SR60 rotary drilling rig top roller

SR60 top roller is on the top of the track frame. Its function is to support the track upwards so that the track has a certain degree of tension, prevent the sagging and falling off of the crawler belt when walking, and can reduce its up and down vibration.

Top roller's internal structure is similar to bottom roller. Also include Roller body, shaft, bushing, cap, O-ring, floating oil seal, etc.

1. Technique

Roller body: Forging
Cap: Casting

2. Production process

Cutting → Forging → Rough machining → Heat treatment (quenching and tempering) → Finishing machining → Assembling → Painting → Testing → Packing

3. Packing & delivery

Packing: plywood pallet / plywood case
MOQ: 1 piece
Delivery: by sea, by air, by express
Loading port: Qingdao, Yantai, Dalian, Shanghai, Shenzhen

To ensure the service life of the SR60 top roller, we do things as below:
- Careful heat treatment
- Wear-resistant oil seal system
- Good internal oil circulation system

Related SR60 rotary drilling rig undercarriage parts: SR60 track shoe, SR60 track roller, SR60 sprocket, SR60 idler.

cindy@heavyindustryparts.com, +86 17866651759