insights

[vc_row][vc_column][vc_custom_heading source=”post_title”][vc_column_text] Intuitively, the flexibility of plastic refers to the softness of plastic products, that is, the softer the plastic products, the better the flexibility.

[vc_row][vc_column][vc_custom_heading source=”post_title”][vc_column_text] Reducing the density of plastics means that the relative density of the plastics is reduced by appropriate means to suit the needs of