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Our company planning to have ball mill, to grind silica sand size 1-3.5mm to 20 Micron, capacity is 4 Ton/H, with air classifier D97, and the full system.
我公司计划购买球磨机来粉磨硅砂,粒度从1-3.5mm粉磨至20微米,产量4吨/时，我们还需要空气分离器D97和全套系统。
I want you to guarantee the performance of your machinery, also I need very good price taking in mind that I have many good price quotation.
All motors will be 60~ and 380V, Liner and balls will be high alumina or ceramic .
in your offer please be very clear and details with all the technical information.
我需要你们保证机械的性能，也希望你们提供最优的报价。所有电机60~和380V。衬板和球面是高铝或者陶瓷的。你们的报价须包括详细的技术参数。
Also Please:
1- Please mention the technical detail of the tube mill you are offering
请提供磨机详细的技术参数。
i) The thickness of the mill body
磨机主体厚度
答复：磨机筒体厚度为34mm
ii) No of compartment
隔仓数
答复：一仓。
iii) The driving system
驱动系统
答复：电机型号：YR630-10，560kW/IP23/380V/60HZ（西安西玛电机）
减速机：MBY630 I=5.6（南高齿）
iv) Lubrication system for the girth gear and bearing
大齿轮和轴承润滑系统
答复：大齿轮为油浸式自带油润滑。主轴承为干油泵定期注加润滑脂。
v) Type of bearing supporting the mill in both side
支撑磨机两端的轴承型号
答复：外球面调心双滚珠磨机专用轴承SL0549/1400，SL0649/1400
vi) Liner specification of the mill
磨机衬板规格
答复：高铝瓷砖（≮92%），厚度60mm
2- Drives of the equipment for the mill, classifier, belt conveyors ….etc.
磨机，选粉机，皮带运输机等的设备驱动.
I. Brand of the motors and type电机品牌和型号
II. Rated power and running power required额定功率和运行功率
III. Motor protection grade like IP电机防护等级
3- Conveying system capacity运输系统容量
4- Please indicate your grantees figures like the following
I. System rated capacity and running hours per day and running days per year系统额定产量，每天的运行多少小时，每年运行多少天
i. Power consumption for the complete grinding plant shall not exceed 40 Kwh/tone
整套粉磨站电力消耗不超过40 Kwh/tone
答复：40kwh/tone
ii. Wear rate in grinding ball please specify in ---gm/tone
磨球磨损率--gm/tone
iii. Wear rate in the liners of the tube mill in ----gm/tone
磨机衬板磨损率---gm/tone
iv. What will be the residue percentage above the 20 micron product ( grantees figure )
高于20微米产品残余量
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