CARBON BLACK N234
Other Name: Intermediate Super Abrasion Furnace Black-high structure（New technology）；ISAF-HS（New technology）
Physical & Chemical Properties: Carbon black N234, compared to other grades of N220 series, has higher structure, higher abrasion. Its iodine adsorption value is 120g/kg, and DBP adsorption is 125cm3/100g.
Application: Carbon black N234 is used in the tread compounds of high speed tire and high performance rubber products.
Performance Features
• Moderately high reinforcement
• Moderate modulus
• Good Processing
Typical Applications
• Passenger and truck tire tread
• Conveyor belt covers
• Rubber footwear
• Cable
• Rubber products
• Ink
• Coating
• Plastic
• Printing & Dyeing
| Test Items | Unit | Index |
| Iodine Adsorption Number | g/kg | 120±5 |
| Oil absorption Number(OAN) | 10-5m3/kg | 125±5 |
| Crushed OAN (COAN) | 10-5m3/kg | 97-107 |
| CTAB absorption surface Area-N2 | 103m2/kg | 113-125 |
| STSA | 103m2/kg | 112±5 |
| N2SA | 103m2/kg | 114-124 |
| Tint Test, Reflectance From ITRB | % | 118-128 |
| Moisture, Bulk& Bag (as shipped) | % | ≦2.0 |
| Ash content | % | ≦0.5 |
| 45μm Sieve residue | % | ≦0.05 |
| Impurity | / | None |
| Fines/Attrition | % | ≦8 |
| (Note l)(25g,No.120 US Std Sieve) | ||
| Pour density | kg/m3 | 320±40 |
| 300% stretching stress (SRB7#) | Mpa | ‘-0.1±1.0 |
