About us

Shenzhen DKK Sealing Technology CO.,LTD. is the branch of Shanghai SILCO Sealing Technology CO.,LTD,Shenzhen factory production base is located in Longgang district,Shenzhen.Also is a collection of Japan and Taiwan quality management and production technology of fluid rubber sealing technology enterprises.

The main backbone members have a wealth of experience in the mold design ,material formula selection and application ,production and quality management .The factory has established a serious of rubber vulcanization curve control technology and introduction of rubber products production testing equipment ,at the same time to establish a quality management system for the production of rubber products. SILCO is a professional manufacture that combines the design,manufacture and sales of silicone ,rubber molds and silicone ,rubber products.

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our products

Electronics.Appliances.Plumbing Sanitary Ware

Min.orders:≥5000
Specification:Customize by pictures
Import or not:no
Shape：seals
Model number:customization
Application scope：electronic products,applications,plumbing and heating
Standard or not:no
Characters: anti-corrosion,high temperature resistance,wear resistance,high pressure precision resistance.
Application:seal
Brand name:SILCO
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FKM O-ring

Min.orders:≥5000
Specification:wire diameter1 ,1.2, 1.5, 1.8, 2.0, 2.5, 2.65 , 3, 3.5 , 4, 5.
Import or not:no
Shape:O-ring seal
Model number:complete set
Application scope：faucet,automobile,air conditioning system,electromagnetic pumps,solenoid valve,chemical pipeline,air cylinder,bearing,valve,electric appliance,medical devices.
Standard or not:standard parts
Characters: anti-corrosion,high temperature resistance,wear resistance,high pressure precision resistance.
Application:water seal,oil seal,shaft seal, fixed seal , piston seal , guide ring,dust sealing,rotary seal.
Brand name:SILCO
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NBR O-ring , Silicone O-ring ,FKM O-ring

Min.orders:≥5000
Specification:Customize by pictures
Import or not:no
Shape:O-ring seal
Model number:complete set
Application scope：faucet,automobile,electromagnetic pumps,solenoid valve,chemical pipeline,air cylinder,bearing,valve,electric appliance,medical devices.
Standard or not:no
Characters: anti-corrosion,high temperature resistance,wear resistance,high pressure precision resistance.
Application:water seal,oil seal,shaft seal, fixed seal ,piston seal, guide ring,dust sealing,rotary seal.
Brand name:SILCO
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Solar energy, Photovoltaic connector T-type inner plug,Connector waterproof seal silicone lock coils,Silicone products

Min.orders:≥5000
Specification:Customize by pictures
Import or not:no
Shape：seals
Model number:customization
application scope: connector industry,new energy resources industry seals.
Standard or not:no
Characters: anti-corrosion,high temperature resistance,wear resistance,high pressure precision resistance.
Application:electric appliance seals
Brand name:SILCO
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Electromagnetic pump seals, solenoid valve seals

Min.orders:≥5000
Specification:Customize by pictures
Import or not:no
Shape：seals
Model number:customization
Application scope:electromagnetic pump industry , solenoid valve industry
Standard or not:no
Characters: anti-corrosion,high temperature resistance,wear resistance,high pressure precision resistance.
Application: seals
Brand name:SILCO
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Various materials of value sheet,diaphragm and motor seals

Min.orders:≥5000
Specification:Customize by pictures
Import or not:no
Shape：seals
Model number:customization
Application scope:valve,motor industry
Standard or not:no
Characters: anti-corrosion,high temperature resistance,wear resistance,high pressure precision resistance.
Application: seals
Brand name:SILCO
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Various materials of value sheet,diaphragm,and motor seals

Min.orders:≥5000
Specification:Customize by pictures
Import or not:no
Shape：seals
Model number:customization
Application scope:Micro motors ,valve
Standard or not:no
Characters: anti-corrosion,high temperature resistance,wear resistance,high pressure precision resistance.
Application: seals
Brand name:SILCO
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Silicone rubber o-ring,rubber o-ring

Min.orders:≥5000
Specification:wire diameter1, 1.2 , 1.5, 1.8, 2.0, 2.5, 2.65 , 3, 3.5, 4, 5.
Import or not:no
Shape:O-ring seal
Model number:complete set
Application scope：faucet,automobile,electromagnetic pumps,solenoid valve,chemical pipeline,air cylinder,bearing,valve,electric appliance,medical devices.
Standard or not:standard parts
Characters: anti-corrosion,high temperature resistance,wear resistance,high pressure precision resistance.
Application:water seal,oil seal,shaft seal, fixed seal , guide ring,dust sealing,rotary seal.
Brand name:SILCO
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Our advantage

Customized solutions

We offer personalized solutions based on customer requirements and technical specifications to ensure that products meet customer needs.

Technical consultation

Our professional technical team provides consultation services to answer questions and guide customers in selecting suitable products.

Product delivery

We deliver products to customers as agreed, providing related logistics and transportation services.

Installation and commissioning

Our technicians can perform on-site installation, commissioning, and training services to ensure proper equipment operation.

After-sales maintenance

We offer long-term maintenance services, including equipment maintenance, repair, and replacement of accessories.

Technical support

We provide technical support services, including remote guidance, on-site repairs, and equipment upgrades to solve problems and restore normal equipment operations.

Factory Tour

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The company has set up a professional technical service department , during the product design and development stage,we will cooperate with customers to develop together , provide useful design and material selection advice to provide customers with accurate technical support in the selection and material selection.