Multi-Grind - Multifunctional machine with inner and outer grinding device, ideal for sharpening tools and light grinding work
Outside cylindrical grinding for lengths up to 15.75 in.

Outside cylindrical grinding for lengths up to 15.75 in.

High-speed inside cylindrical grinding

High-speed inside cylindrical grinding

Rigid angle-adjustable workpiece mounts

Rigid angle-adjustable workpiece mounts

Swiveling headstock and extensive accessories

Swiveling headstock and extensive accessories

Saw blade sharpening

Saw blade sharpening

Surface grinder with angular adjustable vise

Surface grinder with angular adjustable vise

Multi-Grind - Multifunctional machine with inner and outer grinding device, ideal for sharpening tools and light grinding work
Outside cylindrical grinding for lengths up to 15.75 in.
High-speed inside cylindrical grinding
Rigid angle-adjustable workpiece mounts
Swiveling headstock and extensive accessories
Saw blade sharpening
Surface grinder with angular adjustable vise

Multi-Grind

SKU : 102781

The special construction of the Multi Grind makes it possible to combine the functions of cylindrical, flat and tool grinding in one machine. With external cylindrical grinding, the workpiece is either clamped on one side or supported between centers in the stable tailstock. An internal grinding device can also be attached to the headstock and light surface grinding work is also possible with this model. With the additional tool grinding function area, you can use the Multi Grind to machine the cutting edges of a large number of tools.

  • Outer and inner cylindrical grinding
  • Surface grinding
  • Tool grinding
  • Hydraulic table feed
  • Wide range of accessories
Working Area
Grinding diameter 7.9 in
Workpiece length (max.) 20 in
Outside grinding measure, maximum Ø 0.2-2. x 15.8 in
Inside grinding measures, optimal Ø 0.4-2 x 3 in
Tool grinding measure 8 in x 20 in
Work piece length surface grinding 8 in
Work piece width surface grinding 2 in
Workpiece weight (max.) 22 lbs
Table swivel range (max.) +45° / -30°
Travels
Travel Z-axis 19 in
Feed
Feed per hand-wheel rotation X-axis, fine 0.0394 in
Feed per hand-wheel rotation X-axis, rough 0.1575 in
Feed per scale division X-axis, fine 0.0002 in
Feed per scale division, X-axis, rough 0.00079 in
Scale division of height adjustment 0.00039 in
Longitudinal feed speed (hydraulic) 0 fpm - 20 fpm
Manual, hydraulic assist 23 fpm
Headstock
Working headstock swivel range ± 90°
Working spindle speed 110 rpm - 300 rpm
Working spindle taper 2 MT
Chuck diameter 4 in
Grinding headstock
Grinding spindle speed 2500 rpm
Inside grinding spindle speed 13500 rpm
Grinding headstock swivel range ± 90
Grinding headstock - vertical / - transverse 8 in
Tailstock
Height adjustment per handwheel rotation 0.08 in
Tailstock taper 2 MT
Tailstock quill stroke 1 in
Drive Capacity
Machine drive capacity 3.4 Hp
Motor rating main drive 1.5 Hp
Measures and Weights
Grinding wheel dimensions 7.87 in x 0.79 in x 2.95 in
Grindstone dimensions, inside grinding (min.) 0.4 in x 0.4 in x 0.1 in
Grindstone dimensions, inside grinding (max.) 1 in x 0.8 in x 0.2 in
Overall dimensions (length x width x height) 60 in x 54 in x 56 in
Weight 2860 lbs

The functionality of the Multi-Grind ranges from external and internal cylindrical grinding to taper grinding. The Multi-Grind also allows easy tool grinding (sharpening of cutters, reamers and turning tools) and is suitable for light surface grinding jobs.

  • Three-Point Bearing The custom three-point bearing of the grinding spindle ensures minimum temperature effects and consistent grinding quality.
  • Feed Drives Hydraulic table feed (longitudinal) with automatic change of direction. An additional manually operated longitudinal feed with hydraulic support allows feed speeds up to 275"/min.
  • Grinding Headstock Special grinding headstock design allows simultaneous setup of 2 different grinding wheels. The grinding headstock can be moved in transverse direction and also vertically; and it can be rotated around the vertical axis.
  • Speeds The headstock operates at 3 different speeds (110, 200, 300 rpm) which are set through an easy to operate gear shift lever.
  • Additional Features... - central lubrication system - sturdy construction - the KNUTH Multi-Grind body is made of solid cast-iron and weight 2860 lbs; minimizes vibration effects - electrical components are mounted easily accessible in a control cabinet

Coolant system SKU:
Coolant system
Coolant system SKU:
Exhaust vacuum
Exhaust vacuum SKU:
Tool mount / indexing head MT 4
Tool mount / indexing head MT 4 SKU:
Internal grinding unit including 2 die grinders
Internal grinding unit including 2 die grinders SKU:
3-jaw chuck (4" diam.)
3-jaw chuck (4" diam.) SKU:
Left tailstock
Left tailstock SKU:
Right tailstock MT 2
Right tailstock MT 2 SKU:
Center point
Center point SKU:
Half center points
Half center points SKU:
Balancing station
Balancing station SKU:
Spindle extension
Spindle extension SKU:
Vise for surface grinding (3-D angle adjustment)
Vise for surface grinding (3-D angle adjustment) SKU:
Spring stop
Spring stop SKU:
5 drivers
5 drivers SKU:
Various splash guards
Various splash guards SKU:
Grinding wheel guard (2x)
Grinding wheel guard (2x) SKU:
Automatic central lubrication
Automatic central lubrication SKU:
Operator manual
Operator manual SKU:
Test certificate
Test certificate SKU:

Resources & Downloads

Optional Accessories

Explore the range of compatible accessories in stock

Lathe Tools and Accessories Live Center MT 2
SKU : 106745
Lathe Tools and Accessories Live center set, MT2
SKU : 106780
Oil, Coolants and Lubricants Coolant Concentrate 5 Ltr.
SKU : 103184
Diamond Dressers Diamond Dresser Shank
SKU : 102877
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Multi-Grind - Multifunctional machine with inner and outer grinding device, ideal for sharpening tools and light grinding work
Multi-Grind
SKU : 102781
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