In our company, there's a high vacuum pressure vacuum pump, which could reach -78KPa with air cooling. It is widely used in pneumatic conveying system, paper folding machine, chemical, and some other industries.
HDSR series high pressure roots vacuum pump has been exported to many countries, with ISO 9001, and CE , EAC certifications, etc.
If there's any needs in high pressure vacuum blower, welcome to contact us.
Shandong Huadong Blower Co., LTd