Styrene-butadiene rubber--Yantai Shiyuan Rubber Co., Ltd.
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Add.: Liujiagou Industrial Park, Penglai City, Shandong, China. |
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Tel:+86- 535-5821898 5610030 3355561 |
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Fax: +86-535-5821898 3350707 3355561 |
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E-mail: luoerl997@163.com |
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Styrene-butadiene rubber
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No. |
Item |
Unit |
Index |
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1 |
Volatile |
% |
≤0.90 |
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2 |
Ash |
% |
≤0.50 |
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3 |
Organic Acids |
% |
4.50-6.75 |
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4 |
Soap |
% |
≤0.50 |
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5 |
Combined styrene |
% |
22.5-24.5 |
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6 |
Rubber Mooney viscosity |
50ML(1+4)100οC |
44-56 |
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7 |
Rubber Mooney viscosity |
50ML(1+4)100οC |
≤93 |
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8 |
300% Set stretch stress(145οC×25min) |
Mpa |
M±2.5 |
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9 |
300% Set stretch stress(145οC×35min) |
Mpa |
20.6±2.5 |
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10 |
300% Set stretch stress(145οC×50min) |
Mpa |
21.5±2.5 |
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11 |
Tensile strength(145οC×35min) |
Mpa |
≥24.5 |
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12 |
Elongation at break(145οC×35min) |
% |
≥330 |
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