As a Polypropylene (PP) Manufacturer, share with you.
Taking homopolypropene as the base material, two kinds of foaming agent of our company were added respectively to extruded free foaming, and the adding ratio of foaming agent was 2.5%.
Bubble hole section:
Free foaming agent to squeeze out a bubble hole section 1: bubble hole diameter is about: 70-150 micronsNo. 2 foaming agent free extrusion bubble hole section: bubble hole diameter is about: 50--100 m
Our company also has Polypropylene (PP) on sale, welcome to contact us.