Pemecah Plastik Basah untuk Enhanced Recycling & Pre-Washing

Q: What is the primary advantage of a wet plastic crusher over a standard dry granulator?

The primary advantage is simultaneous size reduction and pre-washing. Injected water continuously flushes abrasive grit, sand, and loose label residues out of the cutting chamber while cooling rotor knives. This eliminates frictional melting, prevents plastic smearing on screens, and extends knife edge longevity by up to 2.5 times.

Q: Does a wet crusher replace a complete plastic washing line?

No. While a wet crusher performs intensive initial pre-washing and dislodges surface mud and label adhesive, complete plastic recycling lines require subsequent high-speed friction washers, sink-float separation tanks, and mechanical centrifugal dewatering to achieve bottle-to-bottle or extrusion-grade purity.

Q: How does water inside the chamber protect internal bearings and motor drives?

Rumtoo wet crushers feature external bearing pedestals mounted completely isolated from the cutting chamber with multi-stage labyrinth and mechanical water seals. A physical air gap prevents wash water and abrasive slurry from ever reaching rotor bearings or the drive transmission.

Q: What types of contaminated plastics are best suited for wet crushing?

Wet crushing is ideal for post-consumer and post-agricultural thermoplastics prone to high soil contamination, such as PE/PP mulch films, drip irrigation tapes, post-use PET beverage bottles, milk jugs (HDPE), and dirty PP battery cases or woven bags.

Q: How is wastewater drained and evacuated from the bottom of the wet crusher?

Crushed wet flakes and water discharge through a heavy-duty stainless steel classification screen into a slurry hopper or inclined dewatering screw loader. The water can be recirculated back through a filtration loop or directed to our DAF water treatment system.

The Rumtoo wet plastic crusher combines high-speed size reduction and in-chamber water spray pre-washing in a single robust stage. Crucial for plastic washing lines Dan Daur ulang botol PET, it flushes out abrasive dirt, cools blades, and eliminates frictional plastic melting.

Built-in pressurized water injectors rinse contamination during blade shearing.
Water lubrication cools knives, increasing blade service life up to 250%.
Handles dirty agricultural film, post-consumer bottles, and contaminated regrind.

Minta Penawaran Khusus Lihat Spesifikasi Teknis

High efficiency wet plastic granulator and crusher for recycling

Core Advantages of Wet Size Reduction

Integrating water directly into the cutting chamber changes the physics of plastic granulation, preventing knife overheating and softening heavy contamination.

Integrated Pre-Washing & Friction Rinse
Water jets blast the plastic during high-speed cutting, breaking loose mud, sand, labels, and beverage residues before downstream washing stages.
Eliminates Friction Heat & Smearing
Continuous water flow cools blade edges and material, preventing low-melting plastics (like LDPE films and thin PET) from smearing or clogging the screen.
Extended Knife Longevity (Up to 2.5x)
Water acts as a natural cutting lubricant, dampening impact stress and reducing abrasive friction between tool steel knives and sandy plastic scrap.
External Bearing Isolation
Spherical roller bearings are mounted on external pedestals isolated by multiple labyrinth seals and an air gap, eliminating water contamination.

How the Wet Crusher Works: Continuous Granulation & Rinse

Raw contaminated plastics enter the hopper where high-pressure mist nozzles saturate the feedstock. As the material drops into the cutting chamber, water-assisted rotary knives shear it against stationary counter-blades.

The intense turbulent slurry flushes loose contamination out through perforated screen holes into the lower discharge screw or pump. Flakes are discharged continuously into a downstream tangki pemisahan sink-float or friction washer.

For dry processing of clean sprues or thick purgings, compare with our Penghancur Plastik Tugas Berat.

Comparison between dry plastic granulator and wet plastic crusher

Comparison: Wet Plastic Crusher vs. Conventional Dry Granulator

Understanding operational differences helps select the right crusher for your scrap contamination profile.

