high quality comb cleaning rollers for mine industry belt conveyor

welding type: seamless welding, carbon dioxide arc welding. seal type: labyrinth sealing. service type: 30 thousand hours. quality guarantee: manual inspedtion, sampling inspection by the lab.   description: A comb roller is usually used in acid and alkali resistant condition. Comb rollers can replace the metal rollers and nylon rollers. Comb rollers have many advantage: long service life, easy installation, reduce conveyor belt deviation and protect conveyor belt and other characteristics. Comb rollers have a superior performance than traditional rollers: low wear coefficiency, light weight, easy to replace, low noise, smooth operation and so on.   standard

Summary of the roller size:
Standard External Diameter		Standard Inner Diameter	Length Scope	Bearings Type
mm	lnch	mm	mm	min-max
89	3 1/3	60/ 50	170-3400	204
102	4	76	170-3400	204 205
108	4 1/4	89/76/60	170-3400	204 205
114	4 1/2	89/ 76	170-3400	204 205
127	5	89	170-3400	204 205
133	5 1/4	89/70/63.5	170-3400	204 205
140	5 1/2	89	170-3400	204 205
152	6	108/76	170-3400	204 205 206 305 306
159	6 1/4	108	170-3400	204 205 206 305 306
194	7 5/8	159/ 133	170-3400	205 206 207 305 306 307 308
Note: special specification of supply and demand both sides can be coordinated.