... 1.Used in PVC, PS, PP, PE, EVA, NBR, SBR etc 2.Manufacturer 3.Hight quality 4.Competitive price 5.Foaming agent AC Blowing agent ... :Main components Azodicarbonamide (1,1'-Azobisformamide)CAS ... known as the most popular and effective chemical foaming agent for PVC,PS,PP,PE,TPR and rubber applications ...