About Sealcon
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About Sealcon

Professional China Mechanical Seals Company
Hangzhou Sealcon Fluid Machinery CO., Ltd was established in 2011, with Sealcon trademark we specialized in mechanical seal design, manufacturing, maintenance and sales, as well as the pump valve spare parts procurement and sales. The main products are the complete sets of the mechanical seals, include cartridge seals, rubber bellow seals, metal bellow seals and o-rings seals, those products are applicable to different working condition. At the same time, we also design the model suitable for the special working condition according to customer demand.
Michael Yu
Michael Yu
CEO & Founder
Preparting for Your Sucess,
We Provide Truly Prominent Mechnical Seals Solution
  • Technical Help
    Technical Help
    Sealcon works to be the most reliable mechanical seal company, providing professional technical services and timely after-sale service to customers.
  • FAQ
    Frequently asked questions are listed to help you. If you have any other questions, please feel free to contact us.
  • Document Download
    Document Download
    We offer some helpful documents related to Sealcon and mechanical seals. Download to get more specific information. We are glad if these will help.
  • Technical Support
    Technical Support
    Mechanical sealing technology never stops getting forward. Learn more from these technical articles. Sealcon's technicians are also available.
What People and Clients Think about Us
Equipped with advanced CNC processing equipment, Sealcon's products strictly conform to standard of DIN24960, EN12756, ISO3069 API610 and API682. Our professinal technicians and experienced sales team are working to provide clients with the best products and services!
  • Lotzer & Mühlenbruch GmbH
    Lotzer & Mühlenbruch GmbH
    In the beginning we only cooperate with Sealcon in the mechanical seals business. Although they didn’t work in the pump castings field before, their staffs have highly learning ability and pump related experience, finally they are able to supply quality castings as mechanical seals, which help us to reduce a lot of costs.
  • Argal S.r.l.
    Argal S.r.l.
    Sealcon is a reliable partner, we have cooperated with Michael Yu (Sealcon CEO) more than 15 years, they always delivered the quality products in time, and every time if we paid more than the offered price, they always pointed out the overpaid payment, it is very nice to cooperate with them.
    We are very pleased to cooperate with Sealcon. Most of our orders are OEM seals like EMU seals, Flygt seals, Burgmann Cartex seals, they are in stock in Sealcon. As a pump maintenance service provider, it really helps us with fast lead time and compeitive price, our cooperation is increasing every year.
    United States
Our Working Process
  • 01
    We are equiped with advanced CNC to machine the metal parts in order to control the tolerance, and we choose the first grade raw material to guarantee the product performance. Production processes are strictly planned to ensure the confirmed delivery time.
  • 02
    Inspection and Shipment
    During the production we do sample inspection, when products are finished, we are adopting 100% full dimensions inspection and pressure leakage test before shipment. As to shipment methods, we have good cooperation with DHL, FedEx, we can get a much more favorable shipping cost for our customers.
  • 03
    After Service
    Product delivered is not the end. We will regularly ask the customers about product usage feedback, we will instruct customers how to install and use the product. If there is any damage during the shipment, we will collect back and change the product for free.