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High-Quality Mine Conveyor Rollers for Sale from China Suppliers and Factory
Working Principle & Specifications
Dimensions
Diameter: 76-219mm
Length: 190-3500mm
Length: 190-3500mm
Tube Material
Q235 Carbon Steel
Shaft Specifications
#45 Cold drawn round steel
Diameter: 20mm, 30mm, 35mm, 40mm
Diameter: 20mm, 30mm, 35mm, 40mm
Bearing Numbers
6204, 6205, 6305, 6306, 6307, 6308, 6309, 6310
Strong Hardness & High Wear Resistance
Engineered to withstand heavy loads and harsh operating conditions without deformation.
Good Sealing Performance
The carrying roller is fully sealed, and both ends are equipped with labyrinth seals. Oil and grease will not leak, ensuring the roller operates smoothly under a fully sealed state.
Long Service Life
Effectively reduces conveyor belt wear, keeps the belt running correctly in its track, and extends the overall life of the conveyor belt.
Low Operating Cost
Carrying rollers reduce the overall operational cost of belt conveyors and minimize maintenance man-hours.
Some Of Our Products
Frequently Asked Questions
What are the available dimensions for the carrying rollers?
Our carrying rollers are available in diameters ranging from 76mm to 219mm, and lengths ranging from 190mm to 3500mm to suit various industrial conveyor configurations.
What materials are used to construct the tube and shaft?
The tube is manufactured from heavy-duty Q235 Carbon Steel for high wear resistance. The shaft is made of #45 Cold drawn round steel, available in diameters of 20mm, 30mm, 35mm, and 40mm.
How does the sealing system protect the roller?
Each carrying roller features a fully sealed design with labyrinth seals at both ends. This structure prevents oil and grease from leaking and keeps external contaminants out, enabling stable operation in harsh environments.
Which bearing models are used in these rollers?
Our carrying rollers are equipped with high-quality bearings, supporting bearing numbers: 6204, 6205, 6305, 6306, 6307, 6308, 6309, and 6310.
How do carrying rollers contribute to lowering operating costs?
By keeping the conveyor belt aligned and reducing belt wear, these rollers significantly extend the service life of the belt. This results in decreased replacement costs and reduced overall maintenance man-hours.




