Phenolic Paper Tube 3520
Phenolic Cotton Tubes 3526 / PFCC21 / PFCC22 / PFCC23 / PFCC24
Epoxy Glass Tube: 3640／EPGC21／EPGC22／EPGC23
Characteristics＆Applications：the tubes exhibit high mechanical strength，good electrical properties，for electrical and mechanical applications.
Beijing Friend: No. 7, Xingguang Fifth Street, Optical and Electromechanical Integration Industrial Base, Tongzhou District, Beijing
Hebei Friend: No. 19, Central District, Hengwang Avenue Economic Development Zone, Qianxi County, Hebei Province
Jiangsu Friend: No. 70, Demin Road, Zhangpu Town, Kunshan City, Jiangsu Province