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Welcome to Ningbo Tisun Seals Industries Co., Ltd.

Ningbo Tisun Seals Industries Co., Ltd. is advanced fluid seal designer and manufacturer. There are two production facilities, located in zhejiang industrial,near to shang hai.

TiSun is a professional manufacturer who is specialized in developing and manufacturing various kinds of mechanical seals. such as Pump seal, Industrial pump seals, Auto Cooling pump seals,  Silicon Carbide Seal Ring, Tungsten Carbide Seal Ring, Alumina Ceramic Seal Ring, O Ring, packing and gasket, etc. 

Always fo...

Replacing your pump shaft mechanical seal

As a rule of thumb, always abide by all safety instructions whenever servicing any type of electrical equipment. Failure to do so can result in serious injuries or death to yourself or others. Before you begin the repairs to your pool , you have to disconnect all electrical power sources. Make sure that you lock out and tag the main circuit breaker. This is an added safety precaution, that will...

Tools and Resources for Replace the Shaft Seal

All swimming pool and spa filtration systems, involve the use of several pieces of equipment. One of the most important being your spa or swimming pool filter pump. A mechanical shaft seal is one of the key components in the design of these pumps. The job of a mechanical seal is the prevention of water leaks along the pump's motor shaft. Damage to the seals of pool and spa pumps, takes place...

Simple installation due to the pre-assembled and adjusted Siron mechanical seal by our production centre. Simple handling due to a modern and clearly arranged manual, easy retrievable as haptical and...
 A mechanical seal is simply a method of containing fluid within a vessel (typically pumps, mixers, etc.) where a rotating shaft passes through a stationary housing or occasionally, where the housing...
 If you've made the switch from packing to mechanical seals, you understand the positive impact mechanical seals have on your systems. One of the main reasons to switch to mechanical seals is the...
 RPMs obtainable with PTFE versus the different Elastomeric seals available. As you can see from the RPM comparison chart as well as the Temperature Comparison chart, PTFE has a great advantage for...
Our company idea "Frist is clients, Frist is quality." we promise give the best favorable price to every client, good quality and after service for clients.We have many kinds of different mechanical seals ,sic ring ,carbon ring and TC ring .
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