Circular Knife Grinders & Sharpeners From Rekord and MVM

For grinding meat slicer and poultry blades, paper, tape and cardboard slitters, and crushers and metal working blades




Rekord CK 100-TH
Manual Twin Head Grinder for Slitters up to 4"
Rekord CK 300-TH >
Automatic Twin Head Grinder (up to 12")
Rekord CK 500
Manual Single Head Grinder (up to 20")
Rekord CK 500NC
Automatic Single Head Grinder (up to 20")
MVM LA 500
Automatic Circular Surface Grinder



 

Rekord CK 300-TH

Automatic Twin Head Grinder for Slitters up to 12"

Rekord CK 300-th grinder

 

Features:

  • Automatically grind a wide variety of small circular knives
  • Two grinding head for grinding both bevels up to 90° at once for burr-free finishing
  • Ability to grind single bevel knives from -10 to +70 degree bevel angles
  • Automatic knife rotation driven by geared motor at 14 RPM
  • Manual Central Lubrication System
  • Roller bearing guide construction of slides for increased accuracy and durability
  • Grinds with CBN, Diamond, or conventional abrasive wheels

Standard Machine Includes:

  • Heavy flood coolant system
  • Adjustable Low Voltage halogen target light
MACHINE SPECIFICATIONS
Knife Diameters 40mm-300mm (1.6”- 12”)
Maximum Stroke Up to 50mm (2”)
Grinding Motors 1 HP per motor
Grinding Wheel Diameter 125mm
Grinding Wheel Bore 20mm
Grinding Wheel Speed 4700 rpm
Voltage 230/400V, 3Ph, 60Hz
Weight 480kg (1050lbs)


Rekord CK 300-TH Optional Accessories

  • NC Control of the grinding wheels (Z axis- up/down)
    (Free programming of total removal, removal per pass and spark out cycle. Includes indication of cycle time remaining and auto shutdown of machineat completion of grind cycle as well as ability to grind sets of knives to matching diameters)
  • NC Control of the circular knife slide (X-axis- left/right)
    (Used for grinding single bevel knives with positive or negative bevels (i.e. Bottom Knives). Free programming of total removal, removal per pass and spark out cycle. Includes indication of cycle time remaining and auto shutdown of machine at completion of grind cycle as well as ability to grind sets of knives to matching diameters)
  • Electronic Speed Variator for Knife Rotation
    (Knife rotation speed adjustable from 7 to 30 RPM)(10 to 52, 18 to 85, 23 to 120 also available factory only)
  • Automatic centralized lubrication
  • Full Cabin enclosure with low voltage machine lamp

Coolant and Mist Extraction Systems

Standard Coolant System Specs To 35 micron, 4 GPM, 14 Gallon Tank

  • Automatic Paper roll filtration system
    To 35 micron, 13 GPM, 45 Gallon Tank
  • Magnetic Separator for HSS
    Can be used with standard system or auto paper roll system
  • Mist extraction system for use with Synthetic coolants
    Required for full cabin machines, but may be supplied by customer

Tool Holding

Because Circular knives vary significantly as to diameter, bore, bevel angle, and general configuration, Knife holding flanges are quoted at request. Generally Clamping Flanges run from $200 to $800. Standard machine Shaft is 16mm.

Customers who are currently grinding circular knives on another machine, commonly find that they can use the clamping devices they already own.

Recommended Grinding Wheels

  • 5” Diamond Wheel 12A2 320 grit
  • 5” CBN Wheel 12A2 240 grit