Aluminum Primer/B3320 | Tianjin Boyuan New Materials Co., Ltd. 天津博苑高新材料有限公司 | Aluminum Primer B3320 is a kind of waterbased primer which was applied for PET film Aluminum pretreatment. Consists of two components A and B, It can increase the surface tension of PET film, and the adhesion between Aluminum layer and PET film. |