Q:
If the raw material has already contained many sands, how to arrange the sand making plant?
A:If so, there must arrange screening equipment at the beginning of the sand making plant, which can be done by the vibrating screen or vibrating feeder sometimes.
Q:
In the process of secondary crushing, which one is better, cone crusher or jaw crusher?
A:In the secondary crushing process of sand making plant, it is better to choose cone crusher, because it can produce uniform discharging materials.
Q:How many closed loop in a sand making plant?
A:Usually, there are two closed loop in a sand making plant, one is between he secondary crusher and screen, and the other is between sand making machine and screen.
Q:
What is the power content of the sand made by sand making plant?
A:
8% is good.
Q:Which one is better for Jaw crusher shell, welding or cast(carbon) steel?
A:Welding is better. The casting types always have bubbles in the process of cast, which can cause the damage of frame.
Q:Can jaw crusher be installed under the mines?
A:Yes, but it should be equipped with explosion-proof motor.
Q:What's the standard of your crushers, national standard or nonstandard?
A:We have National standard, European standard, American standard, the Soviet Union marked
Q:What are the major wear parts of the impact crusher?
A:There are impact plate, blow bar, impact block and square steel.
Q:What is the running cost of impact crusher?
A:High chromium blow bar with good impact and abrasion resistance, keyless connection, easy maintainance, low abrasion and low cost.
Q:What's the difference between high pressure suspension mill and Raymond mill?
A:High pressure suspension mill is the replacement of Raymond mill, improved with high capacity, fineness, easy maintainance, and convenient operation.
