AC Blowing Agent, Expandable Microsphere, Azodicarbonamide manufacturer / supplier in China, offering White Blowing Agent Eco-Friendly Thermoplastic Expandable Microsphere Ws606 Sekisui Advancel Em406 for Ultra Light PVC Shoe Soles, PVC Ultra-Light Modified Compounded Chemical for PVC Ultra-Light Shoe and Sole Materials, PVC Shoe Material Chemical Compound Including ADC and Microsphere for Ultra Light PVC Sole Density 0.3-0.5 and so on.