The coal mill needs to be started in the power plant, what are the starting conditions of the coal mill?

The coal grinding process is the process in which coal is shredded and its surface area continues to increase. To add new surface area, the binding forces between solid molecules must be overcome and therefore energy consumed.

2021-08-06

What is the crusher mainly for

Crushers can be divided into medical crushers and mining crushers according to large categories. Among them, the medical lithotripsy machine is mainly used for the crushing of stones, and generally uses resonance and other methods to break stones to avoid various risks caused by surgery.

2021-07-19

What are the characteristics of the cylinder steel ball mill and the medium speed coal mill, and under what circumstances are they suitable for use

The low-speed coal mill is mainly a drum type steel ball mill, generally referred to as a steel ball mill or ball mill. It is a rotating cylindrical or tapered drum with steel balls inside. The speed of the drum is 15~25 rpm.

2021-06-09

What is the working principle of a medium speed coal mill?

The motor drives the grinding disc to rotate through the reducer, and the material falls from the inlet to the center of the mill through the lock air feeder, while the hot air enters the mill from the air inlet.

2021-05-07

What are the types of crushers?

1. Jaw crusher - coarse crushing Jaw crusher, output can be arbitrarily selected between 1~1000t/h, is a general-purpose equipment, known for large feeding port, deep crushing cavity, known as "tiger mouth", and has the characteristics of simple structure, convenient operation, efficient and environmentally friendly, especially suitable for stone coarse crushing operation.

2021-04-23

What are the types of crushers and what are their characteristics?

As the main equipment of mine mining, crusher equipment is mainly for crushing stones of different sizes, large jaw crushers, and others according to the requirements of discharge, choose multiple types of crushers by themselves.

2021-04-12

How to avoid unclean sand washing and serious loss of fine sand in the production process

In order to ensure that the machine sand is cleaner and has better quality after production, it will be cleaned using a sand washer, and the commonly used equipment in this process is spiral sand washer and wheel sand washer. However, after cleaning by these two types of sand washers, a problem will arise that the sand cannot be cleaned and the loss of fine sand is very serious.

2020-10-29

Advantages and disadvantages of different equipment in different crushing stages

For a sand making production line, from raw materials to finished products, it generally has to go through three to four crushing and shaping processes, and in different crushing processes, it needs to be applied to different crushing equipment, and use the different characteristics of the equipment to play a role in the crushing production process. The following article will analyze and introduce the advantages and disadvantages of common crushing equipment from the three stages of coarse crushing, fine crushing and shaping.

2020-10-29

Lower cost of ball mills and rod mills?

Lower cost of ball mills and rod mills? Rod mill and ball mill are also important mechanical equipment in sand making, so for the sand making industry, which rod mill or ball mill is more suitable? Which one has high sand making efficiency and low investment cost? Let's listen to professional comparisons and analyses.

2018-02-11

Which is better sand making than ball mill or rod mill?

For a long time, the sand making market has been booming! Mineral processing equipment sand making machine ball mill and rod mill is also one of them, not only high efficiency, large output, but also the finished product uniform and delicate, high quality, so for sand production ball mill and rod mill which sand making is better?

2017-06-05