Chain MM0551953 - HT250 Suitable Models: C150
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Chain

OEM Part Numbers Compatible: MM0551953

Chain for Metso C150 jaw crusher, OEM No. MM0551953. Heavy-duty reinforced design for high-impact crushing conditions. Made of HT250 with hardness HB 180-250. Weight: 48 kg. Dimensions: Ø800×192 mm. Optimized for abrasive materials such as sandstone and river pebble.

Material Grade
HT250
Weight
48 kg
Hardness
HB 180-250
Dimensions
Ø800×192 mm
Certification
ISO 9001:2015
Lead Time
25 days
Warranty
12 months from date of shipment

Suitable Model

C150

Application

Used in the power transmission system of the jaw crusher, transferring motor torque to the eccentric shaft to drive the moving jaw in reciprocating crushing motion, ensuring transmission efficiency and smooth operation.

Installation Notes

1. Before installation, check gear/pulley/flywheel bore sizes and shaft fits, and check tooth faces/grooves for damage; 2. Gear backlash and contact pattern must meet drawing requirements; belt tension should be appropriate, and flywheel/pulley face runout within tolerance; 3. Turn by hand to confirm no binding, then run a no-load trial and check vibration and temperature rise.

FAQ

What are the symptoms of flywheel/pulley dynamic balance failure?
Symptoms include significantly increased overall machine vibration, faster bearing temperature rise, belt flapping, and loose frame anchor bolts. Remove the pulley/flywheel for on-site dynamic balance correction, keeping residual unbalance within G6.3.
What causes abnormal rapid wear of V-belts?
Common causes: incorrect pulley groove type, non-parallel or misaligned pulleys, excessive or insufficient tension, dust contamination on the feed side, and pulley grooves worn into a bell mouth. Correct pulley parallelism and tension to the specified value.
How to adjust abnormal gear meshing noise?
Check gear backlash and contact pattern. The contact pattern should cover at least 40% along tooth height and 70% along tooth width. If backlash is too small or too large or contact is biased, adjust bearing housing shims or re-scrape the gears.

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Chain · MM0551953 · C150
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