Fibers & Felt
FIBER
DMT
DMT is a general-purpose paper gasket material, saturated with a glue-glycerin impregnant rendered insoluble. Uses include water pumps, fuel pump systems, flange gaskets, air systems (low-pressure) glycol systems etc.
| High Temperature |
250°F |
| Low Temperature |
-20°F |
| PSI Range |
500 - 2000 |
| Fiber Content |
45 - 55% |
Fiber-Kork
Protein-Glycerine treated cork and fiber gasket material used for general purpose flange gaskets, seals under lower flange loads for temperature under 250°F.
| High Temperature |
250°F |
| Low Temperature |
-20°F |
| PSI Range |
500 - 2000 |
| Fiber Content |
45 - 55% |
444 Fiber
444 Fibre is a protein and glycerine impregnated cork/cellulose fiber material. It is suited for use under light flange loads where a material possessing good resistance to oils and fuels is required.
| High Temperature |
250°F |
| Compressibility |
40 - 55% |
| Tensile Strength |
1000 |
| Recovery |
40% |
Vellutherm 600
Vellutherm 600 is an asbestos-free composition produced by the beater addition process. It is designed to function as a controlled swell gasket material when exposed to petroleum oils and fuels.
| Compressibility |
22% |
| Tensile Strength |
975 |
| Recovery |
40% |
Vellutherm 650
Vellutherm 650 is a composition of fibers blended with other components and a cured nitrile rubber binder. It exhibits excellent resistance to petroleum oils, automotive fuels, water and automotive coolants. It offers good creep relaxation and sealing properties.
| High Temperature |
350°F |
| Compressibility |
15 - 33% |
| Tensile Strength |
1000 |
| Recovery |
40% |
FELT
Felt
F-1 thru F-55 felt comes in various thickness, wool content, and density. Typical uses are oil and grease retainers, anti-squeak, impregnated packing, ink rolls, printing pads, vibration mounts, wipers, dust shields, sound deadening, and filters.
| High Temperature |
200°F+ |
| Low Temperature |
-80°F |
| PSI Range |
75 - 500 |
| Wool Content |
45% - 95% |
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