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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 110 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
  • 1500+ Material formulation

    1500+

    Material formulation
  • 6000+ Transaction client

    6000+

    Transaction client
  • 0.5 to 2500mm Product Diameter Range

    0.5 to 2500mm

    Product Diameter Range

Latest News

  • Lip seal: principle, types, characteristics and applications

    Lip seal: principle, types, characteristi...

    17 Jan,25
    Lip seal is a widely used dynamic sealing technology, which is commonly used in sealing scenarios of axial movement, such as bearings, hydraulic cylinders and other equipment. This article will in...
  • Under what conditions should rubber seals or metal seals be chosen?

    Under what conditions should rubber seals...

    14 Jan,25
    When choosing the material of the seal ring, multiple factors need to be considered, including the working environment, media type, temperature range, pressure level, and required sealing performa...
  • Is the tighter the sealing ring of a mechanical seal, the better? The impact of being too tight or too loose

    Is the tighter the sealing ring of a mech...

    13 Jan,25
    Mechanical seals play a vital role in industrial equipment, especially in equipment such as liquid or gas transportation, compressors, pumps, etc. Mechanical seals can effectively prevent leakage ...
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Dedicated to providing one-stop seal development and manufacturing solutions to customers worldwide.

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