HDSH-V series vacuum blower is designed by our own engineers on the basis of HDSR-V series roots vacuum pump. It can up to -78.4 kpa, which is much higher than many common roots vacuum pumps.
Such kind of roots vacuum blower is widely used in vacuum casting, vacuum packaging, paper folding machinery, material supply system, vacuum pressure pneumatic conveying system, etc.
If you have any interest in such kind of roots blower, pls contact me directly.
International Trade Dept.,
Shandong Huadong Blower Co.,Ltd