PTFE Seals & Custom Industrial Sealing Solutions | Tesel Seal Tech

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Professional Customization

Professional Customization

Backed by in-depth knowledge of raw materials and applications, as well as extensive experience, our R&D and design team delivers one-stop sealing solutions tailored to your actual needs.

Price Advantage

Price Advantage

Thanks to our solid partnerships with suppliers and efficient production management, we select the most suitable materials and offer you high-quality products at the most competitive prices.

Premium Materials

Premium Materials

We strictly vet all suppliers. Every batch of incoming raw materials undergoes comprehensive physical and chemical testing. Only qualified materials are properly stored to ensure they remain in optimal condition for production.

Excellent Service

Excellent Service

We maintain close communication with you throughout the entire process — from initial design and selection to after-sales support. Any issues or challenges will be resolved promptly.

Tesel Seal Tech (Xiamen) Co., Ltd.
ABOUT US
Tesel Seal Tech (Xiamen) Co., Ltd.
Tesel Seal Tech (Xiamen) Co., Ltd. specializes in high-performance sealing solutions for demanding industrial applications.

We provide engineering-grade sealing components designed for high pressure, extreme temperatures, chemical exposure, and critical dynamic sealing environments.

Our product range includes spring-energized seals, PTFE seals, rubber seals, rotary shaft seals, guide rings, O-rings, piston seals, rod seals, and backup rings, supporting both standard and customized sealing solutions.

With extensive experience in sealing technology and advanced materials including PTFE, PEEK, PU, FKM, HNBR, FFKM and other high-performance polymers and elastomers, we serve industries such as oil & gas, hydraulics, aerospace, semiconductor, and industrial automation.
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Product Category

PTFE SPRING ENERGIZED SEALS

API6D/API6A SEALS

HYDRAULIC SEALS

PTFE ROTARY LIP SEALS

METAL SEALS

HIGH PERFORMANCE RUBBER SEALS

CUSTOMIZED PARTS

Engineered Sealing Solutions for Critical Applications

High-performance sealing solutions engineered for extreme pressure, cryogenic conditions, dynamic motion, vacuum environments, and other demanding operating conditions, ensuring reliable performance across critical industrial applications.

Industries We Serve

Providing high performance seals that deliver chemical resistance, thermal stability, and long service life where operating conditions are at their harshest.

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Oil & Gas/LNG

High-Integrity Sealing Systems for Extreme Pressure, Cryogenic Conditions, and Corrosive Media

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Engineering Machinery & Heavy Equipment

High-Durability Hydraulic Sealing Systems for Extreme Loads, Pressure, and Harsh Working Environments

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Robotics

Precision Sealing Systems for High-Speed Motion, Low Friction, and Long-Life Robotic Applications

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Aerospace

Ultra-Clean Sealing Systems for Vacuum, Plasma, and High-Purity Semiconductor Manufacturing

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Food & Beverage

Hygienic, FDA-Compliant Sealing Systems for Food Processing, Beverage Production, and CIP/SIP Environments

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Semiconductor

Engineered by Tesel Seal for High-Reliability Sealing Systems for Extreme Temperature, Pressure, and Critical Flight Applications

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Custom Sealing Solutions Process

From initial communication to final delivery, we provide a complete, reliable one-stop custom process for high-performance sealing parts.

  • 1
    Demand Communication
  • 2
    Material Selection & Seal Design
  • 3
    Customer Sample Approval
  • 4
    Raw Material Inspection
  • 5
    Mass Production
  • 6
    Process Inspection (IPQC)
  • 7
    Cleaning & Surface Treatment (As Required)
  • 8
    Final Inspection (FQC/OQC)
  • 9
    Traceability Marking
  • 10
    Packaging & Preservation
  • 11
    Final Documentation & Certificate of Conformance
  • 12
    Shipping & Logistics
  • 13
    After-Sale Service

Our Latest News

March 03, 2026

Advantages of Spring-Energized SealsAdvantages of Spring-Energized Seals

Spring-energized seals are made of polytetrafluoroethylene (PTFE) or other high-performance materials with a special built-in spring. Through the combined action of appropriate spring force and system fluid pressure, the sealing lip (surface) is pus...

March 02, 2026

Material Types of Spring‑Energized Seals

There are many materials for spring‑energized seals. Most are made of modified and filled polytetrafluoroethylene (PTFE), which improves wear resistance and strength. Other special engineering plastics are also used. Below are our commonly used mater...

February 27, 2026

Main Applications of Spring-Energized Seals

Spring-energized seals are composed of polytetrafluoroethylene (PTFE) or other high-performance materials combined with suitable springs. With the help of spring tension and system fluid pressure, the seal lip is pushed out and gently pressed agains...

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