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ZRD
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>compounding & extrusion >materials handling >service Rotary Valve ZRD. OPTIONS AND ACCESSORIES _ Quick coupling with extraction device _ Wear protection _ Chamfered blades _ Chain drive / direct drive _ Rotor with shallow pockets _ Leakage gas collector _ Scraper blades _ Feeding shoe _ Hygienic version _ X-rotor Cast housing Large inlet without restriction Labyrinth ring Purge connection Shaft seal Outboard bearing Drop out opening D-Rotor, open end, 10 pockets Large outlet Leakage gas Diagram (New, standard clearance 60°C, max. speed) 14 13 ZRD 630 ZRD 550 ZRD 480 ZRD 400 ZRD 320 ZRD 250 12 11 10 [m3/min] Leakage gas rate with product ZRD 700 9 8 7 6 5 30 ZPD 800 28 ZRD 700 26 ZRD 630 24 ZRD 550 22 ZRD 480 20 ZRD 400 18 ZRD 320 16 ZRD 250 14 ZRD 200 12 ZRD 150 10 ZRD 150 4 8 3 6 2 ZRD 200 4 2 1 0 50 100 150 200 Capacity [t/h] Rotor Speed [rpm] Productline components | 2010 250 300 0 0,5 1 Differential Pressure [bar] 1,5 [m3/min] 15 ZPD 800 Leakage gas rate without product Performance Diagram Powder with bulk density 1000 kg/m3 and 0.6 mm < d50 < 1.0 mm, ∆p = 0.8 bar Powder with bulk density 1000 kg/m3 and 0.15 mm < d50 < 0.3 mm, ∆p = 0.8 bar

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