Grinding Mill
R series grinding mill

R series grinding mill

Our company specializes in producing medium and large grinding mill, with 22 years manufacturing experience in powder milling filed, we have been a leading grinding mill manufacturer and supplier in China.


R series Raymond mill is optimized by our experts, combines low consumption, low investment, environment friendly, small occupation area, it more efficiency than the traditional grinding mill.

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1. The whole plant is a vertical structure of strong systematic characteristic, so it occupies small area. From crushing of raw material to grinding and packing is an independent production system.
2. Compared with other milling plants, its passing ratio achieves 99%.
3. Driving system of main frame adopts airtight gearing and pulley, drives smoothly and operates reliably.
4. Main parts of the whole plant are made from cast and steel of high quality. The technics is so subtly that insures the durability of whole plant.
5. The electric control system is centralized controlled, so the automaticity is high.

Technical Data:
The humidity and hardness of raw material will affect the fineness and capacity.
Name unit 3R2714 4R3216 5R4119 6R5213
Roller number pcs 3 4 5 6
Roller diameter X height mm Ø270×140 Ø 320×160 Ø410×190 Ø440×270
Ring diameter mm 830 970 1270 1600
Rotary speed of main frame r/min 155 130 103 82
Max feeding size mm 15-20 20-25 25-30 25-60
Output size mm 0.615-0.044 0.615-0.044 0.615-0.044 0.615-0.044
Capacity t/h 0.9-2.8 1.2-4.5 3-7.5 8-16
Overall dim(LXWXH) mm 8700×5000×7819 9900×5800×10580 10500×6500×135300 12550×5700×8355
Total weight(excluding electric control system) t 11 15.7 25.8 35


Basic data Unit Specification and technical data
3R2714 4R3216 5R4119 6R5213
Motor for main frame Type   Y180L-4 Y225S-4 Y280S-4 Y135M1-4
Power kw 22 37 75 132
Rev rpm 1470 1489 1480 1480
Motor for separator Type   YCT200-4A YCT200-4A YCT200-4B YCT225-4A
Power kw 4 5.5 7.5 11
Rev rpm 125-1250 125-1250 125-1250 125-1250
Motor for elevator Type   Y100L-4 Y100L-4 Y100L2-4 Y112M-4
Power kw 3 3 11 4
Rev rpm 1420 1420 1420 1420
Motor for blower Type   Y160L-4 Y200L-4 Y280S-4 Y315S-4
Power kw 15 30 55 110
Rev rpm 1470 1470 1470 1480
Motor for jaw crusher Type PE 200×350 250×400 250×400 250X1000
  Y160M-6 Y160M-6 Y180L-6 Y200M-6
Power kw 7.5 15 15 30
Rev rpm 970 970 970 970
Magnetic vibrating feeder Type   GZIF GZIF GZ2F GZ3F
Power w 60 60 150 200
Note: Any change of R series grinding mill technical data shall not be advised additionally.

Note: The production is based on open-circuit condition when bulk density of feeding is 1.6t/ m3. It is also relative to physics character,type of feeding, input size and composition etc. Sandmine machinery reserves all rights to change data without notice.

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