Multi-purpose PP material, there are PS, ABC material and acrylic material. (Production machine: injection molding machine, divided into two layers according to structure:
A, PP inner cover + PS and acrylic outer cap
B, PP inner cover + outer cover PP, ABS material plating
C, PP inner cover + electrochemical aluminum cap
D, PP inner cap + PP or ABS spray cover
Single cover: PP material commonly used
Process: Cap can be hot or silver, spray
The inner cover of the double cover can be silk printed and the cap can be transparent. Electroformed aluminum can be used to cap the logo.