Wuhan Ruiming Experimental Instrument
                                                                                                           
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25 Years
Since 2001
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Lab Scale Benchtop Micro Compounder Twin Screw Extruder 7-20mm Screw Diameter 450°C Max Temperature

Price Negotiable
Price: Negotiable
MOQ: 1pcs
Delivery Time: 20-90 days after order confirmed
Brand: Ruiming
Product Description
The Ruiming SJZS series Micro Compounder is a laboratory-scale mini conical twin screw extruder designed for mixing and compounding small quantities of polymeric materials. Ideal for plastics and polymer R&D, this equipment is particularly suitable for processing expensive materials and performing reactive extrusions.
Key Features
  • Compact benchtop design for easy laboratory placement
  • Low material consumption reduces laboratory costs
  • Unique backflow channel design for precise residence time control
  • Divisible barrel design for easy observation and cleaning
  • Automatic bypass operation for circulation and direct extrusion
  • Optional force feeder for efficient powder and nano material feeding
  • Multiple feeding ports with motor linkage for optimal material mixing
  • High screw torque for processing high viscosity materials
  • Inert gas flush system and optional vacuum dehumidification
  • Electric or PLC touch screen control options
  • Compatible with micro injection molding machines for specimen production
  • Versatile output capabilities including filaments, fibers, pipes, sheets, and pellets
Technical Specifications
SJZS-7A, SJZS-10A, SJZS-10B, SJZS-10Z Models
Parameter SJZS-7A SJZS-10A SJZS-10B SJZS-10Z
Screw diameter (mm) 7/25 10/30 10/30 10/30
Screw thread length (mm) 190 190 250 190
Screw rotation speed (rpm) 70 51 51 51
Barrel Type Divisable Divisable Divisable Not Divisable
Main motor power (kW) 0.55 0.75 0.75 0.75
Circular Mode Capacity 5-10g (manual) 15-18g (auto) 15-18g (auto) Not available
Direct Mode Capacity (max kg/h) 0.45 1.5 1.5 1.5
Heating temperature (max °C) 450 450 450 450
Feed 1 power (W) 25 (optional) 25 (optional) 25 25
Feed 2 power (W) N/A N/A 25 N/A
Vacuum exhaust power (W) N/A N/A 180 (optional) N/A
Nitrogen protection Yes Yes Yes Yes
Size (mm) 800×350×580 800×350×580 850×350×580 800×350×580
SJZS-20, SJZS-20A Models
Parameter SJZS-20 SJZS-20A
Screw diameter (mm) 20/40 20/53
Screw thread length (mm) 390 480
Screw rotation speed (rpm) 0-50 51
Barrel Type Not Divisable Not Divisable
Main motor power (kW) 1.5 2.2
Circular Mode Capacity N/A N/A
Direct Mode Capacity (max kg/h) 6 6
Heating power (kW) 4.5 5
Feed 1 power (W) 25 (optional) 25
Feed 2 power (W) N/A 25
Vacuum exhaust power (W) 250 (optional) 250 (optional)
Nitrogen protection Yes Yes
Size (mm) 1020×450×600 1120×450×600

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Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Wuhan Ruiming Experimental Instrument
Location 4-1, Tonglianshun Industrial Park, No. 8, Chuangxin Avenue, Qianchuan, Huangpi District, Wuhan, China
Contact Person John

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