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air swept type ball mill
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Product Description
Specifications
ball mill has features rational structure & high grinding efficency; it is an ideal equipment for pulverized coal preprationφ3.8×7.5m Air swept mill(raw mill)
(edge drive)
Technical parameters and performation
Specification φ3.8×7.5m
Productive capacity 85t/h(for grinding mid-hardness limestone)
Inlet grain size ≤20mm(90% passing)
inlet water content ≤5%
Outlet water content ≤1%
Inlet air temperature 300°C(Max350°C)
Outlet air temperature 60-80°C
Finished products fineness ≤12-14% (80μscreening residue)
Mill rotating speed 16.7r/min
Main motor(Jiangxi Motor Factory)
Model YR1400-8/1430 power 1400kW rotating speed 740r/min
Voltage 10KV
Main gear box(Nanjing Gear Box)
(1)Model MBY800
(2)Transmission power 1400KW
(3)Transmission ratio I=5.6
Auxiliary motor
(1)Model Y200L2-6
(2)Motor power 22kW
(3)Motor rotating speed 970r/min
(4)voltage 380V
Auxiliary reducer
(1) Model YNS620-90 ⅡR
(2) Speed ratio I=90
(3) Grinding table speed 0.25r/min
Cooling ways water cooling
Water volume for main bearing 2×2m3/h
Main bearing lubrication device(thin oil station) NC-25S
HP pump motor model Y100L1-4
HP pump motor power 2.2kW
HP pump nominal pressure 32MPa
HP pump nominal flow 3.5l/min
LP pump motor model Y90L-4
LP pump motor power 1.5KW×2(one standby)
LP pump nominal pressure 0.5MPa
LP pump nominal flow 25l/min
Cooler water volume 1.5m2/h
Pressure difference sensor CS-V-0.1 55kW 220V 0.25A
Oil electric heater SRY2-220/2 2KW×3
Equipment weight 182t(except grinding media)
Company Profile
Jiangsu Pengfei Group Co., Ltd. is a large leading enterprise in building material industry. Our company is a manufacturing and exporting base of cement machinery and equipment. Our company mainly produces comprehensive sets of rotary kilns, ball mills and cement machinery for new type dry process cement plant with capacities of 10,000tpd, 8,000tpd, 5,000tpd, 4,000tpd, 3,000tpd and 2,500tpd, as well as machinery for mining, metallurgy, chemical, electric power and environment protection industries.
Our company pursues high quality and enterprise reputation. We cooperate with various academies from all over the country, and constantly explore and develop new techniques and products. 12 of our products have passed the evaluation of Ministry & Provincial certifications. Furthermore, 6 of our products are awarded an honor of "National New Products" and 5 products have attained the Ministry & Provincial Good Quality Certification, as well as 22 patents, 4 high and new technical certifications. Our company has many kinds of large machining equipment with strong machining capacities of 150,000MT/y to satisfy the requirements of rotary kilns and ball mill below 6 meters. Our equipment includes 8-meter hobbing machines, 8-meter vertical lathes, 5-meter vertical lathes, 6.3m*20m face lathes and 6.5-meter annealing furnaces.
After 40 years' development, our company has formed production service from design, manufacture, installation to debugging. We supply 4.3*64m rotary kilns and 3.8*13m ball mills for Pakistan Lucky Cement Factory, two comprehensive sets of cement production lines for Myanmar Dragon Cement Factory, 5*74m rotary kilns and 3.8m wind swept coal mills of four cement production lines for National Industry Cement Co., Ltd. and Guangdong Taini (Yingde) Cement Co., Ltd, two 4.2*13m ball mills for Inner Mongolia Baotou Steel & Iron Factory and 4.0*60m rotary kilns and 4.6*13m ball mills of 2,500tpd cement production line for Vietnam Caesar Cement Factory. Our products sell well not only all through our country, but also in Russia, Japan, Korea, Southeast Asia, South America and Middle Africa.
Our board chairman and general manager, Mr. Jia'an Wang, warmly welcomes all overseas experts, colleagues and friends to visit our company, and cooperate with us.
Contact Us
- Jiangsu Pengfei Group Co., Ltd.
- Contact namejia an wang
- Phone86-513-88758898,88755311
- Address Dagong Industrial Park Nantong,Jiangsu
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