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About Composites
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Electrically Insulating Hard Fiber
- Color: Gray
- Max. Temperature: 235° F
- Tensile Strength: 9,000-21,000 psi (Good)
- Impact Strength: 1.8-2.5 ft.-lbs./in. (Good)
- Hardness: Rockwell R70 (Hard)
- For Use Outdoors: No
- Specifications Met: MIL-I-695A, UL 94HB
Widely known as fishpaper and vulcanized fiber, these thin sheets offer better electrical insulation than standard hard fiber sheets. They are constructed from lightweight cotton fabric that's been chemically treated to make it hard and dense.
| Thick. | Thick. Tolerance | Each | |
12" × 12" | |||
|---|---|---|---|
| 0.005" | -0.001" to 0.001" | 0000000 | 00000 |
| 0.01" | -0.001" to 0.001" | 0000000 | 0000 |
| 0.015" | -0.002" to 0.002" | 0000000 | 0000 |
24" × 39" | |||
| 0.005" | -0.001" to 0.001" | 0000000 | 00000 |
| 0.01" | -0.001" to 0.001" | 0000000 | 00000 |
| 0.015" | -0.002" to 0.002" | 0000000 | 00000 |
39" × 48" | |||
| 0.005" | -0.001" to 0.001" | 0000000 | 00000 |
| 0.01" | -0.001" to 0.001" | 0000000 | 00000 |
| 0.015" | -0.002" to 0.002" | 0000000 | 00000 |
Easy-to-Machine Hard Fiber Sheets
- Color: Gray
- Max. Temperature: 235° F
- Tensile Strength: 9,000-21,000 psi (Good)
- Impact Strength: 1.8-2.5 ft.-lbs./in. (Good)
- Hardness: See table
- For Use Outdoors: No
- Specifications Met: See table
Also known as vulcanized fiber, these hard fiber sheets can be readily machined and punched into custom parts. They're constructed from lightweight cotton fabric that's been chemically treated to make them hard and dense. Use hard fiber to make gears and bushings.
| Thick. | Thick. Tolerance | Hardness | Specifications Met | Each | |
12" × 12" | |||||
|---|---|---|---|---|---|
| 0.02" | -0.002" to 0.002" | Rockwell R70 (Hard) | MIL-I-695A, UL 94HB | 0000000 | 00000 |
| 0.03" | -0.003" to 0.003" | Rockwell R70 (Hard) | MIL-I-695A, UL 94HB | 0000000 | 00000 |
24" × 39" | |||||
| 0.02" | -0.002" to 0.002" | Rockwell R70 (Hard) | MIL-I-695A, UL 94HB | 0000000 | 00000 |
| 0.03" | -0.003" to 0.003" | Rockwell R70 (Hard) | MIL-I-695A, UL 94HB | 0000000 | 00000 |
39" × 48" | |||||
| 0.02" | -0.002" to 0.002" | Rockwell R70 (Hard) | MIL-I-695A, UL 94HB | 0000000 | 00000 |
| 0.03" | -0.003" to 0.003" | Rockwell R70 (Hard) | MIL-I-695A, UL 94HB | 0000000 | 00000 |