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40 ±5 IRHDBlackSteam-CuredAU-A40-BSC
AU 40 Shore Black Steam-Cured Natural Rubber Lining
The workhorse 40 shore black natural rubber lining — an excellent general-purpose wet-slurry abrasion lining for tanks, chutes, launders, pulleys, pipes and hoses across mining and process plants.
Physical Properties
| Property | Value | Test Method |
|---|---|---|
| Polymer | Natural Rubber | — |
| Shore hardness | 40 ±5 IRHD | ISO 48-2010 |
| Tensile strength | 18 MPa | ISO 37-2011 |
| Elongation at break | 550% | ISO 37-2011 |
| Specific gravity | 1.08 ±0.02 | ISO 2781-2008 |
| Rebound resilience | 70% | ISO 4662-2017 |
| Abrasion loss | 150 mm³ | BS 903 Part A8 |
| Max operating temperature | 70 °C (not continuous) | — |
Typical Applications
- ▪Tank & vessel linings
- ▪Chutes & launders
- ▪Slurry pipelines & spools
- ▪Pulleys & pump linings
- ▪Cyclones & hydrocyclones
Not recommended for
Oils, acids, hydrocarbon solvents and strong oxidising agents.