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As a renowned one-stop OEM factory in China, Aopan is committed to providing customers with OEM seals to avoid wasting a lot of time looking for factories and obtaining source information from China, ultimately enhancing their competitiveness.   Aopan excels in metal parts, PTFE, rubber, UHMWPE, PA66, compressed asbestos-free fibers and polyurethane seals. Particularly, PTFE-coated rubber seals have been applied in many facilities such as chemical dosing pumps, industrial valves and dehumidifiers.   Established in 1992, at the beginning, distributors and a few companies required us to produce PTFE seals based on samples and drawings. We began to help valve companies OEM PTFE parts for...
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Categories and Products

Dehumidifier sealing ring

Premium Dehumidifier Seal Ring 

High-Quality Dehumidifier Gasket series 

Durable Dehumidifier Sealing Band 

Effective Dehumidifier Seal Strip 

Reliable Dehumidifier Seal Loop 

Nylon injection molded products

Nylon injection molded products 

High-Quality Nylon Molded Products 

Durable Nylon injection Molding 

Custom Nylon Molded Parts 

Innovative Nylon Molded solutions 

All-ptfe ball valve gasket

All-ptfe ball valve gasket 

Premium All-PTFE Ball Valve Gasket 

High-Quality PTFE Ball Valve Gasket 

Reliable All-PTFE Seal for Ball Valve 

Efficient All-PTFE Gasket for Walve 

Ptfe gasket

Premium Ptfe Gasket Seal 

Premium PTFE Gasket Collection 

High-Quality PTFE Gasket Options 

Versatile PTFE Gasket Assortment 

Reliable PTFE Gasket Varieties 

Ptfe flange gasket

High Performance Ptfe Flange Gasket 

Durable Ptfe Flange Gasket Seal 

Premium Ptfe Flange Gasket Material 

Efficient Ptfe Flange Gasket Design 

Reliable Ptfe Flange Gasket solution 

Manhole sealing ring

Premium Manhole Sealing Ring 

Durable Manhole Seal Ring 

High-Quality Manhole Gasket series 

Efficient Manhole Cover Seal 

Long-lasting Manhole Seal Ring 

Ptfe coated gasket

Premium Ptfe Coated Gasket 

High Performance Ptfe Gasket 

Durable Ptfe Coated seal 

Versatile Ptfe Gasket Solution 

Efficient Ptfe Coated Gasket 

Ptfe packing

Premium Ptfe Packing for Industrial Applications 

Premium Ptfe Packing Solutions 

High-Quality Ptfe Packing Options 

Durable Ptfe Packing Products 

Innovative Ptfe Packing Solutions 

OEM Seals

Solid PTFE Manlid Seals 

Custom Nylon Bolt Seal Set 

Premium Quality Short Description 

Durable OEM Seals for Machinery 

Virgin PTFE Corrugated Pipe 

Virgin PTFE Flatiron Seat 

Pure FKM Viton Diaphragm 

PTFE coated EPDM Diaphragm 

PTFE Coated Silicone Tape 

Industry Dehumidifier R Tube Seals 

PTFE Coated Rubber Pump Diaphragm 

PTFE Corrosion resistant acid-base diaphragm 

OEM PTFE Teflon Fluid Valve 

PTFE Coated Rubber

Chemical Resistant Rubber Diaphragm 

High-Quality Rubber Coated PTFE 

PTFE Coated Rubber Industry Dehumidifier R Tube Seals 

Reliable PTFE Coated Diaphragm 

Desiccant Rotor Dehumidifier Seals 

PTFE Adhered EPDM Diaphragm 

Fully Laminated Diaphragm Seals 

EP PTFE/EPDM Manlid Seals 

Pump Diaphragm

Electromagnetic Dosing Pump Part 

Reliable Pump Diaphragm Made of Pure FKM Viton 

PTFE Coated Pump Diaphragm Replacement 

OEM F46 Diaphragm Bolt 

Rubber EPDM Pneumatic Sensor diaphragm 

Corrosion Resistant Diaphragm Pump 

Pneumatic Diaphragm F46+EPDM Series 

Chemical Metering Pump PTFE Diaphragm 

Durable OEM Rubber Diaphragm 

Innovative Diaphragm Seal Technology 

Chemical Dosing Pump PTFE Diaphragm 

Motor-Driven Metering Pump Part 

Magnetic Dosing Pumps Part 

Solenoid Actuated Metering Pumps Part 

Solenoid Driven Metering Pump PTFE Part 

ISO Tank Container Parts

Long-lasting PTFE Manlid Seals 

DN300 PTFE/EPDM Manlid Seals 

100% Braided PTFE Packing (45 degree Cut) 

U Straight PTFE Envelope CNAF(no holes) 

PTFE+CNAF Gasket (4holes+4holes) series 

ISO Tank Container Sealing Gasket 

PTFE Series/CNAF Gasket Series(Blue+8holes) 

PTFE/CNAF Square Gasket Series 

FEP/White Silicone Manlid Seals 

PTFE Series/CNAF Series (4holes+6holes) 

PTFE Series/CNAF Gasket Series(no-holes) 

PTFE/Aramid Gasket (White) series 

PTFE/CNAF Gasket (Blue) 200x101x2.5mm 

PTFE/ CNAF Gasket (Blue) 

Container Valve FEP Encapsulated Silicone O-ring 

90x75x4mm gasket made of PTFE and CNAF 

ISO Tank Container Parts: Document Holder (75mm) 

FEP/Red Silicone Manlid Seals 

As a renowned one-stop OEM factory in China, Aopan is committed to providing customers with OEM seals to avoid wasting a lot of time looking for factories and obtaining source information from China, ultimately enhancing their competitiveness.   Aopan excels in metal parts, PTFE, rubber, UHMWPE, PA66, compressed asbestos-free fibers and polyurethane seals. Particularly, PTFE-coated rubber seals have been applied in many facilities such as chemical dosing pumps, industrial valves and dehumidifiers.   Established in 1992, at the beginning, distributors and a few companies required us to produce PTFE seals based on samples and drawings. We began to help valve companies OEM PTFE parts for valves in 2002 and provide PTFE-encapsulated CNAF gaskets, mancover seals and PTFE-encapsulated O-rings according to customer requirements. Over the years, Aopan has OEM many different seals and understands the requirements and application fields. We recognized our OEM capabilities and advantages and decided to start an international business. This is a big stage, an opportunity and a challenge.   In 2018, Wencheng started its CNC machining business based on the precision machining experience it had...
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