Compound N108
Description – 70 Durometer Black NBR 3A
Specification (specs) – Sanitary 3A No 18-03 Class 111
| PROPERTY | RESULT | SPECS |
|---|
| Hardness, Shore A | 69 | 70 +/- 5 |
| Tensile Strength, psi | 1,750 | 1,000 min |
| Elongation % | 410 | 100 min |
| Tear Resistance Die C Kgf/cm | 46 | |
| Specific Gravity | 1.42 | |
EO Low Fat Tolerance Absorption 22 hrs @22C
ASTM D471 (8% Milk Fat + 92% Distilled Water)
| Hardness Change, Shore A | -3 | +/- 20 |
| Volume Change % | -0.2 | +/- 25 |
| Weight Change % | -0.4 | +/- 25 |
EO 100% Milk Fat Absorption 70 hrs @22C
| Hardness Change, Shore A | -3 | +/- 10 |
| Volume Change % | -0.2 | +/- 25 |
| Weight Change % | -0.4 | +/- 25 |
EO Distilled Water Absorption 70 hrs @22C
| Hardness Change, Shore A | -1 | +/- 20 |
| Volume Change % | -2.0 | +/- 25 |
| Weight Change % | -1.6 | +/- 25 |
A Heat Resistance 166 hrs@70C
| Hardness Change , Shore A | +1.3 | +/- 10 |
EO Phosphoric Acid 22 hrs @82C
| Hardness Change, Shore A | -3 | +/- 10 |
| Volume Change % | +2.1 | +/- 15 |
| Weight Change % | +1.4 | +/- 15 |
EO Alkaline Cleaner 22 hrs @82C
| Hardness Change, Shore A | -1 | +/- 10 |
| Volume Change % | +2.1 | +/- 15 |
| Weight Change % | +0.5 | +/- 5 |
EO Chlorine Sanitizer 22 hrs @21C
| Hardness Change, Shore A | -1 | +/- 10 |
| Volume Change % | +0.5 | +/- 15 |
| Weight Change % | +0.3 | +/- 15 |