Feature / Parameter	Rumtoo Wet Plastic Crusher	Conventional Dry Granulator
Fungsi Utama	Simultaneous size reduction + intensive pre-wash	Dry size reduction only
Contamination Tolerance	Excellent: handles mud, grit, food residue, and glues	Poor: abrasive dirt causes rapid blade dulling
Blade Operating Temp	Water cooled (ambient / cold); zero thermal buildup	Heats up rapidly; risk of localized plastic melting
Screen Clogging Risk	Extremely low; water slurry flushes flakes through	Higher risk with thin films or heat-sensitive polymers
Bearing Protection	External isolated pedestals + labyrinth water seals	Standard internal or side-mounted bearing flanges
Ideal Feedstock	Agricultural films, dirty bottles, post-consumer scrap	Clean industrial moldings, sprues, runners, pipe offcuts

Swipe horizontally to compare granulator specifications

Technical Specifications: SWP Wet Crusher Series

Standard industrial model configurations. Custom rotor widths, wear packages (Hardox liners), and slurry pumping discharges are tailored to line requirements.

Model	Diameter Rotor (mm)	Pisau Putar / Pisau Tetap	Daya Motor (kW)	Water Flow (m³/h)	Keluaran (kg/jam)
SWP-400	400	6 / 4 pcs	15 – 22 kW	0.5 – 1.0 m³/h	300 – 500
SWP-600	600	9 / 4 pcs	30 – 37 kW	1.0 – 2.0 m³/h	600 – 1,000
SWP-800	800	12 / 6 pcs	45 – 55 kW	2.0 – 3.0 m³/h	1,000 – 1,800
SWP-1000	1,000	15 / 6 pcs	75 – 90 kW	3.0 – 5.0 m³/h	1,800 – 2,800

Swipe horizontally to view all model specifications

Model SWP-400

Diameter Rotor400 mm

Konfigurasi Pisau6 Rotary / 4 Fixed

Tenaga Motorik15 – 22 kW

Konsumsi air0.5 – 1.0 m³/h

Kapasitas Keluaran300 – 500 kg/h

Model SWP-600

Diameter Rotor600 mm

Konfigurasi Pisau9 Rotary / 4 Fixed

Tenaga Motorik30 – 37 kW

Konsumsi air1.0 – 2.0 m³/h

Kapasitas Keluaran600 – 1,000 kg/h

Model SWP-800

Diameter Rotor800mm

Konfigurasi Pisau12 Rotary / 6 Fixed

Tenaga Motorik45 – 55 kW

Konsumsi air2.0 – 3.0 m³/h

Kapasitas Keluaran1,000 – 1,800 kg/h

Model SWP-1000

Diameter Rotor1,000 mm

Konfigurasi Pisau15 Rotary / 6 Fixed

Tenaga Motorik75 – 90 kW

Konsumsi air3.0 – 5.0 m³/h

Kapasitas Keluaran1,800 – 2,800 kg/h

Explore Related Plastic Crusher Models

Rumtoo manufactures a complete family of industrial size reduction machinery. Match the right rotor design to your plastic scrap geometry.

Penghancur Plastik Standar
Standard-duty vertical granulator for clean plastic bottles, sprues, and general injection molding scrap.
Penghancur Plastik Tugas Berat
Massive rotor inertia and high horsepower for thick purgings, large automotive moldings, and tough lumps.
Horizontal Crusher for Sheets & Trays
Low-level horizontal feed opening for flat thermoformed blister trays, PVC sheets, and wide panels.
Pemecah untuk Pipa dan Profil PVC
Trough-fed horizontal crusher for 6-meter rigid PVC and HDPE pipes up to 630mm diameter without pre-cutting.

Pertanyaan yang Sering Diajukan

What is the primary advantage of a wet plastic crusher over a standard dry granulator?

Does a wet crusher replace a complete plastic washing line?

How does water inside the chamber protect internal bearings and motor drives?

What types of contaminated plastics are best suited for wet crushing?

How is wastewater drained and evacuated from the bottom of the wet crusher?

Warranty, Spares & Installation Support

12-Month Structural & Mechanical Warranty
Full warranty on machine frame, rotor shaft, bearings, and electric drive motor, with worldwide rapid spare parts dispatch.
Turnkey Washing Line Integration
Our engineers provide complete plumbing schematics, slurry discharge matching, and commissioning for seamless washing plant integration.

Ready to Upgrade to Wet Plastic Crushing?

Contact our recycling machinery specialists today. Share your plastic type, contamination level, and capacity target for an engineered recommendation and competitive quotation.

Lini Pencucian, Shredder, Crusher & Sistem Pelletizing