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Use Welding Method Cautiously in Repairing Combine Harvester
Welding can be an important tool when it comes to maintaining and repairing your combine harvester. As long as you use the right tools and follow safety guidelines, welding can help extend the life of your combine. However, welding is not a step to be taken lightly, and if done improperly, it can ......
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ceramics
The origins of Chinese ceramics dates back to 6000BC, and China is one of the oldest continuous ceramic cultures in the world. China is home to some of the world’s most fascinating and ancient pottery, an important part of the rich cultural heritage of the country.
For more than two thousand yea......
GB14544-93 Vinyl Chloride Safety Technical Regulations
Abstract
Chloroethylene, also known as vinyl chloride, is a volatile, colorless, flammable liquid that produces an irritating odor when exposed to air. Vinyl chloride or chloroethylene has wide application as an important raw material for the production of polyvinyl chloride (PVC). It is necessar......
Operating procedures for JZ213 hot chamber die casting machine
AN OPERATION PROCEDURE FOR JZ213 HOT CHAMBER DIE CASTING MACHINE
Hot chamber die-casting is the most efficient method for producing high quality castings from most non-ferrous alloys that contain no, or only a small percentage, of strongly-reactive elements, such as magnesium, copper and zinc. Th......
M3140A suspension grinder operating procedures
M3140A Suspended Grinding Wheel Machine Operation Procedure
1. Brief Introduction
M3140A Suspended Grinding Wheel Machine is a kind of CNC precision processing machine applicable for high hardness material like die steel. It can complete the whole processing route from material cutting off to fi......
Visual symbols for operation instructions of metal cutting machine tools (8)
Cutting Machine Safety
Cutting machines are widely used in a variety of manufacturing, construction and engineering processes, allowing the production of high-precision components and products with great speed, accuracy and reliability. However, due to the nature of the machines and the fact they......
Construction steps of spraying polyurethane coating on the surface of cast iron pipe
Construction Procedure of Polyurethane Coating on Iron Pipe
1. Preparation before Construction
Before construction, it is necessary to prepare materials, personnel and tools. The materials needed are polyurethane coating, diluent, and protective material. According to the design standards, perso......
The development history of material heat treatment technology in my country
The Development History of Heat Treatment Technology of Materials in China
Introduction
Heat treatment is an indispensable part of metal processing technology. As a comprehensive technology, it contains many content, such as metal structure, surface treatment, phase transformation and so on. Chi......
Billet blooming reduction procedure
Blooming MillRegulating Procedure
1 General
A. Thisregulating procedure is applied to the blooming mill of rolling mill andthe hot rolling equipment
B. Regulation is conducted the blooming mill to adjust the strip’scross-section dimension and its symmetrical degree, so as to achieve rolled......
The working environment of pendulum rolling mold
the rolling mill moulds general production environment
Rolling mill molds are used to shape and form metal into products. The rolling mill moulds are mostly used to produce metal strips and sheets. The rolling mill molds work in an extreme environment with high temperature, high speed, and contin......
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