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Ultra-High-Temperature Ceramic Gasket Material

Our highest temperature gasket sheets, these are made of high-alumina ceramic and can withstand temperatures up to 2600° F. Use them when a strong seal is required in boilers and furnaces. Cut with a utility knife.
For technical drawings and 3-D models, click on a part number.
Ultra High- and Low-Temperature Ultra-Conformable Rope Edge Seals

Alumina silicate is loosely woven to create these ceramic seals that are stronger, more flexible, and able to resist higher temperatures than Ultra High- and Low-Temperature Rope Edge Seals. They are commonly used as to tie products together during high-temperature processing, but they can handle cryogenic applications just as well. They won’t burn and they resist molten metal splash. These seals also resist steam, salts, grease, detergents, bleach, and hydraulic fluid; however, they will absorb these substances. Push them into the groove that’s commonly built into oven doors, furnaces, and tanks.
Wd. | Temp. Range, °F | For Use Outdoors | Specifications Met | Color | 5 ft. | 10 ft. | 25 ft. | |
Ceramic Fiber—Plain Back | ||||||||
---|---|---|---|---|---|---|---|---|
1/4" | -300° to 2300° | No | MIL-I-24244 | White | 0000000 | |||
3/8" | -300° to 2300° | No | MIL-I-24244 | White | 0000000 | |||
1/2" | -300° to 2300° | No | MIL-I-24244 | White | 0000000 | |||
3/4" | -300° to 2300° | No | MIL-I-24244 | White | 0000000 | |||
1" | -300° to 2300° | No | MIL-I-24244 | White | 0000000 |
Ultra High- and Low-Temperature Rope Edge Seals

A wide temperature range makes these ceramic seals equally suitable for use in cryogenic applications as they are for extreme-heat applications. They’re made from tightly woven calcium alumina silicate, so they won’t burn and they resist molten metal splash. They also resist steam, salts, grease, detergents, bleach, and hydraulic fluid; however, they will absorb these substances. Push them into the groove that’s commonly built into oven doors, furnaces, and tanks.
Wd. | Temp. Range, °F | For Use Outdoors | Specifications Met | Color | 5 ft. | 10 ft. | 25 ft. | |
Ceramic Fiber—Plain Back | ||||||||
---|---|---|---|---|---|---|---|---|
1/8" | -300° to 1100° | No | MIL-I-24244 | White | 0000000 | |||
1/4" | -300° to 1100° | No | MIL-I-24244 | White | 0000000 | |||
3/8" | -300° to 1100° | No | MIL-I-24244 | White | 0000000 | |||
1/2" | -300° to 1100° | No | MIL-I-24244 | White | 0000000 | |||
3/4" | -300° to 1100° | No | MIL-I-24244 | White | 0000000 | |||
1" | -300° to 1100° | No | MIL-I-24244 | White | 0000000 |
No-Irritation Ceramic High-Temperature Sleeving

Unlike fiberglass and silica, this sleeving won't irritate skin, so it’s easier to handle. It withstands open flame and molten metal splash, making it a good choice for welding applications. The ceramic fabric also resists acids, alkalies, alcohol, solvents, oil, and gasoline. Because this sleeving is non-expandable, it does not stretch, so it’s best for applications where you know the exact diameter of the items you need to protect. It meets MIL-I-24244 for material quality.
ID | Wall Thick. | Max. Temperature, °F | Specifications Met | Color | 1 ft. | 3 ft. | 5 ft. | 10 ft. | 25 ft. | 100 ft. | |
Ceramic Fabric | |||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|
1/16" | 1/32" | 2600° | MIL-I-24244 | White | 0000000 | ||||||
1/8" | 1/32" | 2600° | MIL-I-24244 | White | 0000000 | ||||||
1/8" | 1/16" | 1100° | MIL-I-24244 | White | 00000000 | ||||||
1/4" | 1/32" | 2600° | MIL-I-24244 | White | 0000000 | ||||||
1/4" | 1/16" | 1100° | MIL-I-24244 | White | 00000000 | ||||||
3/8" | 1/16" | 1100° | MIL-I-24244 | White | 00000000 | ||||||
1/2" | 1/32" | 2600° | MIL-I-24244 | White | 0000000 | ||||||
1/2" | 1/16" | 1100° | MIL-I-24244 | White | 00000000 | ||||||
3/4" | 1/16" | 1100° | MIL-I-24244 | White | 00000000 | ||||||
1" | 1/32" | 2600° | MIL-I-24244 | White | 0000000 | ||||||
1" | 1/16" | 1100° | MIL-I-24244 | White | 00000000 | ||||||
1 1/2" | 1/16" | 1100° | MIL-I-24244 | White | 00000000 | ||||||
2" | 1/16" | 1100° | MIL-I-24244 | White | 00000000 |