Peterson Corp. News


Feed Material

Feed material in screening applications includes Waste Wood, Green Waste, Asphalt Shingles, Compost, Dirt/Soil, Aggregate and other types of materials. Depending on what material is being screened, it may have already been run through a grinder. So the material that …

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Feedstock

Feedstock is the raw material supplied to the grinder. Grinder feedstocks can vary widely from organic to non-organic materials. Common feedstocks are: Waste Wood Green Waste Asphalt Shingles Whole Trees Railroad Ties  

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Scrap Wood

Scrap Wood can be defined as pallets, lumber residuals, etc. This is usually dimensional lumber that has been damaged, or is too small to re-use.  This material can be ground down into a mulch or biomass product using Peterson horizontal grinders.

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Municipal Solid Waste (MSW)

Municipal Solid Waste (MSW) —more commonly known as trash or garbage—consists of everyday items we use and then throw away, such as product packaging, grass clippings, furniture, clothing, bottles, food scraps, newspapers, appliances, paint, and batteries. This comes from our …

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Asphalt Shingle Grinding (ASG)

Asphalt Shingle Grinding (ASG) is the process of producing Recycled Asphalt Shingles (RAS) by processing asphalt roofing shingles to a small spec, generally under 3/8” (9.525 mm) to salvage the valuable asphalt and sand. Grinding asphalt shingles is a recycling …

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Tramp Metal

Tramp metal is unwanted metal material in the feedstock. This could include nails, wire, staples, and hardware. Tramp metal can cause excessive wear on machine parts and even serious machine damage.

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Contaminated Material

Contaminated material is unwanted content in the feedstock material. Using feedstock with contaminates means a lower quality finished product containing contaminated materials. This unwanted content may including rocks, dirt, tramp metal, and plastic. All of these materials can cause problems …

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Green Waste

Green Waste is fresh or biodegradable waste material including grass, leaves, plants and tree trimmings that can be diverted from landfills for recycling. Food waste is a separate subset that can be included in this group. Green waste can be ground with a horizontal …

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Construction and Demolition Waste (C&D, C&DW)

Waste materials resulting from construction & demolition. Construction & Demolition Waste include: concrete, porcelain, rigid plastics, tile, lumber, metals, masonry, plastic, rock, carpet, insulation and more. Peterson horizontal grinders are perfect for reducing and recycling C&DW.

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