Packing Seals

Fill in gaps around pump shafts, valve stems, and agitators to prevent leaks

Wire Sleeving

Bundle wiring and protect from abrasion and heat

Surface Fillers

Surface Fillers

Repair chips, cracks, and tears in various surfaces

Gasket Sealants

Gasket Sealants

Seal gaskets on metal parts

Spray Foam Insulation

Spray Foam Insulation

Expands to fill in cracks, gaps, and other hollow spaces for a tight seal against drafts and heat

$Refractory Cement$

Refractory Cement

Lay firebricks or set and repair cast iron and steel furnaces, heaters, stoves, and boilers

Firebricks

Insulate furnaces to minimize heat loss while adding flame resistance

Electrically Insulating Adhesives

Electrically Insulating Adhesives

Secure hardware on circuit boards while insulating current

Cement Adhesives

Cement Adhesives

Form strong bonds on plastic, rubber, ceramic, and other materials

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