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Parallel Twin-Screw Extruder Gearbox
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The parallel twin-screw gearbox is a high-efficiency component designed for plastic compounding and extrusion machinery. It ensures precise torque transmission, smooth operation, and durability for processing polymers like PVC, PE, and PP. Compliant with global standards (ISO, DIN), it supports high-speed mixing, reactive extrusion, and masterbatch production, offering customizable configurations for diverse industrial applications.
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DESCRIPTION
| Parameter | Parallel Twin-Screw Extruder Gearbox |
| Design | - Co-rotating or counter-rotating shafts |
| - High-speed, high-torque output | |
| - Modular design | |
| Transmission Ratio | 5:1 to 20:1 |
| Torque Capacity | 5,000–50,000 Nm |
| Power Range | 50–1,000 kW |
| Efficiency | 92–96% |
| Cooling System | - Forced oil cooling with filtration |
| - Water-jacketed housing (optional) | |
| Lubrication | High-pressure forced lubrication with dual filters |
| Bearing Type | Tapered roller bearings |
| Spherical roller bearings (for axial loads) | |
| Mounting | DIN-standard flange mounting |
| Integrated thrust collar for axial force | |
| Noise Level | <80 dB(A) |
| Global Standards | - ISO 1328 (gear accuracy) |
| - AGMA 6010 (gear rating) | |
| - CE/UL certification | |
| Material Standards | Gears: 16MnCr5 (case-hardened) |
| Housing: Cast steel G20Mn5 | |
| Key Applications | - Compounding (PVC, masterbatches) |
| - Reactive extrusion | |
| - Polymer blending | |
| Industry Scenarios | - High-performance polymers (e.g., PEEK) |
| - Biodegradable plastics | |
| - Filled compounds | |
| Classification | - By rotation: Co-rotating, counter-rotating |
| - By application: Compounding, reactive extrusion | |
| - By sealing: Labyrinth, lip seals |
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