山工SEM663D Wheel Loader: Strong power, energy efficient

SEM663D is a new cost-effective product introduced by Shangong Machinery in 2018. While maintaining the reliability, safety and fuel economy of the mountain machinery loader, it continues to use the classic power shifting and fixed-shaft gearbox. Equipped with a new generation of cabs

What are the reasons for soil acidity analysis by soil acidity recorders?

Prior to planting crops, the use of a soil acidity meter to determine the pH of the soil, which is the pH, is a very important step. This is because the crop generally has the highest absorption and utilization of nutrients when the soil pH is around 6.5. The growth of the crop i

What are the requirements for using SMC triplets?

SMC triple parts are suitable for automated production of metallurgical machinery, construction machinery, transportation equipment, household appliances, light industry, machine tools, and medical industries. Mainly by the air filter, pressure reducing valve and mister. In terms of use it is

How to carry out the exploration and drainage of the working face

With the continuous expansion of society's energy needs, coal market, more and more optimistic about the market, the size and scope of expanding coal mining, coal mining history combined with a long length and small towns and even abuse of individual coa

What are the conditions for a fire?

What are the conditions for a fire?

A: There are three conditions for fire:

(1) Flammable substances. The flammable solid (wood, paper, etc.), flammable liquids (diethyl ether, alcohol, etc.), white phosphorus [