There are different grade for hex bolts, such as 4.6, 4.8, 5.6, 6.8, 8.8, 9.8, 10.9, 12.9, etc. Among them, the hexagonal bolts of grade 8.8 and above are made of low-carbon alloy steel or medium-carbon steel. It reaches different grade after heat treatme
Piston rod will be more wear-proof and non-corrosive after plating hard chrome. Chenna Machinery can provide chrome thickness from 20μm or more, much depends on the client’s requests. If you're looking for the Chrome Plated Steel Piston Rod, welcome to co
YAST-FD450 This square bottom paper bag making machine use roller type paper make various sized square bottom paper bags without handles.it can process very thin paper.This machine is especially suitable for being applied in food industries.
GYX-F-2 HTHP Double Tube Liquid Flow Dyeing Machine uses double cylinder with four dye bath.This design can shorten the circulation time of the cloth in the dye tank,increase liquid circulation frequency to achieve rapid dyeing effect.
This kind of technology can make every diamond particle precisely positioned in 3 dimensions pattern, so that it takes each diamond grits join into the cutting.