325 Mesh Limestone Powder Grinding Mills

2024-03-26 14:40:07 Micro Powder Technology

There are several types of grinding mills that can process limestone into 325 mesh powder. Some common options include Raymond mill, vertical roller mill, ultrafine mill and ball mill.
limestone grinding mills

Raymond Mill:

Raymond mill: This is a traditional mill with high efficiency, low power consumption, and a wide range of applications. The output of Raymond mill can vary depending on factors such as the hardness of the limestone and the fineness of the finished product, but typically it can produce around 1-20 tons per hour.

Introduction: Raymond mill is a traditional grinding mill, also known as Raymond roller mill. It's widely used in industries like mining, construction, chemical engineering, metallurgy, etc.
Working Principle: The main parts of Raymond mill are the frame, grinding roller assembly, grinding ring, shovel, motor, etc. The material is evenly and continuously sent to the grinding chamber by the vibrating feeder for grinding. The ground powder is blown to the powder classifier by the airflow of the blower for classification. The fine powder that meets the fineness requirements enters the cyclone powder collector with the airflow and is discharged through the powder discharge pipe as the finished product.
Advantages: High efficiency, low energy consumption, small footprint, easy operation, and maintenance.
Output: Typically, Raymond mill can produce around 1-20 tons per hour, depending on factors such as the hardness of the limestone and the fineness of the finished product.

Model		YGM7815	YGM8314	YGM9517	YGM4121	MTM1600
Roller	quantity(piece)	3	3	4	5	6
	Diameter(mm)	260	270	310	410	440
	Height(mm)	150	140	170	210	270
Ring	Inner Diameter(mm)	780	830	950	1280	1600
Ring	Height(mm)	150	140	170	210	270
Feeding Size(mm)		15	20	25	30	35
Finished Size(mm)		0.613-0.033	0.613-0.033	0.613-0.033	0.613-0.033	0.613-0.033
Motor Powder(kw)		18.5	22	37	75	132
capacity(t/h)		1-3	1.2-4.6	2.1-5.6	2.8-10.5	5-20
Overall Dimension(mm)		430035005100	530041005200	710059007900	920072509700	1255057008250

Ultrafine Mill:

Ultrafine mill: This is a specialized mill designed for producing ultra-fine powder. It can grind limestone into 325 mesh or even finer. The output of ultrafine mill varies greatly depending on factors such as the fineness of the final product and the characteristics of the limestone, but it can generally produce several tons per hour.

Introduction: Ultrafine mill, also known as ultrafine grinding mill, is a specialized mill designed for producing ultra-fine powder.
Working Principle: The material enters the grinding chamber where the grinding roller rotates around the vertical axis and applies high-pressure grinding to the material. The ground material is blown by the airflow to the classifier for classification. The fine powder that meets the fineness requirements enters the cyclone powder collector with the airflow and is discharged through the powder discharge pipe as the finished product.
Advantages: High efficiency in producing ultra-fine powder, adjustable fineness, low energy consumption, and environmentally friendly operation.
Output: Output varies depending on factors such as the fineness of the final product and the characteristics of the limestone, but it can generally produce several tons per hour.

Parameters of HGM Series Ultrafine Grinding Mill
Model	HGM80	HGM80A	HGM90L	HGM100L-Ⅱ	HGM100P	HGM125L	HGM1680L
Ring Diameter(mm)	800	800	900	1000	1000	1250	1680
Ring Number (PCS)	3	3	4	4	4	4	4
Input Size (mm)	≤10	≤10	≤10	≤15	≤15	≤20	≤20
Output Size (mesh)	150-3000	150-3000	150-3000	150-3000	150-3000	150-3000	150-3000
Capacity (t/h)	0.5-5.5	0.5-5.5	0.8-6.5	1.2-10	1.2-11	2.5-20	5-45
*Outlet Size LWH (mm)*	860541396050	1045433936626	1173539527525	1450736337562	1436242007562	1926144068591	2506754149007
Main Motor Power (kw)	75	75	55*2	132/75*2	132/75*2	185	315

Ball Mill:

Ball mill: Although not as commonly used for grinding limestone as the other options mentioned, a ball mill can still be used for this purpose. The output of a ball mill depends on factors such as the size of the mill, the speed of rotation, and the size and quantity of grinding media. Typically, a ball mill can produce several tons per hour of 325 mesh limestone powder.

