Tumbler For Kobelco BM800 Crawler Crane
1. Product details
Material: 35SiMn, 35Mn, 55SiMn, 34Cr2Ni2Mo
Technology: casting, and for this Kobelco BM800 tumbler, during its production, we will harden its hardness of key place.
Warranty: 2500 working hours. And based on many years’ feedback of customers, under their regular maintenance, their using time of Kobelco BM800 tumbler is more than our warranty.
2. Production process of Kobelco BM800 tumbler
3. Technical Requirement of Kobelco BM800 tumbler
The BM800 tumbler is an easily damaged part. The tumbler is required to have high hardness, and has a certain depth of quench layer and transition layer (depth> 3mm, hardness HRC 48-52) to improve the bearing capacity, wear resistance and resistance to contact fatigue.
4. Maintenance point in daily
When the BM800 tumbler worn out to extreme, you can repair by welded, or must replace new sprocket. So when Kobelco BM800 crawler crane is working, we should note:
keep the track shoe assy proper tension. If excessive tension, which will leads to track shoe pitch turn to stretch, then the mating surface of sprocket will abnormally wear.
5. About US
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