Carbon Black N-339
A Carbon Black grade with a high structure and high modulus. It provides excellent wear and extrusion properties, improved abrasion resistance and hysteresis.
It is applied in passenger treads, tread rubber, conveyor belts and mechanical rubber goods.
TECHNICAL SPECIFICATION
| QUALITY PARAMETER | VALUE | TEST METHOD |
|---|---|---|
| Iodine adsorption number [g/kg] | 90±5 | ASTM D 1510 |
| Oil absorption number [cm3/100g] | 120±5 | ASTM D 2414 |
| pH-value | 7-10 | ASTM D 1512 |
| Heating loss at 125°C [%], max. | 1.0 | ASTM D 1509 |
| Ash content [%], max. | 0.45 | ASTM D 1506 |
| Sieve residue: 0.045 [%], max. | 0.02 | ASTM D 1514 |
| Automated individual pellet crash strength | 10-50 | ASTM D 5230 |
| Fines content, packing [%], max. | 8 | ASTM D 1508 |
| Sulphur content [%], max. | 1.1 | ASTM D 1619 |
| Pour density [kg/m3] | 350±30 | ASTM D 1513 |
Note: The above-mentioned values do not constitute a specification or certification for a particular shipment,
but merely represent values, based on analysis of spot samples from previous productions.