Classified by structure: (1) Center sealing butterfly valve (2) Single eccentric sealing coal valve (3) Double eccentric sealing butterfly valve (4) Three eccentric sealing butterfly valve is classified according to sealing surface material: (1) Soft sealing butterfly valve. 1) The sealing pair
Read moreHZS75 concrete mixing station HZS75 concrete mixing station Serial number name Technical parameters, specifications and instructions Remarks 1 Stir system l, model: JS1500 2, type: double horizontal axis forced 3, feeding capacity: 2400L 4, discharge capacity: 1500 L 5. Unloading heig
Read moreAluminum alloy diaphragm pump is a new type of conveying machine. It uses compressed air as the power source. It can pump light for various corrosive liquids, liquid with particles, high viscosity, volatile, flammable and highly toxic liquid. Do it. The main feature of the aluminum alloy diaphragm
Read moreProcess analysis of automobile muffler equipment end cover mold parts The principle of the automobile muffler end cover processing technology plan is to optimize the combination of the process and reasonable arrangement of the stamping process to ensure the quality of the product parts, improve th
Read morePatented technology of crystal steel door aluminum cutting machine Under the circumstances that the market competition of Jinggangmen is getting bigger and bigger, many people can't control the price of competition in the market economy environment. The price increase of raw materials can'
Read moreThe weak global economic growth and the slowdown in the domestic economic growth have made the non-ferrous industry face the dual pressure of “internal and external troublesâ€. With the rebound of the domestic economic situation in the second half of the year, industry experts believe t
Read moreThe maintenance quota can be divided into three parts : preventive maintenance system, maintenance and repair quota, and preparation of forklift repair plan. 1 . Preventive maintenance system Preventive maintenance system is the basis for the effective use of forklifts . This maintenance system c
Read moreWith the birth of various insulation materials, each type of sound-absorbing material has its own unique advantages. Everyone says that each family is good. A material should be recognized at a glance in the same industry, mainly because of it. Unique. Glass wool felt is an excellent thermal insul
Read moreFirst, the resistance resistor is represented by "R" plus a number in the circuit. For example, R1 represents a resistor numbered 1. The main role of the resistor in the circuit is shunt, current limit, voltage division, offset, and so on. 1. Parameter identification: The unit of resist
Read moreFor ordinary operators, it may not have good professional knowledge. If there is a broken shaft of the reducer, it may be overwhelmed. In general, except for the more common output of the reducer, the concentricity of the output may be poor. The reasons for existence are as follows. First of all,
Read moreHarbin Copper Door Decoration Co., Ltd. has a professional production line. The company mainly introduces German high-tech numerical control equipment from the production of copper doors, brass doors, rotating copper doors, sales of copper plates, brass plates and bronze products. Tongmen Harbin T
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