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Hot Wash vs Cold Wash — Which PET Recycling Line Do You Need?
Hot Wash vs Cold Wash — Which PET Recycling Line Do You Need?
Answer 5 quick questions about your recycling operation and we’ll recommend the right washing system for your application.
Step 1 of 5
1. What is your primary end product?
2. What is the condition of your input material?
3. What PET flake purity level do you need?
4. What is your priority?
5. Do you plan to sell flakes to food packaging manufacturers?
Hot Wash System
Temperature
85 – 95 °C
With NaOH solution (2-3%)
Output Quality
≤100 ppm PVC, moisture <1%
Food-grade PET flakes possible
Removes
Deep Contamination
Adhesives, labels, oils, food residue
Energy Cost
Higher (+30-40%)
Heating required for wash water
Best Applications
Bottle-to-bottle, food packaging
High-purity, food-contact applications
Cold Wash System
Temperature
15 – 35 °C
Ambient temperature, no heating
Output Quality
Standard PET flakes
Suitable for fiber, strapping, sheet
Removes
Surface Contamination
Surface dirt, loose labels, light residue
Energy Cost
Lower
Standard water consumption, no heating
Best Applications
Fiber, strapping, non-food
Polyester textile, strapping bands, sheet
Our engineers can help you design the optimal wash system for your specific material and target market.
Discuss Your Wash System with KITECH Engineers
