1.It can be in service under
the condition of no working medium (no oil) and will not produce
any pollution. Moreover, there is filtering material in the air
exchange bin of the body to guarantee the air clean.
2.New technologies and
materials are used in production. it is easy to move and can
work smoothly, which can guarantee the ideal vacuum and high
rate of air flaoing.
3.It adopts the operation
containing no friction, producing no calories and having no
friction exhausts, The diaphragm is made of nitrile rubber,
which resists the corrosion and has long operating life.
4.The self-cooling air draft
system is designed in the body. this system can keep the machine
continuously running for 24 hours.
5.The pressure can be
regulated by a valve to meet various vacuum needs within certain
range.
6. The axletrees are
classical, which are imported abroad. They have the features oof
steady running,low noise and high operating effciency.
Two kinds of color randomly send