The effect of rubber processing aids,such as plasticizer A,T 78,D R,Aktiplast T and H501 on physical properties,flow ability,dispersity of carbon black and other solid ingredients,mixing and extrudability of radial truck tire tread was investigated.

• 研究了橡胶加工助剂增塑剂 A， T?78 ， D? R， Aktiplast T 及 H501 对载重子午线轮胎胎面胶的物理性能、流动性、炭黑及固体配合剂的分散性、混炼和挤出性能的影响。