



Ningbo Smart Seal is the leading mechanical seals supplier from China. We have provided quality products through our worldwide distributors since 2002.
Our engineers have combined experience in mechanical seal design and are ready to handle all your sealing requirements. Made from quality materials, our product line meets all OEM specifications. Our seals promise longer life, reduce down time, and provide reliable performance and totally replace the known brands like John crane,Flowserve,Burgmann with comptitive prices.
We offer a wide selection of seal designs and various configuration of materials of construction to meet and exceed customer requirements. These product range include Bellow Mechanical Seals(Elastomer ,PTFE and Metal bellow seals) , Agitator Mechanical Seals, Split Mechanical Seals, Dry Gas Seal, Cartridge Seal,Flypt Seal,Grundfos Seal and Seal Support System.They are installed to centrifugal and rotary pumps, agitator, petrochemical and turbine pumps, pulp and paper pump, swimming pool pumps and refinery pump.
While some other seal companies focus on selling the Copied seals,we continuously strive for comprehensive,groundbreaking and value-added solutions. We have the CNC maching centure and make the standard metal components inside.That is why we carried full line of standard seals in stock.For regular types like Type 1, Type 2,type 2100,Type 21,Type M3N,Type 58U/59U,Type M7N,Grundfos type 1,type 2 and type 3 and spare parts for Cartridge seals.The size ravies from 0.50inch to 3.00inch.This enables us to make quick delivery while other supplier is still making the drawings or develop the toolings.
Choose the reliable supplier,make the right business decision! We believe that our value-added service will strengthen your ability to manager the business better!!