252109209 protection sleeve for XCMG ZL50G/ZL50GL Wheel Loader

product parameters

Product Name: Rock Bucket Edge Protector
Part No.: 252109209
Applicable Model: XCMG ZL50G, ZL50GL Wheel Loader
Matching Bucket: 252109208 (3.0m³ welded sleeve-tooth rock bucket)
Material: High-chrome wear-resistant alloy
Process: Precision casting, integral quenching
Matching parts: High-strength bolts, flat washers, spring washers
Installation: Bolted onto bucket cutting edge plate
Working Condition: Ore quarrying, crushed stone transfer, hard rock compacted muck heavy-load operation
Inspection Items: Dimension inspection, hardness test, non-destructive flaw detection, hole position tolerance check

Applicable Scenarios

It is used with the 252109208 welded sleeve-tooth rock bucket on XCMG ZL50G and ZL50GL loaders, widely deployed in quarries, stone crushing plants and rock excavation sites for granite, limestone, boulders and compacted hard soil. It is exclusive for this specific rock bucket and cannot be fitted on earth buckets or other bucket models.

- OEM matched curve and hole layout, perfect fit for 252109208 bucket edge with good interchangeability
- Quenched high-chrome alloy resists wear and impact, greatly slowing base plate abrasion
- Bolt-on structure, no hot work required, fast field replacement to reduce downtime
- Independent protective part; only replace the protector instead of repairing bucket base plate
- Optimized toughness for hard rock impact, resistant to chipping and fragmentation
- Matched with full tooth assembly for unified spare parts management
- Strict casting defect inspection with stable batch performance for long continuous quarry shifts

FAQ 

Q：Can this edge protector fit other rock buckets or earth buckets?
A：It is not universal. Curve, length and bolt spacing are customized for 252109208 bucket. Mismatched fit causes uneven load, chipping and loose bolts.

Q：Can I keep using a thinned edge protector?
A：Replace it when thickness wears down by half or cracks and chips appear. Protection fails and rocks will abrade the bucket base plate rapidly.

Q：Why do protector bolts loosen frequently and how to solve it?
A：Vibration, dirty contact surface, worn spring washers and insufficient torque are common causes. Clean mating surface, use new washers and tighten diagonally to specified torque. Recheck every shift.

Q：Can chipped edge protector be repaired by welding?
A：Welding repair is not recommended. Heat destroys the hardened wear layer. The patched area loses performance and fractures quickly under rock impact.

Q：Is the edge protector directional for left and right sides?
A：This main middle protector is symmetrical and non-directional. Only corner side protectors require side marking. Confirm drawing specifications before ordering.

Q：What precautions should be taken during installation?
A：Remove weld beads and protrusions on bucket edge before installation. Tighten bolts diagonally step by step to avoid twisting. Do not over-torque and break bolts. Ensure full contact without warping.