Styrene Butadiene Rubber 1, Best price with high quality. 2, Good Toughness and flexibility. 3, Good ...    More ...

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

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