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Bearings - Cylindrical Rollers

Bearings

Cylindrical Rollers

General Characteristics

Rod diameter 2 – 50 mm.
Material DIN 100Cr6
Hardness 62-64 HRC
Throughfeed rate 3 – 18 m/min
Type of dresser Multipoint (21)
Coolant 3%, synthetic or semi-synthetic

 

 

Through-feed Grinding process

  Roughing Semifinishing Finishing
Machine Monza R500/250 Monza R500/250 Monza R500/250
Grinding Wheel 2WA60.3GBR1-P S120Z4B4U2/2C-P S180Z.1/S220Z.1/SD360C
Wheel dimensions 508x250x254/2-345x25 508x250x254/2-345x25 508x250x254/2-345x25
Regulating Wheel A80R13 A80R13 A180R13
Wheel Dimensions 305 x 250 x 127/2-152x50 305 x 250 x 127/2-152x50 305 x 250 x 127/2-152x50
Stock removal 0,15 – 0,3 mm 0,08-0,1 mm 0,05 – 0,07 mm
Dressing frequency Self-dressing Self-dressing Self-dressing
         
Surface Roughness (Ra) 0,4 – 0,6 μm 0,2-0,3 μm 0,08 – 0,12 μm

 

 

 

Bearings - Taper Roller

Taper Roller

General Characteristics

Roller diameter 6 – 70 mm.
Material DIN 100Cr6
Hardness 62-64 HRC
Throughfeed rate 3 – 12 m/min
Type of dresser Multipoint (21)
Coolant 3%, synthetic or semi-synthetic

 

 

Through-feed Grinding process

  Roughing Finishing
Machine Lidköping CL630 Lidköping CL520
Grinding Wheel 2WZ60.3/120ZBU S180/220Z.1/D360C-P
Wheel dimensions 600 x 300 x 305 508 x 240 x 270
Regulating Wheel Steel Drum Steel Drum
Wheel dimensions - -
Stock removal 0,1 – 0,2 mm 0,04 – 0,06 mm
Dressing frequency Two per shift Self-dressing
     
Surface Roughness (Ra) 0,1 – 0,2 μm 0,08 – 0,12 μm

 

 

 

Needle rollers - Bearings

Needle rollers

General Characteristics

Needle diameter Ø 2,5 mm .
Needle lenght 25,4 mm.
Material DIN 100Cr6
Hardness 62-64 HRC
Throughfeed rate 3 – 25 m/min
Type of dresser Multipoint (21)
Coolant 3 %, synthetic or semi-synthetic

 

 

Through-feed Grinding process

  Roughing Finishing
Machine Mikrosa M400 Cincinnati 220-8
Grinding Wheel 2WA80.2GBR1-P S240D5B5.1/S360D5B5C
Wheel dimensions 650 x 400 x 304,8 508 x 254 x 304,8/2-362x25
Regulating Wheel A80R13 A180R13
Wheel dimensions 350 x 400 x 127 305 x 254 x 127
Stock removal 0,05 – 0,1 mm 0,02 – 0,04 mm
Dressing frequency Self-dressing Self-dressing
     
Surface Roughness (Ra) 0,4 – 0,8 μm 0,1 – 0,15 μm