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ZKD
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>compounding & extrusion >materials handling >service Rotary Valve ZKD. OPTIONS AND ACCESSORIES _ Wear protection _ Quick coupling with extraction device _ Chamfered blades _ High temperature version (T) up to 250°C _ Rotor with shallow pockets _ Chain drive / direct drive _ Scraper blades _ Leakage gas collector _ X-rotor _ Feeding shoe Cast housing Large rectangular inlet Labyrinth ring Purge connection Shaft seal Outboard bearing Drop out opening D-Rotor, open end, 10 pockets Large rectangular outlet Leakage gas Diagram (New, standard clearance 60°C, max. speed) 7,5 15 ZKD 480 ZKD 400 ZKD 320 ZKD 250 13 ZKD 630 ZKD 550 5,5 4,5 [m3/min] Leakage gas rate with product 6,5 ZKD 550 11 ZKD 480 ZKD 400 9 ZKD 320 3,5 2,5 7 ZKD 250 ZKD 200 5 0 50 100 Capacity [t/h] Rotor Speed [rpm] Productline components | 2010 150 1,5 3 0,5 ZKD 200 1 0,1 0,5 Differential Pressure [bar] 1 -1 1,5 [m3/min] ZKD 630 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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>compounding >materials & extrusion handling >service ROTARY VALVE FOR POWDERS | ZKD 1.5 bar (21 psi), system and differential pressure 10 bar (145 psi), due to heavy duty design ATEX (OPTIONAL) Usable in Ex-Zones and flameproof ST2 (protection system) INLET / OUTLET Rectangular design: shape of housing corresponds to shape of rotor OUTBOARD BEARINGS Separated from product by purged seal arrangement and product drop out opening B1 Z (Required clearance with extraction device extended) PRESSURE RANGE PRESSURE SURGE PROOF L1 Y H D E L2 B2 F M U K Shown without drive C Drive with parallel...

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