silicone roller for thin line bronzing

2mm line bronzing roller
all silicone or with aluminium core
It is often used for hot stamping of cosmetic box lid, bottle cap, etc
hardness:40°-50°-60°-70°-80°-90°
Commonly used specifications:
inner diameter*aluminium outer diameter*roller diameter
19mm*100/140mm **200mm
30mm*100/140mm **200mm
35mm*100/140mm **200mm