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Adjustable roller set VRH

Adjustable roller set are for pre-cleaning and pre-grading the produce. The adjustable roller set can be supplied in PU spiral, steel spiral, stainless steel, and diabolic rollers.

Product Information

Adjustable roller set are for pre-cleaning and pre-grading the produce. The produce moves over the rollers, while skins, dirt, and undersized products fall between the rollers. Depending on the application, the distance between the rollers can be adjusted. This is the hydraulic version.

On demand, the adjustable roller set can be supplied in PU spiral, steel spiral, stainless steel, and diabolic rollers. Each roller set has unique qualities and applications. Depending upon product and soil conditions, the type of roller set is decided on demand. On demand adjustable rollers can be supplied as a stand-alone unit or mounted on a reception hopper.

Characteristics

  • Rotations of rollers are controlled hydraulically
  • Models are available in 6 and 8-rollers
  • Wide range of applications

  • On demand machines can be supplied as stand-alone units or mounted on hoppers

  • A frequency inverter can be added on demand

  • On demand rollers like spiral, diabolic, plain, and soft can be supplied

  • Adjustable roller sets are for pre-cleaning and pre-grading

  • On demand, the grading size can be adjusted manually or automatically

Specifications

  VRH 80 VRH 100 VRH 120 VRH 160 VRH 240
Width of the machine (in cm) 80 100 120 160 240
Amount of rollers 6, 8 6, 8 6, 8 6, 8 6, 8

Options

  • Material and treatment (arms)
Painted mild steel
Arms are made from electro galvanized steel. The bearings and drive/idle rollers are from mild steel
Stainless steel
Arms are made from stainless steel. The bearings and drive/idle rollers are from mild steel
  • Rollers
PU Spiral
Used for most products
Thorough removing of dirt and suitable for small stones
Distances between: spirals 0 – 50 mm, rollers 24 – 74 mm
Diameters: spiral Ø 98, roller Ø 74
Steel spiral
–
Stainless steel
Used for most products
Efficient with clay soil (without stones)
Distance between: rollers 9 – 59 mm
Diameter: roller Ø 89
Including scrapers
Diabolic
Used for round/oval products, pregrade to square size
Distances between: diabolics 8 – 58 mm, rollers 37 – 87 mm
Diameters: inner Ø 61, outer Ø 90
Soft Ø 80
Used for most products
Less damage of product
Distance between rollers 18 – 68 mm
Diameter: Ø 80
  • Electrical control
No electric
Motors only. Wiring, additional sensors and/or control panel are not included
Stand-alone
Motors, switch box and control box
Central control in line
Motors
  • Frequency inverter
Speed adjustment
A frequency inverter is included to control the speed
  • Material and treatment (electrical panel)
Painted mild steel
The electrical panel is made from painted mild steel
Stainless steel
The electrical panel is made from stainless steel
  • Material and treatment (subframe)
Painted mild steel
It is made from painted mild steel
Hot dipped galvanized
It is made from hot dipped galvanized mild steel
Stainless steel
It is made from stainless steel
  • Height of subframe
Height of subframe
0 to 7 meter
  • Adjustment grading size
Manual
The grading size can be adjusted manually
Automatic
The grading size can be adjusted automatically

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