A sand screw classifier (also known as a spiral classifier) is commonly used in the USA for washing, classifying, and dewatering sand and other aggregates in mining, construction, and industrial applications. If you’re looking for a used sand screw classifier in the USA, here are some options and considerations:
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Where to Find Used Sand Screw Classifiers in the USA:
1. Equipment Dealers & Resellers
– Check companies like:
– [MachineryTrader](https://www.machinerytrader.com/)
– [Rock & Dirt](https://www.rockanddirt.com/)
– [IronPlanet](https://www.ironplanet.com/)
– [Ritchie Bros. Auctioneers](https://www.rbauction.com/)
– These platforms often list used classifiers from sand processing plants, quarries, and mining operations.
2. Online Marketplaces
– [eBay](https://www.ebay.com/)
– [Facebook Marketplace](https://www.facebook.com/marketplace/)
– [Craigslist](https://www.craigslist.org/) (search regionally)
3. Specialized Aggregate & Mining Equipment Suppliers
– Companies like:
– Eagle Iron Works (EIW) – A major US manufacturer of sand classifiers.
– McLanahan Corporation – Produces screw washers and classifiers.
– Gator Machinery – Offers sand washing equipment.
4. Auctions & Liquidation Sales
– Government surplus auctions or mining equipment liquidations may have used screw classifiers.
Key Considerations When Buying Used:
– Condition: Check for wear on the spiral flights, gearbox condition, and tank integrity.
– Size & Capacity: Ensure it matches your production needs (e.g., tons per hour).
– Brand: Well-known brands (like EIW or McLanahan) often have better parts availability.
– Price Comparison: Used models can range from $10,000 to $50,000+ depending on size and condition.
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Alternative: New Screw Classifiers
If used options are limited, consider new or refurbished units from manufacturers like:
– Eagle Iron Works ([EIW](https://www.eagleironworks.com/))
– McLanahan ([McLanahan Corp](https://www.mclanahan.com/))
– Gator Machinery ([G