1.scope of application
mtz steel ball coal mill has the advantages of strong adaptability, reliable operation, convenient maintenance, etc. it is mainly used in thermal power plants to mill various hardness coals.
2.model and specification
model: mtz2126～mtz4386
shell diameter (mm): 2100～4250mm
3.product introduction
the end cover adopts the special casting process of "u-shaped cap mouth", and the structure is designed without stress concentration to ensure that the end cover does not break;
the big gear adopts a "radial seal" structure to ensure that external dust will not enter the gear cover;
the pinion adopts a split structure, and the gear and gear shaft materials are optimally configured;
the main bearing adopts a series of advanced technologies such as double cambered rocker centering, coil cooling, piston ring sealing, high and low pressure combined lubrication, temperature measurement under the bearing pad, etc. to ensure that the bearing is not burnt;
35crmo high-strength materials shall be used for lining plate bolts, which shall be nailed continuously;
the most advanced modular processing method in the world is adopted to fully ensure the good interchangeability of main components;
wear resistant lining plate is adopted for the inner lining of the inlet and outlet hopper to improve the service life;
the "electric ear control device" can be used to control the material level of coal mill, so that it can always operate in the best state.
4.main experiences
experience in china: xinjiang weihuliang power generation company, guodian changzhi thermal power co., ltd., etc. (88 sets)
experience overseas: vietnam wangbi power plant, etc. （4 sets）