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| S emi- R einforcing F urnace black by gas-furnace process,SRF-G | UNIT | INDEX | TYPICAL APPLICATION |
| Iodine Adsorption N umber | g/kg | 14 ± 6 | Tire Tread |
| Oil Absorption Number (OAN) | 10 -5 m 3 /kg | 47 ± 6 | Carcass |
| Carbon Content | % | >= 99.3 | ○ Inner Tube |
| Acetone Extract | % | ≤ 0.2 | ○ Tire Sidewall |
| Sulfur Content(SO 2 ) | % | ≤ 0.0008 | Conveyor Belt |
| NSA muti- point | 10 3 m 2 /kg | 1 1 - 1 9 | Hose |
| Volatile Matter | % | ≤ 0.5 | Rubber Roller |
| Heating Loss at 125 ºC | % | ≤ 0 .5 | refractory Material |
| Ash Content (810 ºC ) | % | ≤ 0. 2 | Cable |
| 4 5 μm Sieve Residue | mg/kg | ≤ 500 | Rubber Products |
| 1 5 0 μm Sieve Residue | mg/kg | ≤ 40 | ○ Ink |
| Impurity | - | None | ○ Coating |
| PH Value | 8--10.5 | Plastics | |
| Pour Density | kg/m 3 | 3 55 ± 40 | ○ Printing and Dyeing |
| Stress at 300% Modulus | MPa | - 8.5 ± 1. 5 | |
| Processing Characteristics | Semi- Reinforcement / High Tear Resistance / Good Processability | ||