STYRENE BUTADIEN RUBBER (SBR)
- Rubber or SBR rubber is a synthetic natural rubber suitable for use with weak organic acids and moderate chemicals.
- Not suitable for strong acids, most hydrocarbons and ozone.
- Common use in joints and coatings in general.
Formats
- Thicknesses from 0.5 to 8mm: 1,400mm x 10,000mm rolls
- Thicknesses from 10 to 15mm: 1,400mm x 5,000mm rolls
- For plates and cut-to-size we adapt to the needs of the client: under plan, according to the standard, outside the standard, … all the possibilities.
| Property | Unit | Test | Value |
| Color | Black | ||
| Specific weight | g/cm3 | 1,49 | |
| Indentation Hardness | Shore A | ASTM D2240 | 65 |
| Breaking load | MPa | ASTM D412 | 4,0 |
| Elongation at break | % | ASTM D412 | 200 |
| Tearing | N/mm | ASTM D624 Die C | 12 |
| Abrasion resistance | mm3 | DIN ISO 4649 (10N) | 480 |
| Work temperature | ºC | -25 / 70 | |
Thermal aging (70h to 70ºC) | ASTM D573 | +10 -20 -40 | |
Permanent deformation (22h to 70ºC) | ASTM D395 Método B | Def. Max.: 43 | |
Solvent resistance (70h to 100ºC) | ASTM D471 | + 5% +12% | |
Chemical Resistances | |||
| to Ozone | Moderate | ||
| a Diluted Acids and Bases | Moderate | ||
| a Concentrated Acids and Bases | Not recommended | ||
| to Hydrocarbons | Not recommended | ||
| to Organic Solvents | Not recommended | ||
