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ROKONMA · RKMROKONMA · RKM
HomeProductsRollersRS Steel Roller
RS Steel Roller
Rollers · RKM-RS

RS Steel Roller

RKM-RS steel rollers are suited for the harshest mining conditions. With its optimum sealing package and quality components, the RS roller is one of our best sellers — supplied to projects around the world.

Made to orderRequest a quote for pricing & lead timeBEST SELLER
ERW steel tubeTriple labyrinth sealZZ C3 bearingDIN 22112-3 tested
Roller type Please select
Belt width Please select
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Carrier Roller — dimensions

RKM-RS / model · per belt width

Standard carrier (carry-side) roller sizes. All dimensions in mm; weight in kg.

Carrier Roller — dimensions drawing
ModelBelt widthØ d1ILabceØ d2tBearingWeight (kg)
RKM 45-CR4508916519716484201462042.15
RKM 50-CR5008918021216484201462042.36
RKM 60-CR6008921024216484201462042.55
RKM 75-CR75011426529716484201462044.00
RKM 90-CR90011431534716484201462044.75
RKM 105-CR1050139370410204115251862057.65
RKM 120-CR1200139420460204115251862058.40

We reserve the right to alter design or specifications. Other sizes available on request.

Return Roller — dimensions

RKM-RS / model · per belt width

Standard return-side roller sizes. All dimensions in mm; weight in kg.

Return Roller — dimensions drawing
ModelBelt widthØ d1ILabceØ d2tBearingWeight (kg)
RKM 45-RR45089510554224810201462045.20
RKM 50-RR50089560604224810201462045.90
RKM 60-RR60089660704224810201462046.70
RKM 75-RR7501148509042748152014620411.00
RKM 90-RR900114100010542748152014620413.00
RKM 105-RR10501391150121432611152518620520.45
RKM 120-RR12001391300136432611152518620523.85

We reserve the right to alter design or specifications. Other sizes available on request.

Specifications

TubeERW 200-350 steel · BS1387:1995
ShaftMild steel cold drawn · JIS G3123
Bearing housingSPHC / SPCC · JIS G3131
BearingsZZ C3 deep-groove ball bearings
SealsLabyrinth + rear seals + nylon shields
Water / slurryNBR lip seal option
Welding3 mm continuous fillet weld
Operating temp−20 ºC to 100 ºC
Tested toDIN 22112-3
StandardsJIS B 8803 · DIN 22112-2 · CEMA · AS
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