... that provide customers with a full range of sealing products.LSB has adopted all imported material (United ... 000 kinds of sealing components, the basic products are: O-Ring.X-Ring V-Ring.R-Ring. Y-Ring.U-Ring., Oil Seal, ... Boots, Rubber Tube, Polyurethane Products, TPU Products TPU, PTFE Seal, Molded Products Number of Employees: 301 - 400 ... Shore-A Hardness Tester, Optical Projector 2012 ptfe oil ring