If you are interested in our company's products, we welcome your consultation 7/24 hours, and we are committed to creating the most suitable solution for you.Get Price
Dynamite was introduced in the 1870s, allowing miners to dig deeper for gold. Arrastre. The first use of machinery in the gold rush was in the 1860s at an underground mine in Tangier. The machine, called an arrastre, used a giant stone attached to a wooden arm to crush the gold-bearing rock.
GET A QUOTE
Note:If you are interested in our products, please leave your information, and we will have professional online marketing service for you. We will give you the feedback immediately accordding to your your needs.
7*24 hours online service for you
Zhengzhou high tech Zone, ChinaGet Price