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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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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

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

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
1660+
Material formulation
6000+
Transaction client
0.5 to 2500mm
Product Diameter Range

Latest News

UPE Seals: The Wear-Resistant Revolution ...

03 Jul,25

Under extreme conditions such as frequent impact in mining machinery hydraulic cylinders, corrosive medium erosion in chemical pumps, and high-pressure cleaning in food equipment, conventional sea...
Metal Spiral Wound Gaskets: The Backbone ...

02 Jul,25

In high-temperature, high-pressure piping systems, conventional gaskets often fail catastrophically. Metal spiral wound gaskets, with their composite structure of elastic metal and flexible filler...
3 Strategies to Extend Rotating Seal Life

01 Jul,25

Premature seal failure causes oil leaks and unplanned downtime. By mastering material selection, proper installation, and smart maintenance, seal life can be increased 2-5x. I. Material Selection...