Polypropylene (PP) recycling requires tailored solutions to maintain material quality during processing. These dedicated crushing and washing lines transform post-industrial and post-consumer PP waste into high-purity flakes for manufacturing new products.

System Configuration

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1. Pre-Shredding Stage

  • Heavy-duty granulators with anti-jamming design

  • Metal detection and ejection system

  • Volumetric feeding control

2. Friction Washing Process

Parameter Specification
Rotor Speed 800-1200 RPM
Chamber Volume 2-5 m³
Cleaning Efficiency >98%

3. Density Separation

  • Multi-stage sink-float tanks

  • Hydrocyclones for fine particles

  • Automated density adjustment

Technical Specifications

Capacity Options

Throughput Power Water Usage Footprint
500 kg/hr 55 kW 5 m³/hr 12×6 m
1 ton/hr 90 kW 8 m³/hr 15×8 m
2 ton/hr 160 kW 15 m³/hr 20×10 m

Material-Specific Features

Automotive PP Processing

  • Oil and grease removal systems

  • Glass fiber separation

  • Low-temperature drying

Packaging PP Recovery

  • Label and adhesive removal

  • Color sorting options

  • Food-grade washing

Quality Control

Output Specifications

  • Contaminant level: <0.5%

  • Moisture content: <0.3%

  • Melt flow index consistency: ±2%

Performance Metrics

  • Energy consumption: 0.8-1.2 kWh/kg

  • Water recycling rate: 85-90%

  • Material yield: 92-96%

Advanced Technologies

1. Antioxidant Preservation

  • Oxygen-controlled processing

  • Thermal stabilizer injection

2. Intelligent Sorting

  • NIR spectroscopy for polymer identification

  • Color recognition cameras

3. Water Treatment

  • Three-stage filtration

  • pH balancing system

Industry Applications

Automotive Sector

  • Bumper recycling

  • Interior trim reprocessing

Consumer Goods

  • Food container production

  • Household item manufacturing

Textile Industry

  • Non-woven fabric production

  • Carpet fiber manufacturing

Environmental Benefits

Resource Conservation

  • 1 ton recycled PP saves:

    • 5.2 barrels of oil

    • 7.8 MWh energy

Emission Reduction

  • 1.7 tons CO₂ avoided per ton processed

  • 80% less water than virgin production

PP recycling systems combine robust processing power with material-sensitive technology to preserve the valuable properties of polypropylene. These specialized lines enable manufacturers to maintain high quality standards while meeting sustainability goals through effective plastic waste recovery.

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Comments(7)

  • SteelEclipse
    SteelEclipse 2025年7月2日 pm1:54

    The oil savings stats are mind-blowing 👏 More industries need to adopt this tech

  • MysticSagittarius
    MysticSagittarius 2025年7月3日 am11:48

    As someone working in plastic recycling, these water recycling rates are impressive! Much better than our current setup

  • SlickRick
    SlickRick 2025年7月3日 pm3:12

    Wonder if the food-grade washing can really remove all contaminants completely 🤔

  • Smokey
    Smokey 2025年7月4日 pm4:38

    LOL imagine explaining this process to someone from 50 years ago ‘yeah we melt down old bumpers to make toothbrushes’

  • Bluesy Bobby
    Bluesy Bobby 2025年7月4日 pm6:49

    The separation tech for glass fibers sounds perfect for our auto part recycling needs. Anyone know the price range?

  • People Magnet
    People Magnet 2025年7月13日 pm8:04

    Important work! The energy savings alone make this worth investing in

  • KohakuAmber
    KohakuAmber 2025年7月14日 pm9:54

    Our factory bought one of these last year – game changer! Output quality is way more consistent now

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