The vacuum has an important role in research in the fields of physics, chemistry, and biology. It is necessary in many industrial processes

What is vacuum?

Vacuums sigmagroups

A vacuum is a space absolutely no material ("absolute vacuum"). In fact, we are talking about a vacuum when the air pressure in a space under atmospheric pressure. (Relatively vacuum)


Vacuum is used in incandescent light bulbs to protect the fibers from chemical degradation.
- Ultra-high vacuum is used in the study of atomically clean substrates.
- Vacuum Packed: be used to suck air around perishable goods such as food products: cheese and meat with duration of use is desired.
- Electron Beam Welding, cold welding.
- Electronic Microscope
- Vacuum-driven machines: Vacuums are commonly used to produce suction, provide power assistance for the brakes .

To find the suitable vacuum machine for your kind of use, you may call us so that we can consult for you. Sigma offers you the right solution for an vacuum machines.

Address: K47/8 Le Ba Trinh street, Hoa Cuong Bac ward, Hai Chau district, Da Nang city, Viet Nam
Tel: 0084 236 3602165                      
Fax: 0084 236 3624767
Business code: 0400636872

Top hits
You did not use the site, Click here to remain logged. Timeout: 60 second