The first CRSTE6280H earth pressure balance hydraulic drive shield machine in China Railway Shanhe
The first CRSTE6280H earth pressure balance hydraulic drive shield machine in China Railway Shanhe
The first CRSTE6280H earth pressure balanced liquid flooding shield machine in China Railway
It is understood that the advantages of this machine are significant, not only the use of imported main bearings, main drive seals and main drive reducer, long life, high safety factor. And according to different geology, the system of anti-knot mud cake in the center of the cutter head is increased, and the mud cake formation in the rear part of the cutter head can be effectively prevented. (This article comes from Shanhe Intelligence)
Chemical resistant PTFE (polytetrafluoroethylene) sheet is a type of plastic sheet that is highly resistant to chemicals, making it an ideal choice for use in a variety of industrial applications. PTFE is a fluoropolymer that is known for its non-stick properties, high temperature resistance, and chemical inertness. This makes it an excellent choice for use in harsh chemical environments where other materials may degrade or fail.
Chemical resistant PTFE sheet is used in a wide range of industries, including chemical processing, pharmaceuticals, food and beverage, and semiconductor manufacturing. It is used in applications where it is exposed to aggressive chemicals, such as acids, alkalis, and solvents. The material is also resistant to UV radiation and can withstand high temperatures, making it suitable for use in outdoor applications as well.
The chemical resistance of PTFE sheet is due to its unique molecular structure. The fluorine atoms in the polymer chain create a strong bond with the carbon atoms, making it highly resistant to chemical attack. In addition, the material is non-reactive to most chemicals, making it an ideal choice for use in applications where it may come into contact with a wide range of chemicals.
Chemical resistant PTFE sheet is available in a range of thicknesses and sizes, making it suitable for use in a variety of applications. The material can be easily cut and shaped to fit specific requirements, and it can be bonded to other materials using a variety of adhesives. The material is also highly flexible and can be molded into complex shapes, making it a versatile choice for use in a wide range of applications.
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