17 River Street
Beverly, MA
USA 01915
Phone: (978) 236-1050
Fax: (978) 236-1075
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Perma-Mark Industries 17 River Street Beverly, MA USA 01915 Phone: (978) 236-1050 Fax: (978) 236-1075 |
| Ratio | UL Specs | MIL Specs | |
|---|---|---|---|
| T.F.E. - Polytetrafluoroethylene | 2:1 and 4:1 Ratio |
| 3M/ECC | Alpha | Raychem | Sumitomo |
|---|---|---|---|
| n/a | FIT-500 | TFE | n/a |
| Description | Usages | Operating Temp | Shrink Temp | Packaging |
|---|---|---|---|---|
| Possesses the lowest coefficient of friction of any known solid and is used widely because of its anti-stick properties which allows easy cleaning. | Excellent insulating material. Has the benefit of resisting melt-off by soldering irons when making terminations. It is resistant to virtually all corrosive chemicals. Its dielectric properties favor it for electronic and electrical service. | 260 C | 327 C | Varies according to size |
| Property (units) | Test Method | Requirements |
|---|---|---|
| Tensile Strength (psi) | ASTM D638 | 1500 min |
| Elongation (%) | ASTM D638 | 200 min |
| Specific Gravity | ASTM D792 | 2.22 max |
| Flexural Modules (psi) | ASTM D790 | 72000 |
| Hardness (Shore D) | ASTM D2240 | 50 - 65 |
| Coefficient of Friction (<3m/min, <1 | ASTM D1897 | 0.1 |
| Property (units) | Test Method | Requirements |
|---|---|---|
| Dielectric Strength | ASTM D149 | >1400 |
| Dielectric Constant | ASTM D150 | 2.1 |
| Property (units) | Test Method | Requirements |
|---|---|---|
| Chemical/Solvent Resistance | ASTM D543 | Excellent |
| Water Absorption (%) | ASTM D570 | <0.01 |