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Featured Products

We have 162 sets of production equipment, most of which are imported from Germany and Japan. Production lines include molding, casting, injection molding, extrusion, sintering, CNC machining, puching, etc. The production range of seals is 0.2mm-5000mm, with a daily output of 127,000 pieces or more.

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Latest projects

  • We Have Better Technology
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    We Have Better Technology

    DLSEALS focuses on customer needs and is a reliable partner and supplier to customers in more than 160 countries worldwide, helping them solve supply and technical problems.
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  • We Have Many Partners Around The World
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    We Have Many Partners Around The World

    We have our own technical center and testing facilities, a comprehensive laboratory that integrates product development, manufacturing and testing; with material formulation tests, physical testing tests, chemical tests, pilot production processes and product testing laboratories.
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  • Obtained Numerous Patents
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    Obtained Numerous Patents

    Our manufacturing standards are evidenced by the certifications we have obtained over the years. In addition to SGS, ROHS, REACH, FDA, UL, TUV, CE and many others, DLSEALS has ISO 9001:2015 quality management system certification.
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  • 120000+ Product Quantity Specifications

    120000+

    Product Quantity Specifications
  • 1660+ Material formulation

    1660+

    Material formulation
  • 6000+ Transaction client

    6000+

    Transaction client
  • 0.5 to 2500mm Product Diameter Range

    0.5 to 2500mm

    Product Diameter Range

Latest News

  • Bronze-Filled PTFE Seals: Advanced Wear-R...

    18 Jul,25
    Material Design Principles​ The CuSn6 bronze-PTFE composite achieves synergistic performance: ​Component​ ​Function​ ​Mechanism​ ​PTFE Matrix​ Chemical inertness / Low friction (μ=0.02–0.1...
  • Compressor Oil Control Rings: Core Technology for Efficient Lubrication Management

    Compressor Oil Control Rings: Core Techno...

    17 Jul,25
    Core Functions & Operational Challenges​ Oil Control Rings act as the “blood purifier” in reciprocating compressors, performing two critical tasks: ​Oil Scraping Precision: Remove...
  • PEEK-Reinforced PTFE Seals: Revolutionary Performance for Extreme Conditions

    PEEK-Reinforced PTFE Seals: Revolutionary...

    16 Jul,25
    The integration of 20% polyetheretherketone (PEEK) nanoparticles into PTFE matrices creates a ​hybrid material​ that redefines the limits of conventional sealing solutions. Below is a technical an...
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Dedicated to providing one-stop seal development and manufacturing solutions to customers worldwide.

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