Sumitomo Excavator Track Bottom Roller Support Roller

Sumitomo excavator track roller/bottom roller/support roller SH220

1. Product Information:
1) Material: 50Mn
2) HRC50-58, depth: 4-10mm
3) Guarantee: 2000 hours
4) Forging, clean finish

2. We provide track roller/bottom roller/lower roller/supporting roller for excavator and bulldozer.
Wheel body precision forged, normalizing and quenched to mack tread HRC50-58 hardness, depth of hardened layer reached to 5-8mm, to ensure that enduring impact resistance and surface wear resistance of the shell. High quality and standard floating sealing guarantees complete sealing of the track rollers and carrier orller, free of maintenance.

3. Advantage:
1). Material: We purchase raw material steel from several large steel groups, such as Hangzhou Iron and Steel Group Company, Shanghai Baoshan Iron and Steel Group Company, make sure our raw material's quality.
2). 20% of our technologist and workers have over 10 years experience in this industry.
3). We have complete production line and a professional designer and working team. We can also produce accroding to your blue print or samples.
4). Quality control: The quality control is strictly performed start from purchaseing raw materials to different machining procession till final packing. We have Magnetic Powder Detector, Material Testing Machine, Metallographic Microscope, such testing instruments, guanrantee our products a high quality.