Styrene Butadiene Rubber
1, Best price with high quality.
2, Good Toughness and flexibility.
3, Good mechanical properties and file
High Quality SBR
| SBR 1Specification Values(GB/T12824-2002) | |||||
Item |
Property | Test Method | |||
| A | B | C | |||
| Volatile matter % | ≤0.60 | ≤0.75 | ≤0.90 | GB/T 6737-1997 | |
| Ash % | ≤0.50 | GB/T 4498-1997 A | |||
| Organic acid % | 4.50-6.75 | GB/T 8657-2000 A | |||
| Soap % | ≤0.50 | ||||
| Bound styrene % | 22.5-24.5 | GB/T 8658-1998 | |||
| Mooney viscosity 50ML(1+4)100 | 45-55 | 44-56 | GB/T 1232.1-2000 | ||
| Compound 50ML(1+4)100 | ≤93 | ||||
300% 145MPa, 300%Modulus |
25min | M±2.0 | M±2.5 | GB/T 8656-1998 A | |
| 35min | 20.6±2.0 | 20.6±2.5 | |||
| 50min | 21.5±2.0 | 21.5±2.5 | |||
| Tensile strength (145,35min), MPa | ≥25.5 | ≥24.5 | |||
| Elongation (145,35min),% | ≥340 | ≥330 | |||
