Offers a wid range of standard , custom and metric sizes produced in Virgin grade a reinforced fillers such as glass, carbon, graphite and bronze.

PTFE rings are available up to 15 degree OD.

with 100% Virgin PTFE and fabricated to extremely close tolerances and to the highest industry and military specifications

PTFE O-Ring are impervious to harsh chemicals,acids and gases.

PTFE O-Ring are an ideal solution for sealing applications where are high temperatures and corrosive liquids or gases involved.

LiangziPTFE specializes in development and manufacture of PTFE products with a range that includes the following products:
1) PTFE sealing lip for PTFE seals
2) PTFE rotary shaft lip seals (PTFE oil seals)
3) PTFE Rod & Piston seals
4) PTFE Back-up Rings, Spiral Backing Rings and deformed parts
5) PTFE adhibiting rubber parts
6) PTFE valve oil seal
7) PTFE seals for power steering gears

Liangzi PTFE was founded in 2000, is located Yuyao City,Zhejiang Province.
Liangzi PTFE has introduced advanced equipments including CNC Machines, High-speed mixers, Hydraulic machines, Program controlling sinter furnaces, Vacuum vulcanizing machines, Optical vision measuring, Tensile tester, Oil seal tester, Oil seal radial force measuring…..etc.
Liangzi PTFE has established perfect quality systems of ISO9001-2000 to ensure its products quality.

Through many years of research we have successfully developed excellent performance PTFE sealing lip for PTFE seals. Shaft seals working in combination with this kind of PTFE sealing lip piece have been tested and qualified by the Changchun Automobile Institute. The products of these pieces have since been subcontracted to several large-scale domestic car production plants, and they have subsequently been exported around the world.