description
Features:
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Used for quality control testing of aggregates like crushed rock, gravel, and slag
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Tests degradation due to abrasion, attrition, impact, and grinding
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Heavy steel cylinder and base frame
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Dust-proof cover plate
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Adjustable shelf positions
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Safety stop button for emergency
What’s Included:
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Steel drum (710 × 510 mm)
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Set of 12 steel balls (46.8 mm diameter, 390–445 g each)
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Steel tray for specimen unloading
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5-digit adjustable counter with automatic shut-off, push-button reset and adjustment
Specifications:
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Drum diameter × length: 710 × 510 mm
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Drum rotation speed: 30–33 rpm
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Working voltage: AC 380 V or AC 220 V
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Counter: 5 digits, adjustable with auto shut-off and reset function
