Welch ChemStar Vacuum Pump
Designed for pumping corrosive gases
Manufacturer: Welch 1402N90
Corrosion resistant construction of vital parts resists chemical attack.
- High contamination tolerance with diluted contaminants and few moving parts
- Reduced frictional wear (580rpm) for cool operation
- Nitrogen purge to degas and cool oil
- Fluoroelastomer seals and gaskets
- Features metal vanes and stainless-steel valves
- Polytetrafluoroethylene coated oil case
- Features 115V 60Hz, 1ph explosion proof motor
- Free air displacement of 160L/min at 5.6cfm
- Ultimate vacuum, 13.3MPa (1 x 10-4 torr)
- Features gas ballast with 525rpm pump
- 2.1L oil capacity
- Tubing needed with 13/16 in. I.D.
- ISO exhaust and intake flange is NW 25
- Dimensions: 19.3L x 14.1W x 15.4 in. H (49 x 35.3 x 39.1cm)
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