Jining Union Machinery And Parts Co., Ltd. Is famous for Excavator Engine Assy. We can supply many brand Excavator engine assy.
Our main excavator engine assy products are as follow,
1. 6D102 for Komatsu PC200-6 PC200-7 excavator engine assy
2.6D107 for Komatsu PC200-8 excavator engine assy
3.6D114 for Komatsu PC300-7 excaavtor engine assy
4.TNV98 4TNV94 4TNV94T 4TNV98T engine assy
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Stage mining method for horizontal deep hole and vertical deep hole
This method can adapt to the complex shape of the ore body. (Hebei of copper ore method was used.) When the first deep level caving in Mine, and then to the space formed by deep level as the free surface, the deep vertical Blasting. In this way, the ore of the local ore body can be recovered.