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HOT ROLLS

Mixed Carbide Rolls
Guide Rolls
Pinch Rolls
Carbide blanks as sintered
Semi finished with ID and faces ground
Finished complete without grooves
Finished complete with grooves 		   

GRADES & PROPERTIES
 
Hardness
Density
Trans.Rupt. Strength
Binder
  
Grade
HRA
gr/cc
Kg/mm²
Percentage
Comments
SMH-1
85-87
13,4
200 UP
15% Weight
High Wear Resistance
SMH-2
80-83
8
200 UP
30% Weight
Better Machinability
SMH-3
80-85
6,2-6,4
175 UP
35% Weight
High Ductility, Low Density

GENERAL MACHINING & GRINDING INSTRUCTIONS

OD. Grinding:
Traverse Grinding
Work Rotation:
Wheel Traverse:
Feed:

 Slowest available
2,43 m/min
Roughing: 0,05 mm per pass
Finish: 0,05 mm - 0,01 mm per pass
     
Traverse Grinding
Work Rotation: Slowest available speed
     
Type of Grinding Wheel
Diamond grinding wheels, metal or organic bonded are preferred.
But, Boron Nitride wheels can also successfully be used in most applications.
   
TECHNICAL ADVANTAGES
COMMERCIAL ADVANTAGES
Overall better properties
Good wear resistance but above all
better toughness
No problem regarding breakage
Easier maintenance
Less weight. Easier handling.
Considerable saving in energy consumption.
Improved logistics. Limited number of
grades required. Less stock required. 		Attractive pricing
Attractive delivery time (depending
on quantity a few weeks only)