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Mining Spiral Rubber Disc Q235 Return Roller Conveyor

Categories Conveyor Return Roller
Brand Name: QINYI
Model Number: Conveyor Return Idler Roller
Certification: CE / ISO / FDA
Place of Origin: Cangzhou
MOQ: 100 Pieces
Price: Negotiable
Payment Terms: L/C, D/A, MoneyGram, D/P
Supply Ability: 5000 Piece/Pieces per Week
Delivery Time: 10~15 days
Packaging Details: Steel-strcuture pallet or wooden case.
Product name: Conveyor Return Roller
Application: Belt Conveyor/ Roller Conveyor
Material: Q235 Carbon Steel
Welding: Mixed Gas Shielded Arc Welding End
Bearing: 204,205,305,306
Advantage: Long Wear Resistance
Shaft: 45# Cold Drawing Round Steel
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Mining Spiral Rubber Disc Q235 Return Roller Conveyor

Mining Spiral Rubber Return Rubber Disc For Conveyor Roller


Main Features of SPD Return Rubber Disc Roller


1.The bearing housing and steel tube are assembled and welded with a concentric automatic, welding machine.

2.Cuting of the steel tube and bearing is performed with the use of a digital aute device/machine/equipment.

3.Fabrication of the roller is effected by an auto device and 100% tested for its concentricity.

4.Roller and supporting components/materials are manufactured to ISO/BS/JIS/DIN//CEMA standard.


Product raw material


1PipeHigh precision ERW special pipe with small out of roundness. Material Q235 equal to Europe S235JR
2ShaftHigh precision cold-drawn round bar, Material 45# equal to DIN C45.
3BearingDeep groove ball bearing with clearance C3. Double Seal, Quality Grade P5Z3
4Bearing HouseCold drawn steel plate, material 08AL equal to DIN ST12/14
5Inner SealLip type seal, Material Nylon.
6Labyrinth SealMain Seal System, Material is Nylon.
7Lubricating Grease#2 Long lasting lubricating grease, working condition -40°c to 180°c
8Surface TreatmentElectrostatic Powder Coating


The main performance parameters of the roller:


(1) Running resistance coefficient ≤0.03

(2) Outer circle radial runout≤0.7D (roller diameter)

(3) Water inflow ≤5g (water spray test according to national standards)

(4) Steel pipe wall thickness: when the roller diameter is 159mm and the bearing is 6308, the steel pipe wall thickness is not less than 4.5mm; when the roller diameter is 194mm and the bearing is 6308, the steel pipe wall thickness is not less than 6.3mm

(5) Bearing seat wall thickness: When the roller diameter is 159mm and the bearing is 6308, the bearing seat wall thickness is not less than 4mm; when the roller diameter is 194mm and the bearing is 6308, the bearing seat wall thickness is not less than 5mm

(6) Axial bearing capacity of roller ≥20000N

(7) Axial displacement ≤0.1mm


Quality Mining Spiral Rubber Disc Q235 Return Roller Conveyor for sale
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