459
- Graphite Sheet with Nickel Reinforcement
Chesterton 459 graphite sheet with a nickel foil reinforcement is for use in high temperature, high pressure flange applications. The nickel foil makes 459 easier to cut than other reinforced gasket sheets. It has excellent chemical resistance and can be used up to 1600°F (870°C) in a non-oxidizing atmosphere.
Product Features
-
- Easy to cut manually
- Excellent pressure capability
- High-temperature capability
- High chemical resistance
Technical Data
| Material | Graphite sheet with a nickel foil reinforcement |
|---|---|
| Applications |
Pipe flanges, vessels, reactors, valve bonnets, housings |
| Presssure Limit | 140 bar g (2000 psig) |
| Temperature Limit | 870°C (1600°F ) non-oxidizing, 454°C (850°F ) oxidizing, minimum -200°C |
| Chemical Resistance | pH 0 – 14 |
| Size Low | 1 mm ( 0.031 inch ) |
| Size High | 3.2 mm ( 0.125 inch ) |
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