Belt Conveyor Roller for Transportation Corn

SPD Return Sprial Roller Description :Spiral Return Roller specification:1, Our conveyor roller rangeAbout SPD Rollers:The SPD range of conveyor rollers includes both steel and HDPE carry and return rollers. Also available are rubber disc impact and return rollers. The rollers and frames are manufactured to different standards or design according to your special working condition requirements with some innovative and maintenance saving designs. Our rollers are fitted with quality deep ball ZZ C3 bearings for maximum life. Belt Widths of our SPD rollers range from 400-2000. Larger sizes available on request.Roller lifespan could be assured 30,000 to 50,000 hours under normal working condition and maintenance. Other conveyor products series2, SPD Conveyor Roller Technical Information1. Brand: SPD2, Lift time: 30000-50000hours3, Production capacity: as usual 800pieces/day.4. Roller Diameter: 76-219mm.5. Roller Length: 190mm to 3500mm.6. Roller Pipe: Q235 carbon steel,high-precision ERW seam pipe with state-of roundness and straightness to ensure well-balanced rotation.7. Shaft: Accurate shafts are made of cold-drawn bright round steel, which is superior in corrosion resistance and stiffness. We have strict control over tolerance of shaft dimension and surface quality. The service lifespan can be well-secured and prolonged. 8. Bearing: Ball bearing provided with C3 group of clearance, ZZ shield deep-groove to ensure a nice fit and off-set any expected temperature rise during operation by means of internal clearance OR according to your requirements. 9. Bearing brand: SKF, FAG, NSK, LYC, HRB, or according to your requirements.10. Seals: The labyrinth seal structure is of non-contact type, and durable, and has less rotation-resistance and long life-span as to be of optimum structure, particularly for a long-distance and large capacity conveyor for bulk material. It is approved from the testing of a national authoritative organization that Seal employed is of dustproof and waterproof type, whose performance proved to be satisfactory and has by a long way exceeded the GB and JIS standard after our repeated research and development. Factory high quality greased full for life.11. Color: black, red, blue, yellow available, or according to your requirement.12. Finish Ordinary painting/Rubber/Steel screw/Galvanized.13. Welding: Mixed gas shielded arc welding end.14. Professional designing and inspection team.15. Standard: ISO/Australia/CEMA/JIS/DIN.16.Package: Export standard plywood cases with waterproofing film.                                                 Standard DiameterLength scope ( mm)Bearings Type(Min~Max)Idler's Shell Wall ThicknessmmInch63.52 1/2150~35002043.0mm~3.75mm763150~3500204 2053.0mm~4.0mm893 1/3150~3500204 2053.0mm~4.0mm1024150~3500204 205 3053.5mm~4.0mm1084 1/4150~3500204 205 305 3063.5mm~4.0mm1144 1/2150~3500205 206 305 3063.5mm~4.5mm1275150~3500204 205 305 3063.5mm~4.5mm1335 1/4150~3500205 206 207 305 3063.5mm~4.5mm1405 1/2150~3500205 206 207 305 3063.5mm~4.5mm1526150~3500205 206 207 305 306 307 3084.0mm~4.5mm1596 1/4150~3500205 206 207 305 306 307 3084.0mm~4.5mm1656 1/2150~3500207 305 306 307 3084.5mm~6.0mm177.87150~3500207 306 307 308 3094.5mm~6.0mm190.77 1/2150~3500207 306 307 308 3094.5mm~6.0mm1947 5/8150~3500207 307 308 309 3104.5mm~6.0mm2198 5/8150~3500308 309 3104.5mm~6.0mm3, Main Features of  SPD Conveyor Roller1, The bearing housing and steel tube are assembled and welded with a concentric automatic, welding machine.2, Cutting of the steel tube and bearing is performed with the use of a digital auto device/machine/equipment.3, Fabrication of the roller is affected by an auto device and 100% tested for its concentricity.4, Roller and supporting components/materials are manufactured to ISO/BS/JIS/DIN//CEMA/Australia, etc. standard. 4, SPD Conveyor Idler roller Inner Construction 5 pcs Lybrinth Seal of well water and dustproof 5,Main  Product Processing and Facilities & Capabilities 6, Customers' Feedback of SPD Conveyor Idler7, Advantage of SPD Conveyor Idler1,Over 30 years since 1986 for design,engineer,install, innovate and maintain belt conveyor equipment,components and services.2, Germany BEUMER GROUP  advanced technology  cooperation.  3,Certified by SGS,BV and ISO9001:2008 quality management system4,Passed issued by national administration of work safety mine safety standard center.5,High quality raw material selection made rollers      working lifetime 50000 hours on average.6, Long Life-Span & Energy Saving:resistance of roller rotating is 30% lower than that of national standards, which can save 40% power consumption per hour.Cheap Inferior idler means:Inflexible movement and more power to run $$$ Quicken the wear and tear of belts $$$More placement(Be one year or just two weeks to go)$$$More downtime for maintenance$$$Inferior roller brings harms, endless ....Inferior roller means low buying price, high running cost.8, SPD Belt Conveyor Projects Design, Manufacture, Installati