Rubber Liners
PC-140
40 Durometer Black Natural Rubber– Specifically designed to withstand Chemical and Abrasion concerns. This compound demonstrates excellent characteristics for corrosion and abrasion concerns.
ASTM & Test Requirements
| Hardness (ASTM D2240) | 35-45 Shore A (+/-5) |
| Tensile (ASTM D412) | 3,000 psi minimum |
| Elongation (ASTM D412) | 850% minimum |
| Tear (Die C) | 320 LB / Linear Inch |
| Service Temperature | -40ºF to 160ºF (72ºC) |
| Specific Gravity | .98 |
Overlay
Atmospheric Aging
| Moisture Resistance | Good |
| Permeability | Fair |
| Compression Set | Good |
Resistance
| Sliding Abrasion | Excellent |
| Impingement Abrasion | Excellent |
| Acid (Concentrate) | Good |
| Acid (Dilute) | Fair |
| Oil & Gasoline | NR |
Curing
| Atmospheric Cure | 24hrs @ 200°F | Pressure Cure 2hrs @ 250°F |
Adhesive System
| 1st Coat on Metal | Chemlok 286 |
| 2nd Coat on Metal | Chemlok 289 |
| 3rd Coat on Rubber | Chemlok 286 |
| 4th Coat on Metal | Chemlok 286 |