AC Blowing Agent, Expandable Microsphere, Azodicarbonamide manufacturer / supplier in China, offering Food Grade Expandable Microsphere Physical Blowing Agent for Wine Cork Plastic Foaming, ADC Foaming Agent Azodicarbonamide AC-7000 CAS No. 123-77-3, PVC Shoe Material PVC Compound Including ADC and Microsphere for Ultra Light PVC Sole Density 0.3-0.5 and so on.