Bench Top Heavy Duty Mixing Mill Vfd Open Mill High Efficient Junlin Promix Series
Open Mixing Mill Product Technical Specifications
Qingdao Junlin Machinery Co. Ltd.
Core Functions
Efficient Mixing: Open rollers shear, mix, and plasticize rubber compounds
Precise Temperature Control: Internal roller circulating water cooling (±3°C accuracy)
Multi-Process Compatibility: Plasticating | Mixing | Warming | Sheeting
Technical Parameters
| Parameter | XY-250 | XY-450 | XY-660 |
|---|---|---|---|
| Front/Rear Roll Size | Ø250×620 mm | Ø450×1200 mm | Ø660×2130 mm |
| Speed Ratio | 1:1.27 | 1:1.28 | 1:1.3 |
| Main Motor Power | 7.5 kW | 22 kW | 45 kW |
| Min. Roll Gap | 0.2 mm | 0.3 mm | 0.5 mm |
| Max. Loading Capacity | 5 kg | 35 kg | 120 kg |
| Equipment Weight | 1.8 t | 6.2 t | 18 t |
Structural Advantages
▶ Heavy-Duty Roller System
- Chilled alloy cast iron (Hardness HSD 70±2)
- Tapered roller bearings (Impact-resistant)
- Hard chrome-plated roll surface (Anti-corrosion/wear-resistant)
▶ Intelligent Control System
- Variable frequency speed regulation (5-40 m/min stepless)
- Digital display: Roll temp./gap/speed
- Emergency stop rope + two-hand buttons (ANSI B11.19)
▶ Safety Protection Design
- Fully enclosed guard (Prevents dust splashing)
- Mechanical anti-nip device (Prevents arm entanglement)
- Earth leakage circuit breaker (100mA sensitivity)
Industry Application Comparison
| Field | Typical Process | Recommended Model | Efficiency Gain |
|---|---|---|---|
| Tire Reclaimed Rubber | Waste rubber plasticating | XY-450 | Energy ↓25% |
| Shoe Sole Production | EVA/Rubber blending | XY-250 | Mixing time ↓40% |
| Seal Manufacturing | Fluororubber refining | XY-660 | Dispersion ↑35% |
Customization Options
Corrosion-Resistant Type: 316L stainless steel housing + ceramic-coated rolls (for halogen rubbers)
High-Temp Version: Roll temperature 150°C (EPDM peroxide curing)
Auto Blending Option: Pneumatic stock blender (replaces manual operation)
[This Machine Solution]
✓ Temp. fluctuation ≤±3°C → Pass rate 99.2%
✓ Single-person operation → Saves 150,000 yuan/year
✓ Triple protection → Zero accidents for 5 consecutive years
Our Service
Precision-Centric Solutions
We deliver systematic, customized solutions — finely tuned to your process needs — for seamless integration of services and equipment.
Reliable Manufacturing Excellence
Through robust production capabilities, we supply stable and high-quality machinery designed for durable, efficient performance.
Industry-Specific Expertise
We serve key sectors with focused solutions:
▸ Tire Manufacturing
▸ Rubber & Plastics Processing
▸ Thermal Insulation Materials
▸ Sealing Products
▸ Industrial Rubber Applications
We are committed to sustainable development, including waste tire recycling initiatives.
Comprehensive After-Sales Support
✔ 24/7 Technical Assistance
Continuous remote support and rapid diagnostics to maintain equipment efficiency
✔ Customized Engineering Solutions
Process optimization and lifecycle guidance tailored to rubber compounding
✔ Genuine Parts Supply
Authentic components available (customer covers transport costs)
✔ Quality Warranty Commitment
Defect-free assurance with free replacements for verified issues
(Warranty terms detailed in agreement)
(Our products and parameters are constantly being improved and optimized. please contact us to obtain the latest materials.)
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.


