Product Overview

Bearing Swivel for Ball Mill
The Bearing Swivel is a critical load-bearing component in the main bearing assembly of large grinding mills. It supports the rotating mill assembly, transmits and distributes operational loads, and maintains proper contact between bearing surfaces. Its spherical seating design accommodates a certain degree of angular misalignment, depending on the bearing configuration, ensuring stable support under heavy-duty operating conditions. These components are primarily used in ball mills and SAG mills in the mining, mineral processing and metallurgical industries.
ZM INDUSTRY CO., LTD. supplies custom-manufactured Bearing Swivel, with all products manufactured in accordance with customer-approved drawings and technical specifications.
Specification Technical Details
Product Name
Spherical Bearing Shoe / Bearing Swivel
Material
SANS 936 Grade SG50 / 16Mn Forged Steel/ customer-specified materials
Dimensions
Casting or Forging, Heat Treatment and Precision Machining
Machining Tolerances
ISO 2768-mK where applicable; critical tolerances according to approved drawings
Export Packaging
Fumigation-Free Plywood Packaging
Shipping Options
Containerized Freight, Flat Rack or Breakbulk Shipping, Subject to Cargo Specifications
Customization
Custom Manufacturing Based on Customer Drawings and Technical Specifications
Heavy-Duty Custom Manufacturing
Individual components weighing 1,000–2,000 kg, manufactured to customer drawings and equipment specifications.
Material & Machining Control
Material selection, machining allowances and critical dimensional tolerances are controlled according to project specifications.
Comprehensive Quality Inspection
Chemical analysis, mechanical testing, MT, UT, dimensional inspection and surface roughness measurement.
Export Packing & Logistics
Fumigation-free plywood packaging and flexible shipping arrangements based on cargo dimensions, weight and destination.
Quality Assurance & Inspection



Each bearing swivel undergoes a project-specific inspection process. Depending on the agreed technical requirements, inspection includes:
- Material verification: Chemical composition and mechanical properties.
- Heat treatment: Process verification and applicable records.
- Non-destructive testing: Magnetic particle testing (MT) and ultrasonic testing (UT).
- Dimensional inspection: Critical dimensions, geometric accuracy and runout.
- Surface inspection: Surface roughness measurement on specified machined areas.
Applicable inspection reports and quality records are provided with the order. We also keep customers informed of production progress and key inspection milestones, supporting traceability and effective project coordination.
Request a Quotation

why choose us
To request a quotation for a bearing swivel, please contact us! We are committed to delivering more than just products. We provide responsive technical support, customized manufacturing solutions and reliable quality assurance throughout every project. From initial technical consultation to production, inspection and final delivery, our team works closely with customers to ensure every detail meets their expectations.
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