Heavy Duty Return Conveyor Roller Idler for Belt Covneyor
Detailed conveyor roller /idler feature:
1.Roller idlers Dia 50mm-219mm, length 190-3400mm, which are used in the steel industry, harbor, coal industry, power industry, cement industry, etc
2.Tube: Q235
3.Shaft: 45# STEEL
5.Bearing: Single & Double Row Deep Groove Ball Bearing 2RZ&2Z with C3 clearance.
6.Seals: Grease retaining inner seal with Multi-stage Labyrinth and Retention Cap with Outboard Rubbing Flinger Seal.
7. Lubrication: Grease is Lithium soap type grease with Rust Inhibitors.
8. Welding: Mixed gas shielded arc welding end
9. Painting: ordinary painting, hot galvanized painting, electric static spraying painting, baked painting
Besides we can manufacture the rollers and idlers according to the buyers' requirements.
Standard Diameter
|
Length scope ( mm)
|
Bearings Type
(Min~Max)
|
Idler's Shell Wall Thickness
|
mm
|
Inch
|
63.5
|
2 1/2
|
150~3500
|
204
|
3.0mm~3.75mm
|
76
|
3
|
150~3500
|
204 205
|
3.0mm~4.0mm
|
89
|
3 1/3
|
150~3500
|
204 205
|
3.0mm~4.0mm
|
102
|
4
|
150~3500
|
204 205 305
|
3.5mm~4.0mm
|
108
|
4 1/4
|
150~3500
|
204 205 305 306
|
3.5mm~4.0mm
|
114
|
4 1/2
|
150~3500
|
205 206 305 306
|
3.5mm~4.5mm
|
127
|
5
|
150~3500
|
204 205 305 306
|
3.5mm~4.5mm
|
133
|
5 1/4
|
150~3500
|
205 206 207 305 306
|
3.5mm~4.5mm
|
140
|
5 1/2
|
150~3500
|
205 206 207 305 306
|
3.5mm~4.5mm
|
152
|
6
|
150~3500
|
205 206 207 305 306 307 308
|
4.0mm~4.5mm
|
159
|
6 1/4
|
150~3500
|
205 206 207 305 306 307 308
|
4.0mm~4.5mm
|
165
|
6 1/2
|
150~3500
|
207 305 306 307 308
|
4.5mm~6.0mm
|
177.8
|
7
|
150~3500
|
207 306 307 308 309
|
4.5mm~6.0mm
|
190.7
|
7 1/2
|
150~3500
|
207 306 307 308 309
|
4.5mm~6.0mm
|
194
|
7 5/8
|
150~3500
|
207 307 308 309 310
|
4.5mm~6.0mm
|
219
|
8 5/8
|
150~3500
|
308 309 310
|
4.5mm~6.0mm
|
|
|
|
|
Usage:
Mining---coal, iron ore, gold,
Coal process plants
Coal fired power stations
Import/export terminals
Steel plants
Fertilizer plants
Cement plants
Gravel plants
Quarry
Quality Control
Roller Radial Run-out
Roller Axial Displacement
Roller Rotation Resistance Factor
Roller Axial Displacement after Falling
Roller Rotation Resistance after Falling
Roller Axial Carrying Capacity