In the fields of sand and gravel aggregate production, mining crushing, and resource utilization of construction waste, impact crushers (impact crushers) and hammer crushers (hammer crushers) are the two core medium and fine crushing equipment, which often make users face the difficulty of choosing. Although both belong to the principle of impact crushing, there are…

According to a survey, Financial Times” on the 13th showed, 2014 global steel production to increase by 3.6%. Among them, steel production in Europe after six consecutive years of decline bottomed out last year, an increase of 2.4% will occur; Chinese steel production is expected to increase by 4 percent, 6 percent lower than the…