Custom Gray Iron Three Groove V Belt Drive Pulley Sand Casting Blank with Sand Blasted Painted Finish for Fan Pump Motors
Direct factory support
Get a quote that fits your project
Send your drawing or product reference, material grade and required quantity. Relia will review the requirements with you.
- Drawing & specification review
Confirm the supply scope and critical requirements.
- Samples before custom production
Review inspected samples before approving a batch.
- Inspection documents
Agree material and dimensional records for your part.
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Product name3-Groove V-Belt Drive Pulley
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MaterialGray Cast IronProcessSand Casting
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Surface treatmentSand Blasting / PaintingSizeCustomized Size
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Groove typeA, B, C, SPA, SPB, SPC availableApplicationFans & Blowers /Water Pumps /Air Compressors/ Agricultural Machinery
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UsagePower Transmission
Custom gray-iron three-groove V-belt drive-pulley blanks are made by sand casting with sandblasted or painted surfaces. Size follows the selected transmission design. Specify the complete iron grade, required belt section and supplied blank condition for the actual assembly.
Choose the profile and define its geometry
Available groove choices are A, B, C, SPA, SPB and SPC. Identify the selected profile and put its required geometry on the drawing. Mark the relationship between the grooves and the shaft or mounting interface, with datums and dimensional limits governing fit.
Describe the drive application
Fan, blower, motor, water-pump, air-compressor and agricultural-machinery enquiries need the actual transmission duty. State operating conditions and any rotating-service acceptance required by the design. Include the adjoining belt and shaft information needed to assess the selected pulley blank within that assembly.
- Identify cast-state and required finished interfaces.
- Specify sand-blast or paint coverage and appearance.
- Mark contact areas requiring a particular supplied condition.
- Provide quantity and the controlling drawing revision.
Approve the ordered blank and surface result
Define material, dimensional and surface records for approval and identify the measurement condition for controlled geometry. Identify which surfaces the blank must retain for any subsequent finishing operation. Explain the purpose of any sample and what it establishes about the intended drive. Retain the accepted profile, mounting relationships and delivered state so the pulley order addresses the actual component being supplied.



