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Model | Grinding Roller | Mill Roll Size | Size and Height of Grinding Ring | Max. Inlet Size | Discharging Size | Capacity | Power | Weight | Size |
PCs | (R×H)mm | (mm) | (mm) | (mm) | (t/h) | (KW) | (t) | (mm) | |
3R1510 | 3 | 210×150 | 650×150 | 15 | 0.2-0.044 | 0.4-1.8 | 15 | 3.8 | 4100*3300*4500 |
3R2615 | 3 | 260×150 | 780×150 | 15 | 0.2-0.044 | 0.8-2.5 | 18.5 | 4.2 | 5650*3305*5950 |
3R2715 | 3 | 270×150 | 830×150 | 20 | 0.2-0.044 | 0.9-2.8 | 22 | 4.8 | 5600*3400*5900 |
3R3016 | 3 | 300×160 | 880×160 | 20 | 0.2-0.044 | 1.2-3.2 | 30 | 6 | 5600*4100*5200 |
4R3216 | 4 | 320×160 | 970×160 | 25 | 0.2-0.044 | 1.8-4.5 | 37 | 15 | 6900*5800*6580 |
5R4121 | 5 | 410×210 | 1280×210 | 30 | 0.2-0.044 | 2.5-9.5 | 75 | 25.7 | 7900*6000*7200 |
6R4427 | 6 | 440×270 | 1600×270 | 35 | 0.2-0.044 | 8--16 | 132 | 48 | 12500*6300*8350 |
1. Limestone Raymond mill widely used in grinding equipment of
mine, cement, chemical industry, is one of the important equipment
of non metallic mineral deep procession.
2. Since its strong stability,adaptability and high cost
performance it has popularized in non metallic mineral processing
field.
3. Applied in grinding various non plastic ore, mineral soil,
metallic oxide, chemical composition etc. which Mohs hardness not
more than grade 7, humidity less than 6% non flammable and
combustible material such as speckstone, dinas rock, graphite,
fluorite, magnesia stone, bentonite, kaoline, pottery clay etc.
1. Big materials are crushed by jaw crusher to the required particle sizes, and carried by bucket elevator to the storage hopper, and are fed evenly and continuously by vibrating feeder into the main unit for grinding.
2. The bevel gear drives the central shaft to the rotate ,the shaft
top is connected with a grinding roller hanger,on which a grinding
roller device is mounted to form a swinging pivot.
3. The grinding roller device rotates around not only the central
shaft but also along the grinding ring, with the grinding roller
rotating itself under the action of the friction.
4. The grinding roller hanger has a shovel blade installed at the
bottom of roller, the shovel blade and grinding roller throw up and
feed the material between the grinding rollers and ring during
mutual rotation to form a bedding layer, which will produce an
outward centrifugal force ( an extrusion force ) by the rotation of
grinding roller to crush the materials.
5. The grinded powder are carried by the airflow from the blower to
the classifier to be classified, the particles which meet the
fineness enter cyclone collector through pipe, and are separated
and collected there.
6. They are discharged at the discharging valve to become finished
products; the airflow is sucked to the blower by return pipe on the
top of cyclone collector.
7. The whole airflow system is a sealed circulation, and is
circulated under positive and negative air pressure.