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Carter Day International 1212 Half Nelson Dual Rotor Crusher for Size Reduction

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Brands
Carter Day International
New/Used
Used
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Product description

Dual rotor crusher with intermeshing pins, processes up to 6” pieces, capacity 1–35 m³/hr, 87–350 rpm rotor speed.

The Half Nelson Crusher (HNC) is a dual rotor machine featuring intermeshing pins combined with fixed side wall combs to achieve maximum size reduction. It is engineered for light to medium duty applications and can accept material pieces up to 6″ (150 mm) in size.

Technical Specifications and Features:

  • Rotor Design: Dual rotors with intermeshing pins, reversible rotors
  • Material Handling: Suitable for deagglomerating and crushing hand-breakable materials such as:
  • Dextrose and other sugars
  • Calcium carbonate
  • Sodium chloride
  • Biscuits and crackers
  • Cereals
  • Filter cake
  • Phosphates
  • Starch
  • Citric acid
  • Capacity Range: 30 to 1200 cubic feet per hour (1 to 35 m³/hr)
  • Rotor Speed: Typical speed between 87 and 350 rpm
  • Options:
  • Perforated plate screen for producing 4–6 mesh product
  • Quick Screen System
  • Packing glands
  • Zero speed switch
  • Torque limiter
  • Mechanical: Standoff pillow block bearings
  • Installation: Minimal head room required

This crusher is optimized for reducing size and deagglomerating various chemical and foodstuffs with consistent crushing action provided by the pin configuration and rotary speed.

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Frequently asked questions

How long does laboratory equipment typically last?

With a service contract, ten to fifteen years is normal for most benchtop instruments. Detectors and pumps are the parts that wear first.

Can I get service for older equipment?

Yes. Every verified supplier states which service partners cover the instrument, and we list that alongside the offer.

Where can I buy parts?

Ask a scientist through the request button. Parts are often available even when the instrument itself is discontinued.

What is the typical lead time for refurbished equipment?

Two to six weeks, depending on refurbishment scope and whether calibration is included.

Does laboratory equipment ship internationally?

We ship to 38 countries. Crating and customs handling are quoted with the instrument.

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Can't find the exact configuration?

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Last updated 19 October 2026