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021-58997868
021-58997868
PRODUCT CENTER
VR and VRD Elastomer Seal Valves
The VR valves are right angled general purpose UHV valves with a cycle usage minimum of 100,000 activations.
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021-58997868
All metal bonnet seals removable on VRD models
Viton® face seal
100,000 cycle service life
Rising stem
Rotatable CF flanges, Klein, ISO or unflanged port option
Bakeable to 200°C open or 150°C closed
Leak rate less than 10-10 mbar.l.s-1
Pressure range from 1x10-10 mbar to 4 bar
Bellows sealed actuation
The bonnet (top) seal of the valve is either welded (VR series) or demountable (VRD series). On the VRD series the whole movement mechanism can easily be removed and replaced.
The VR valve uses a replaceable elastomer seal.
Rotatable flanges are used on both valve axis allowing for complete valve alignment in any mounting situation.
ZVR Series
| Viton® Valve Range-Manual (VR and VRD Series) | ||||||||||
| DN Type | OD | OD | Tube | Construction | A mm | C mm | D mm | Conductance litre/sec | Order Code | Price |
| Flange mm | Flange inches | OD mm | ||||||||
| DN40 | Rotatable 70 | 2.75 | 41.3 | Welded | 63 | 116 | 76 | 34 | ZVR40R | POA |
| DN40 | Rotatable 70 | 2.75 | 41.3 | Demountable | 63 | 116 | 76 | 34 | ZVRD40R | POA |
| KF40 | 41.3 | Welded | 63 | 116 | 76 | 34 | ZVR40K | POA | ||
| KF40 | 41.3 | Demountable | 63 | 116 | 76 | 34 | ZVRD40K | POA | ||
| DN63 | Rotatable 114 | 4.5 | 63.5 | Welded | 105 | 172 | 114 | 100 | ZVR60R | POA |
| DN63 | Rotatable 114 | 4.5 | 63.5 | Demountable | 105 | 172 | 114 | 100 | ZVRD60R | POA |
产品参数
