# Xiamen Dezhengkai Sealing Technology Co., Ltd | Custom Molded Seals EPDM,Custom Molded Seals, Customized FFKM Molded Seals,High Tempe Resistance Nbr Rubber Seals, AS568 Standard Low Temperature O Rings,70 Shore A HNBR O Rings,Refrigeration Valve Sealing O Rings, ## summary > Manufacturer, Exporter, Seller, Brands: DZK, DZK is a manufacturer specializing in the production of various hydraulic and pneumatic sealing products.Accept customization and OEM production., Established in 2018, Employees: 50~100, Annual sales: 200-300, Export ratio: 60% - 70%, Primary markets: North America, South America, Western Europe, Eastern Europe, Eastern Asia, Southeast Asia, Middle East, Africa, Oceania, Worldwide. ## Company Information * [Company Profile](https://www.rubberringseals.com/aboutus.html): Overview, history, teams and core capabilities. * [Factory & Manufacturing](https://www.rubberringseals.com/factory.html): Production capacity, OEM/ODM capabilities, and R&D strength. * [Quality Control](https://www.rubberringseals.com/quality.html): ISO certifications, quality standards, and compliance. * [Contact Us](https://www.rubberringseals.com/contactus.html): Global offices, inquiries, and support channels. ## Product Category * [O Ring Seals](https://www.rubberringseals.com/supplier-4511196-o-ring-seals): Keywords: rubber o rings,industrial o rings,rubber seal ring. * [X Ring Seals](https://www.rubberringseals.com/supplier-4511198-x-ring-seals): Keywords: four lip seal,quad ring seals,x ring seal. * [Hydraulic Cylinder Seals](https://www.rubberringseals.com/supplier-4511201-hydraulic-cylinder-seals): Keywords: hydraulic piston seals,hydraulic cylinder wiper seal,hydraulic cylinder rod seal. * [Pneumatic Cylinder Seals](https://www.rubberringseals.com/supplier-4511203-pneumatic-cylinder-seals): Keywords: pneumatic cylinder piston seal,air cylinder seals,pneumatic cylinder rod seal. * [Custom Silicone Parts](https://www.rubberringseals.com/supplier-4792984-custom-silicone-parts): Keywords: custom silicone rubber parts,custom molded silicone parts,Customized Silicone Parts. * [Rotary Shaft Seals](https://www.rubberringseals.com/supplier-4511205-rotary-shaft-seals): Keywords: rotary oil seal,rotary shaft oil seals,rotating shaft seals. * [Hydraulic Seal Kits](https://www.rubberringseals.com/supplier-4511207-hydraulic-seal-kits): Keywords: hydraulic valve seal kit,cartridge seal kits,hydraulic cartridge seals. * [Custom Molded Seals](https://www.rubberringseals.com/supplier-4511212-custom-molded-seals): Keywords: molded rubber seals,custom made seals,custom molded rubber seals. * [PTFE Parts](https://www.rubberringseals.com/supplier-4511215-ptfe-parts): Keywords: ptfe seal ring,ptfe o rings,custom ptfe seals. * [Solenoid Valve Seals](https://www.rubberringseals.com/supplier-4511217-solenoid-valve-seals): Keywords: solenoid valve seal,solenoid valve sealing ring,vacuum pump seal. * [Back Up Ring](https://www.rubberringseals.com/supplier-4511238-back-up-ring): Keywords: hydraulic backup ring,back up ring seal,backup o rings. * [Spring Energized Seals](https://www.rubberringseals.com/supplier-4511240-spring-energized-seals): Keywords: spring energised seal,spring energized o ring,ptfe spring energized seals. ## Featured Products * [Custom Silicone Rubber Irregular Parts, Rubber Molded Gaskets](https://www.rubberringseals.com/sale-54426864-custom-silicone-rubber-irregular-parts-rubber-molded-gaskets.html): Keywords: custom silicone rubber gaskets,irregular silicone molded parts,rubber gaskets with warranty. * [Black NBR70 NBR90 Round Rubber Seal Ring AS568 Standard Wire Diameter 3.53mm](https://www.rubberringseals.com/sale-48738505-black-nbr70-nbr90-round-rubber-seal-ring-as568-standard-wire-diameter-3-53mm.html): Keywords: NBR90 Round Rubber Seal Ring,NBR70 Round Rubber Seal Ring,AS568 Standard Rubber Seal Ring. * [FEP Tetrafluoro Silicone Rubber Fluororubber Coated O-ring, Fluororubber Coated