丁苯橡胶(SBR)基础配方
丁苯橡胶(SBR)基础配方原材料名称NBC标准试样编号非充油SBR配方充油SBR配方
充油量25phr充油量37.5phr充油量50phr充油量62.5phr充油量75phr
非充油SBR充油SBR氧化锌硬脂酸硫磺炉法炭黑促进剂NS——370372371378384100—311.75501—1253.751.252.1962.501.25—137.54.121.382.4268.751.38—1504.51.52.63751.5—162.54.881.632.8581.251.63—1755.251.753.0687.51.75
Phr指每百质量份橡胶的分量数注：硫化时间为145℃×25min，35min，50min
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