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Jaw crushers, BB 50

Supplier: Retsch
The BB 50 is a robust and powerful forced feed crusher that has been specifically designed for rapid but gentle, bench-top sample preparation of hard, brittle and hard-ductile materials in batches. The dust-tight, laboratory instrument is suitable for applications including constructional materials, mineralogy, metallurgy, ceramics and environmental analysis. A convenient operating keypad with digital display and a memory function for gap width setting, facilitates reproducible operation.

  • Final fineness down to 0,5 mm *
  • Breaking jaws and wearing plates available in five materials including for grinding without heavy metal contamination
  • Wear compensation with zero-point adjustment
  • Fold-back hopper and crusher arm can be removed without using tools for easy cleaning
  • Adjustable speed allows adaptation to sample characteristics

Ordering information: Supplied with breaking jaws and wearing plates as detailed in the article description.

Caution: * Depending on feed material and instrument configurations/settings



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Description Pk VWR Catalog Number Quantity
BB 50 with stainless steel breaking jaws and stainless steel wearing plates 1 412-0216
BB 50 with zirconium oxide breaking jaws and zirconium oxide wearing plates 1 412-0218
BB 50 with steel 1.1750 breaking jaws and steel 1.0344 wearing plates 1 412-0219
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Model BB 50
Final fineness (mm) Down to 0,5*
Gap width setting (mm) 0 - 11
Material feed size (mm) \<40*
Max. sample volume (ml) 3000
Speed range (min-1) 550 - 950
Drive 3 phase asynchronous motor
Collecting receptacle (l) 3
Power consumption (W) 1100
Power supply 200 - 240 V, 50/60 Hz
W×D×H (mm) 420×560×460
Weight (kg) ~79


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Description Pk VWR Catalog Number Quantity
Wearing plates, stainless steel, 1 pair 1 RETS22.711.0015
Wearing plates, tungsten carbide, 1 pair 1 RETS22.711.0016
Wearing plates, zirconium oxide, 1 pair 1 RETS22.711.0017
Wearing plates, steel 1.0344, 1 pair 1 RETS22.711.0018
Cover lid for collecting receptacle 1 RETS03.050.0437
V-belt 1 RETS05.242.0038
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