Three Roll Mill


The Three Roll Mill is used to grind and disperse pastes like paint, ink, and pigment by shearing between three rollers. It achieves fineness of 3–18μm, suitable for non-corrosive materials.

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The Three Roll Mill is mainly used for various kinds of paste such as paint, ink, pigment, plastic, food, etc. This machine achieves the grinding effect through the surface of the three rollers arranged horizontally by the machine and the friction of different speeds. Generally speaking, the grinding material can meet the requirements by grinding it twice. But the difficult material must be ground many times in order to meet the requirements. The final processing fineness can reach about 3-18μ m (measured by fineness scraper), but it is not suitable to grind the raw material with acid-base composition or enough to cause the roller corrosion.

Features of Three Roll Mill

  • High-precision grinding (minimum precision can reach below 1um, depending on the inherent properties of the material)
  • High power, can be heated and cooled, can disperse laboratory high viscosity materials.
  • Single handle adjustment of roller spacing, stepless speed regulation: gap mode/torque mode, displaying torque curve.
  • Imported nano ceramic rollers, available in various materials.
  • The gap correction is convenient and quick, no need to remove the equipment shell.
  • Ceramic roller accuracy: concentricity<2um, straightness<2pm, surface flatness<0.3um.
  • Fingerprint identification, torsion curve dynamic feedback material dispersion state.
  • Fine grinding particle size, high efficiency, uniform particle size distribution, no dead Angle, clean discharge, very little residue, easy to clean, easy to change color or other products.

 

Technical Specification

Model SG-50 (Manual -Mechanical ) SG-50Z(Automatic – Digital Display)
Roller material Alumina/Zirconia/silicon nitride/alloy steel Alumina/Zirconia/silicon nitride/alloy steel
Roller specification φ50mm/W150mm φ50mm/W150mm
Roller Precision ≤2um ≤2um
Speed Ratio 1:2:4 1:2:4
Spacing adjustment Handwheel adjustment Handwheel adjustment
Roller Distance 1-140um 5-120um,the adjusting unit is 1um, and the touch screen displays the gap value in real time
Roll rotating speed 0-400rpm,Stepless speed regulation 0-500rpm,Stepless speed regulation

External speed control knob

Control interface Human Computer Interaction Interface Human Computer Interaction Interface

Equipped with real-time display of speed and gap

Voltage 220V/ 50Hz 220V/ 50Hz
Power 120W 400W
Motor DC Motor DC Motor
Dimensions(L*W*H) L340*W190*H260mm L380*W275*H280mm
Weight 20kg 20kg
Output 0.02L-5L/h 0.02L-5L/h
Safety protection Equipped with emergency stop protection and abnormal load alarm protection
en English