Gasket](https://www.rubberringseals.com/sale-53909928-fep-tetrafluoro-silicone-rubber-fluororubber-coated-o-ring-fluororubber-coated-gasket.html): Keywords: FEP fluororubber coated O-ring,Tetrafluoro silicone rubber gasket,fluororubber coated O-ring seal. * [Custom High-temperature Resistant Silicone Products, Silicone Lids, Silicone Custom-shaped Parts](https://www.rubberringseals.com/sale-54287959-custom-high-temperature-resistant-silicone-products-silicone-lids-silicone-custom-shaped-parts.html): Keywords: custom high-temperature silicone lids,custom-shaped silicone parts,high-resistant silicone products. * [Custom Molded Seals , Silicone Rubber Parts , Other Rubber Products](https://www.rubberringseals.com/sale-54042777-custom-molded-seals-silicone-rubber-parts-other-rubber-products.html): Keywords: Custom Molded Seals EPDM,Custom Molded Seals. * [Turned Seal U-shaped Hydraulic Cylinder Oil Seal Y-ring Seal O-ring Seal](https://www.rubberringseals.com/sale-53871040-turned-seal-u-shaped-hydraulic-cylinder-oil-seal-y-ring-seal-o-ring-seal.html): Keywords: U-shaped hydraulic cylinder oil seal,Y-ring hydraulic cylinder seal,O-ring hydraulic seal with warranty. * [Double Acting AS438 X Ring Four Lipped Seals With NBR FKM Material 158.12x6.99 Size](https://www.rubberringseals.com/sale-48978833-double-acting-as438-x-ring-four-lipped-seals-with-nbr-fkm-material-158-12x6-99-size.html): Keywords: Double Acting AS438 X Ring,NBR Material Four Lipped Seals,Double Acting Four Lipped Seals. * [Customized Silicon Fkm NBR Rubber FFKM Molded Seals High Tempe Resistance](https://www.rubberringseals.com/sale-48063585-customized-silicon-fkm-nbr-rubber-ffkm-molded-seals-high-tempe-resistance.html): Keywords: Customized FFKM Molded Seals,High Tempe Resistance Nbr Rubber Seals. * [Black HNBR Low Temperature O Rings AS568 Standard Refrigeration Valve Sealing Parts](https://www.rubberringseals.com/sale-48011420-black-hnbr-low-temperature-o-rings-as568-standard-refrigeration-valve-sealing-parts.html): Keywords: AS568 Standard Low Temperature O Rings,70 Shore A HNBR O Rings,Refrigeration Valve Sealing O Rings. * [AS568 Standard Black O Ring Seals With Diameter 1.78mm NBR70 NBR90 Hardness](https://www.rubberringseals.com/sale-48738432-as568-standard-black-o-ring-seals-with-diameter-1-78mm-nbr70-nbr90-hardness.html): Keywords: NBR90 Hardness O Ring Seals,Diameter 1.78mm O Ring Seals,NBR70 Industrial O Rings. ## Case Studies & Applications * [What should I do if the rubber is put for too long? The five great tricks have given the old glue a new life!](https://www.rubberringseals.com/cases/what-should-i-do-if-the-rubber-is-put-for-too-long-the-five-great-tricks-have-given-the-old-glue-a-n-21630.html) ## Search Search endpoint: https://www.rubberringseals.com/buy-{keyword}.html Rules: - Convert keywords to lowercase - Replace spaces with "-" - Remove special characters Users can combine keywords for more precise searches. ## News & Blog * [3 key details of rubber hardness control - precise control from formulation to vulcanization](https://www.rubberringseals.com/news/3-key-details-of-rubber-hardness-control-precise-control-from-formulation-to-vulcanization-215327.html) * [Applications of O-Rings (Star Seals) in Industrial and Commercial Sectors](https://www.rubberringseals.com/news/applications-of-o-rings-star-seals-in-industrial-and-commercial-sectors-215324.html) * [O-Ring Usage: Key Applications and Best Practices for Optimal Performance](https://www.rubberringseals.com/news/o-ring-usage-key-applications-and-best-practices-for-optimal-performance-215322.html) * [O Ring Seals: Your Ultimate Sealing Solution](https://www.rubberringseals.com/news/o-ring-seals-your-ultimate-sealing-solution-205604.html) * [NBR rubber's oil resistance full analysis: Detailed effects and test explanations of different oil products on performance and testing](https://www.rubberringseals.com/news/nbr-rubber-s-oil-resistance-full-analysis-detailed-effects-and-test-explanations-of-different-oil-pr-190334.html)