HFV-WS Vacuum Pump for wide temperature

Detailed Product Description

Property   

Reasonable composition, stable chemical character for special gas
Properties of ultimate pressure, back stream rate , volume flow rate are similar to silicon oil and ester oil, not easy for residue gas to produce insoluble isolate film to have effect on vacuum unit
Excellent oxidation stability to reduce residual and peck, lessen frequency of changing oil, save cost of operationApplication

Suitable for variety of mechanical vacuum pump inside or outside
Can be used in circumstance of temperature from 25 to 100
Applied for special gas such as Ar, NH₃, H₂, He, N₂, CO₂, SO₂, H₂S

Typical data
 

Item / Model	HFVWS 32	HFVWS 68
Kinematic viscosity (40),mm2 /s	28.835.2	61.274.8
Flash Poin	180	200
Pour Point	-30	-30
Ultimate pressure,kPa
Partial pressure	5.0 ×10-5	5.0 ×10-5
Totle pressure	5.0 ×10-4	5.0 ×10-4

package    1L/Canteen