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| Optimum Rotor* | | Premium Rotor* | | Rotor | | Rotor* |
| Dual-lobe, screw | | Dual-lobe, linear | | Dual-lobe,linear | | Dual-lobe, re-adjustable |
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· large sealing area with effective scraping edge | | · large sealing area and pressure stabile | | · the allrounder | | · entirely elastomer coated |
· for abrasive and aggressive fluids | | · for high viscose, abrasive products | | · entirely elastomer coated | | · for abrasive conveying products |
· with low pulsation and high pressure stability | | · form hard metal/ stainless steel or plastics | | · for aggresive and abrasive fluids | | · threefold longer service life |
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| Rotor* | | Rotor* | | Rotor | | Rotor |
| Tri-lobe, screw | | Tri-lobe, linear | | Tri-lobe, screw | | Tri-lobe, linear |
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· with replaceable rotor tips | | · with replaceable rotor tips | | · entirely elastomer coated | | · PTFE oder Plastics coated |
· for solids and debris containing fluids | | · with long-living sealing line | | · with non-wetted core | | · for chemically probematic fluids |
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· with low pulsation | | · for solids and debris containing fluids | | · with low pulsation | | · solvents-resistant |
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* patented | | | | | | |
