137th Canton Fair
Donjoy Technology will attend 137th Canton Fair Booth No.: Area D 20.1 I05 Area D Welcome to visit us Sanitary Valves, Pumps and Pipe ftttings’s samples will exhibt
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what is a normally close / normally open pneumatic valve
Pneumatically actuated valves such as butterfly valves or ball valves, the pneumatic actuator comes in a single action mode or double action mode. Single action mode has a normally close position or normally open position. Normally closed pneumatic valve means that when there is no air supply to the air actuator; the valve is in …
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What is cavity filled ball valve?
Sometimes we also call cavity filled ball valve a full-capsulated ball valve or Non-retention Ball Valve, as we know, the ball valve inside has a ball to control liquid flowing through it. The normal ball valve gasket seal is half-capsulated the ball, normal ball valves usually have a small gap between the ball and the …
What is a diaphragm valve?
The diaphragm valve is a new type of valve, a special form of the shut-off valve. Diaphragm valves (or membrane valves) consists of a valve body with two or more ports, an elastomeric diaphragm, and a “weir or saddle” or seat upon which the diaphragm closes the valve. Its opening and closing member is a diaphragm made of …
How to calculate the flow of lobe pump
Before buying a lobe pump, you need to know the flow needs and choose the pump from the manufacturer. Manufacturer provides the model of pump data like below picture Lobe Pump Selection table Calculate the flow of lobe pump Per revolution flow means lobe pump rotation in one minute, flow in one minute, take TUL/ …
Sanitary Butterfly Valve Complete Buying Guide
The butterfly valve is used to control or shut off fluid by the valve disc. A Sanitary butterfly valve is different from an industrial butterfly valve, it normally uses high purity stainless steel 304 or 316L and the inside surface is well polished, not retaining the fluid. Usually used in food processing and beverage, dairy, …
How to Choose a Right Sanitary Pump
Before that you should figure out your pump application, sanitary pump regularly require to use high clean stainless steel material, sanitary applications e.g. food processing, dairy, beverage, daily chemical, pharmaceutical industry… Industrial application pump material normally is carbon steel, cast iron, copper… Industrial applications require a larger flow than the sanitary pump, up to hundreds …
Viscosity Comparison Guide
To choose the right pump, normally we need to know the fluid viscosity, but if we don’t have Viscometer, please check this video to estimate the viscosity. This video is a simple guide to the different viscosity (thickness) of everyday products. This guide is useful for gauging the viscosity of the product you are mixing, …
7 Tips for Choosing a Sanitary Valve or Pump Manufacturer in China
Date of establishment To see the date of establishment is important, if the manufacturer only has a short history, the product might not be tested enough by the market. Long time experience of production and long time tested by the market helps to solve the problem in advance. A manufacturer stands in the market for …
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Quick Selection of a Sanitary Pump
Before that, you should figure out your pump application, which is used for sanitary applications such as food, dairy, beverage, pharmaceutical industry or industrial oil, gas or agricultural application. Please be sure to determine the viscosity of your fluid. You need a viscosimeter to measure the viscosity of the fluid Firstly, We can simply choose pump …