Used Maag Extrex 70-4 "SP" Gear Pump – 20 HP, 2,000 lbs/hr, 3,500 PSI

Manufacturer Information:

• Brand: Maag Pump Systems
• Model: Extrex 70-4 "SP"
• Type: Industrial Gear Pump

Description:

This used Maag Extrex 70-4 "SP" Gear Pump is a high-performance, precision-engineered pump designed for efficient polymer processing, extrusion, and high-pressure fluid transfer applications.

With a specific capacity of 176 cm³/rev, this pump can handle a maximum flow rate of:

• 2,000 lbs/hr for PET (Polyethylene Terephthalate)
• 1,800 lbs/hr for PS (Polystyrene)

The system includes:

• 120mm hub diameter
• 80mm (3.15”) inlet and outlet diameter
• 1,000 PSI inlet pressure & 3,500 PSI discharge pressure

Powered by a 20 HP, 3/60/230/460V, 1765 RPM motor, this gear pump offers precise and reliable pressure control for extrusion and melt processing applications. It is electrically heated with four heating cartridges, ensuring optimal temperature regulation for consistent material flow.

Specifications:

• Pump Type: Industrial Gear Pump
• Specific Capacity: 176 cm³/rev
• Flow Rate:
  • 2,000 lbs/hr (PET Processing)
  • 1,800 lbs/hr (PS Processing)
• Hub Diameter: 120mm
• Inlet / Outlet Diameter: 80mm (3.15")
• Inlet Pressure: 1,000 PSI
• Discharge Pressure: 3,500 PSI
• Motor: 20 HP, 3/60/230/460V, 1765 RPM
• Heating System: Electrical Pump Heating with 4 Heating Cartridges

Applications:

• Polymer Extrusion – Precise melt pressure control in plastic and polymer extrusion lines
• Film & Sheet Production – Consistent material feed for film, sheet, and coating applications
• Recycling & Compounding – Efficient polymer reprocessing for recycled plastic materials
• Adhesives & Sealants – High-pressure fluid transfer for industrial adhesives and hot melts
• Chemical & Industrial Processing – Precision metering for resins, oils, and high-viscosity fluids

What Products Would This Be Used For?

• PET and PS polymer melt extrusion
• High-pressure resin and polymer pumping
• Recycling and compounding operations
• Industrial adhesive and hot melt processing
• Film, fiber, and sheet extrusion applications

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