FAQ

FAQ

1.How to do good maintenance and repair for running stone crusher

(1) Because the Stone Crusher is at work with a high speed, the worker should pay special attention to the production safety when repairs the machine . Before repair, the crusher should be shut down and relevant persons should stay away from the crusher.

(2) V-belt drive belt tensioning dimensions should be adjusted to ensure that the V-belt should be matched in groups, and then each length is as much as possible. The difference between two motor current shall not exceed 15A.

(3) Stone crusher Mobil car super fat or # 3 lithium grease, add appropriate amount of grease every 400 working hours, clean open spindle assembly when work 2000 hours, and usually replace bearings after 7200 hours of work

(4) Downtime on a regular basis to open within the observation door observation crusher wear , the center feed tube , cone hat , on the impeller , obscene Road liner, circular shield, wear block wear , wear shall promptly replace or repair, replacement of wear block should be replaced at the same time to ensure that the wear blocks weigh the same . Observe the door, to observe the inner workings of the crusher can process open , to avoid danger. Found that the impeller body wear timely replacement patches to find the manufacturer

2. How about your wearing parts quality for jaw crusher and cone crusher?

Usually, the material of jaw plate of jaw crusher and mantle & bowl liner of cone crusher are Mn13, if your stone is very hard and need material Mn18, we also can supply. Usually, Mn13 can meet the requirement s of most clients.

3.what is the crushing ratio of your crushers?

Normally, jaw crusher is 4~7, it depends on different models of jaw crusher. Jaw crusher usually acts as the primary crushing machine and can crush the original big stone into a smaller rocks. Usually, we prefer to choose impact crusher or cone crusher as the secondary crusher according to different situation of the raw material, like hardness, output size and capacity. According to our experience, the discharged size of impact crusher is 20~60mm according to different models. For symons cone crusher, we have standard and short head cone crusher, stardard for bigger discharged size and short head for fine products, For details, pls send us email to get the technical data.

4.What should we do if any problems happened after we buy your crushers?

Please send us pictures where the problem is happened and tell us what is the problems, and we will show it to our engineer to check and give you our solving methods. If it is still cannot be solved by telephone and email, we can send our technical persons to your working site to check and solve the problems. If the problems were happened because of our quality, we shall repair or replace the part at our cost, if the problems were happened because of the uncorrected use of the crusher, the clients shall pay for the parts. Clients shall be responsible for each technical workers' visa cost, accommodation, meals, round-trip tickets, self-security and 80 USD per day abroad.

5. Are you responsible for installation of crushers after we buy from you?

If the buyer needs, the seller can send technical workers to the working site of the customer for installing and adjusting the machines, and our workers

are also responsible for the training of the buyer's workers, The buyer should be responsible for each technical workers' visa cost, accommodation, meals, round-trip tickets, self-security and 80 USD per day abroad.

6. What kind of crusher we should choose since it is the first time for us to buy the crusher?

Before we choose the suitable model of stone crushers for you, please tell us the following information:

1) What is your raw material? Limestone, granite, basalt or...

2) What is the average and maximum feeding size? What is the percentage of each size?

3) The capacity you need?

4) The discharged size you want and how many kinds of the output sizes?

5) What is the usage of the final products? Do you need cubical shape of final products?

Knowing the above information, we shall choose suitable crushers for your project and will send you our proposal and quotation for your reference.

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