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ball mill spare parts for mining industry
1. Product Introduction
Ball Mill Spare Parts are critical, wear-resistant replacement components designed to maintain the continuous operation and efficiency of mining grinding mills. Because mineral ores are highly abrasive, these parts naturally experience heavy wear over time. The primary spare parts include internal liners (made of high-manganese steel, chromium alloy, or heavy-duty rubber), grinding media (forged or cast steel balls), discharge grates, gears/pinions, and main bearings.
2. Working Principle
Extended Equipment Lifespan: High-quality wear parts (like rubber or alloy liners) absorb the harsh impacts of steel balls, directly protecting the main steel shell of the multi-million dollar mill from damage.
Minimized Plant Downtime: Utilizing premium, durable spare parts dramatically extends the time between maintenance cycles, preventing costly unscheduled shutdowns in 24/7 mining operations.
Maintained Grinding Efficiency: New steel balls and non-degraded liners ensure the correct lifting profile inside the mill, keeping energy consumption low and throughput capacity high.
Reduced Noise and Vibration: Advanced replacement liners—especially specialized rubber liners—excel at absorbing shock, significantly lowering workshop noise levels and protecting surrounding mechanical components from vibration stress.
Perfect Compatibility: Factory-direct spare parts are precision-engineered to the exact blueprints of the mill, ensuring fast installation and a perfect, leak-free fit.
3. Industrial Line Advantages
Lifting and Impact Protection: Inside the rotating mill, wear liners feature a raised profile (lifter bars). Their job is to grip and lift the grinding balls and ore to a specific height, then let them fall. The liners bear the entire force of this heavy impact, protecting the mill body.
Material Pulverization: As the mill rotates, the grinding balls constantly roll, slide, and collide. They work by crushing the trapped mineral ore through a combination of impact and attrition (friction).
Sizing and Discharging: At the output end, discharge grates act as a physical sieve. They allow properly ground fine slurry to pass through while keeping oversized ore and broken steel balls inside the mill for further grinding.
Power Transmission: External spare parts, like the girth gear and pinion, continuously mesh together to transfer mechanical rotational power from the motor to the heavy drum, keeping the entire grinding process moving.
4.Technical Specifications
Model |
Cylinder RPM |
Ball Load |
Feeding Size |
Discharging Size |
Capacity (t/h) |
Motor Model |
Power (kW) |
Weight (t) |
MQG600*1800 |
45.5 |
0.5 |
≤10 |
0.074-0.5 |
0.2-0.5 |
Y160M-6 |
7.5 |
2.5 |
MQG900*1800 |
38 |
1.8 |
≤20 |
