Absorbent paper

Shenzhen sulfur-free paper, sulfur-free paper, Dongguan, Jiangmen and sulfur-free paper, Taishan sulfur-free paper, sulfur-free paper Huizhou, Zhongshan, sulfur-free paper, sulfur-free paper Zhuhai, Kunshan, sulfur-free paper, sulfur-free paper Shaoguan in circuit board manufacturers, PCB manufacturing process make silver special pad of paper, avoid silver and sulfur in the air chemically reacts role is to avoid refined silver plating and sulfur in the air a chemical reaction, so that the product yellowing adverse reaction caused Therefore Upon the completion of the product should be used as soon as possible sulfur-free paper packaging products, but also to wear gloves when handling sulfur-free products, and can not touch the plated surface