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How Does Coal Mine Belt Line System Work

Conveyors in mining.Posted by matrix on 1st october 2012.Some 40 years ago, the strongest conveyor belt was an st 4000, used in an underground coal mine in europe st 4000, the rating as per din 22131, stands for a minimum breaking strength of 4,000 nmm of belt width.This does not work for high belt speeds and high tonnage rates.