0.074-0.6 |
0.8-2 |
Y180L-6 |
15 |
5.8 |
MQG900*3000 |
37.4 |
2.7 |
≤20 |
0.074-0.3 |
0.8-3 |
Y200L2-6 |
22 |
7.5 |
MQG1200*2400 |
32 |
4.8 |
≤25 |
0.074-0.6 |
1.5-4 |
Y225M-6 |
30 |
9.8 |
MQG1200*4500 |
30 |
5.2 |
≤25 |
0.074-0.6 |
1.5-6 |
Y280S-6 |
45 |
13.2 |
MQG1300*4000 |
36 |
5.8 |
≤25 |
0.074-0.6 |
2-6 |
Y280S-8 |
45 |
14.8 |
MQG1500*3500 |
28.8 |
8.3 |
≤25 |
0.074-0.6 |
3-6 |
YR280M-8 |
90 |
17.6 |
MQG1500*4500 |
28.8 |
10 |
≤25 |
0.074-0.4 |
4-8 |
JR125-8 |
95 |
22.3 |
MQG1500*5700 |
28.8 |
12 |
≤25 |
0.074-0.4 |
5-10 |
JR126-8 |
110 |
26.7 |
MQG1500*6400 |
28.8 |
13 |
≤25 |
0.074-0.4 |
8-12 |
JR127-8 |
130 |
29.2 |
MQG1830*3600 |
24.5 |
12 |
≤25 |
0.074-0.4 |
5-10 |
JR127-8 |
130 |
31.4 |
MQG1830*5400 |
24.5 |
15 |
≤25 |
0.074-0.4 |
5-20 |
JR137-8 |
210 |
33.6 |
MQG1830*6400 |
24.5 |
19 |
≤25 |
0.074-0.4 |
6-25 |
JR137-8 |
210 |
36.5 |
MQG1830*7000 |
24.5 |
20 |
≤25 |
0.074-0.4 |
8-30 |
JR138-8 |
245 |
39.6 |
MQG2100*3600 |
24.1 |
21 |
≤25 |
0.074-0.6 |
8-20 |
YR355L1-8 |
210 |
43.2 |
MQG2100*4500 |
24.57 |
26 |
≤25 |
0.074-0.6 |
8-35 |
JR138-8 |
280 |
53.6 |
MQG2200*3600 |
21.8 |
22 |
≤25 |
0.074-0.6 |
9-25 |
JR138-8 |
245 |
47.8 |
MQG2200*4500 |
21.4 |
27 |
≤25 |
0.074-0.6 |
10-30 |
JR138-8 |
280 |
54.7 |
MQG2200*7500 |
21.8 |
35 |
≤25 |
0.074-0.6 |
10-40 |
JR158-8 |
380 |
68.4 |
MQG2200*9000 |
21.4 |
36 |
≤25 |
0.074-0.6 |
10-45 |
JR1510-8 |
475 |
76.5 |
MQG2400*3600 |
21.26 |
26 |
≤25 |
0.074-0.6 |
10-40 |
JR138-8 |
280 |
63.8 |
MQG2400*7000 |
21.8 |
36 |
≤25 |
0.074-0.6 |
10-45 |
JR1510-8 |
475 |
82.4 |
MQG2400*8000 |
21.8 |
42 |
≤25 |
0.074-0.6 |
13-50 |
JR630-8 |
560 |
85.7 |
MQG2400*10000 |
21 |
65 |
≤25 |
0.074-0.6 |
15-60 |
YR560-8 |
710 |
88.6 |
MQG2600*8000 |
19.6 |
52 |
≤25 |
0.074-0.6 |
16-70 |
JR1512-8 |
630 |
97.8 |
MQG2700*3600 |
21.4 |
39 |
≤25 |
0.074-0.4 |
13-75 |
JR158-8 |
380 |
86.8 |
MQG2700*4500 |
21.4 |
43 |
≤25 |
0.074-0.4 |
13-90 |
JR1510-8 |
475 |
91.8 |
MQG3000*5400 |
19 |
58 |
≤25 |
0.074-0.6 |
TDMK-30 |
630 |
119.7 |
|
MQG3000*9000 |
18.3 |
78 |
≤25 |
0.074-0.4 |
20-90 |
MQG3000*9000 |
18.3 |
78 |
MQG3000*11000 |
18 |
100 |
≤25 |
0.074-0.6 |
30-90 |
MQG3000*11000 |
18 |
100 |
MQG3200*3600 |
18.6 |
56.5 |
≤25 |
0.074-0.6 |
20-80 |
MQG3200*3600 |
18.6 |
56.5 |
MQG3200*4500 |
18.6 |
65 |
≤25 |
0.074-0.6 |
20-90 |
MQG3200*4500 |
18.6 |
65 |
MQG3200*5400 |
18 |
72 |
≤25 |
0.074-0.6 |
30-100 |
MQG3200*5400 |
18 |
72 |
MQG3200*9000 |
18 |
85 |
≤25 |
0.074-0.6 |
30-100 |
MQG3200*9000 |
18 |
85 |
MQG3600*4500 |
18 |
86 |
≤25 |
0.074-0.6 |
30-100 |
MQG3600*4500 |
18 |
86 |
MQG3600*6000 |
18 |
117 |
≤25 |
0.074-0.6 |
45-180 |
MQG3600*6000 |
18 |
117 |
MQG4000*6000 |
16.9 |
145 |
≤25 |
0.074-0.6 |
60-230 |
MQG4000*6000 |
16.9 |
145 |
MQG4500*6000 |
15.6 |
180 |
≤25 |
0.074-0.6 |
80-300 |
MQG4500*6000 |
15.6 |
180 |
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