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Request a quoteFeatured 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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spring energized seals
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piston cup
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PTFE Seals
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Metal Seals
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High Precision Customization
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Hydraulic Pneumatic Seal
Latest projects
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officelearn moreWe 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. -
officelearn moreWe 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. -
officelearn moreObtained 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
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PTFE O-Rings: The Ultimate Sealing Soluti...
31 Mar,26In modern industrial sealing, O-rings are the most ubiquitous components. While elastomers dominate much of the market, PTFE (Polytetrafluoroethylene) O-rings have become an irreplaceable choice w... -
Technical Analysis of Compressor Oil Scra...
30 Mar,26In the core structure of a reciprocating compressor, while piston rings handle “gas sealing,” oil scraper rings manage “liquid control.” Although they don’t directly ... -
Industrial Sealing Systems: A Comprehensi...
27 Mar,26[Part I: Skeleton Oil Seal – The Core of Rotary Power] As is widely known, “oil seal” is a broad term whose primary functions are to prevent the leakage of lubricating media and to blo...
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