UNI 7381-1974 Elastomeric materials; raw materials and ingredients, solution of polymerized butadiene rubber without oil dilution (BR). Preparation and vulcanization of mixtures for evaluation of test methods
1974UNI 7381-1974 Elastomeric materials; raw materials and ingredients, solution of polymerized butadiene rubber without oil dilution (BR). Preparation and vulcanization of mixtures for evaluation of test methods