Spring washer is used for anti-loosening, flat washer has no anti-loosening function, flat washer just increases the contact areaThe flat pads only increase the contact area, and the spring pads can prevent loosening. For example, the bolts connecting the motor and the chassis should be added with s
Currently in China, raw material prices have been rising due to market reasons. So the best time to purchase products is now.
The factory purchased 50 latest production machines，It is currently in the test stage.
According to the different structure of the web part of the paper machine, the paper machine can be divided into: long web type, round web type, clip web type, stacked web type and with finishing roller type.The paper machine can be regarded as a kind of linkage machine composed of several equipment
English 