Introduction: Ball mill is a common grinding equipment used for grinding various materials into fine powder.
Working Principle: The material is fed into the mill cylinder through the hollow shaft for grinding. The cylinder is equipped with grinding media (steel balls or ceramic balls) which impact and grind the material. The ground material is discharged through the discharge grate plate at the end of the mill cylinder.
Advantages: Simple structure, easy maintenance, wide range of applications.
Output: Output varies depending on factors such as the size of the mill, the speed of rotation, and the size and quantity of grinding media. Typically, a ball mill can produce several tons per hour of 325 mesh limestone powder.

Model	Rotary Speed（r/min)	Weight(t)	Input Size(mm)	Discharge Size(mm)	Capacity(t/h)	Motor Power (kw)	Weight (t)
Ф900×1800	39	1.5	≤20	0.075-0.89	0.8-2	18.5	4.6
Ф900×1800	39	2.7	≤20	0.075-0.89	1-4	22	5.6
Ф1200×3000	36	3.5	≤25	0.074-0.4	1.6-5	37	12.8
Ф1200×4500	32	5	≤25	0.074-0.4	1.6-5.8	55	13.8
Ф1500×3000	27	7.5	≤25	0.074-0.4	2-5	75	15.6
Ф1500×5700	28	12	≤25	0.074-0.4	3.5-6	130	24.7
Ф1830×3000	25	11	≤25	0.074-0.4	4-10	130	28
Ф1830×6400	24	21	≤25	0.074-0.4	7-16	210	34
Ф1830×7000	24	23	≤25	0.074-0.4	8-18	245	36
Ф2100×3600	23	19	≤25	0.074-0.4	10-36	210	46
Ф2200×4500	21	27	≤25	0.074-0.4	12-23	280	48.5
Ф2200×6500	21	35	≤25	0.074-0.4	14-26	380	52.8
Ф2200×7000	21	35	≤25	0.074-0.4	15-28	380	54
Ф2200×7500	21	35	≤25	0.074-0.4	15-30	380	56
Ф2400×4500	21	30	≤25	0.074-0.4	18-45	320	65
Ф2400×8000	20	36	≤25	0.074-0.4	20-48	410	81
Ф2700×3600	21	39	≤25	0.074-0.4	19-75	400	83
Ф2700×4000	20	40	≤25	0.074-0.4	20-78	400	85
Ф2700×4500	20	48	≤25	0.074-0.4	22-85	430	89
Ф3200×4500	18	65	≤25	0.074-0.4	29-140	800	137
Ф3200×5400	18	81.6	≤25	0.074-0.4	30-180	800-1000	146
Ф3600×4500	17	88	≤25	0.074-0.4	35-210	1000	190
Ф3600×6000	17	117	≤25	0.074-0.4	38-240	1250-1500	220
Ф3600×8500	17	144	≤25	0.074-0.4	45-260	1800	260

Vertical Roller Mill:

Vertical roller mill: This is a modern grinding mill with higher efficiency and lower energy consumption compared to Raymond mill. The output of vertical roller mill can range from 5 to 100 tons per hour, depending on the specific model and the properties of the limestone.

Introduction: Vertical roller mill is a modern grinding mill with higher efficiency and lower energy consumption compared to traditional mills like Raymond mill.
Working Principle: The material falls through the feeding opening into the center of the grinding plate, and then the grinding roller presses the material outward against the grinding ring. The crushed materials are brought up by high-speed airflow generated by the fan and enter the classifier for separation. The coarse particles fall back to the grinding plate for regrinding, while the fine powder is collected by the dust collector as the finished product.
Advantages: High grinding efficiency, low energy consumption, large drying capacity, adjustable product fineness, and simple process flow.
Output: Output can range from 5 to 100 tons per hour, depending on factors such as the specific model and the properties of the limestone.

Model Item	CLUM1425	CLUM1632	CLUM1736
Working Diameters（mm）	1400	1600	1700
Number of rollers（pieces）	3	3	3
Number of classifier（pieces）	6	6	8
Power of classifier（Kw）	6X15	6X22	8X22
Main unit power （Kw）	220-250	315-355	355-410
Blower power（Kw）	180-200	250-280	325-355
Feed size （mm）	＜10mm	＜10mm	＜10mm
Moisture of feeding material	＜3%	＜3%	＜3%
Less than 2μm=30% output（t/h）	9-12	12-16	14-18
Less than 2μm=45% output（t/h）	5.5-7.5	7-9	10-12
Less than 2μm=60% output（t/h）	3-4	/	/

These grinding mills offer various options for processing limestone into 325 mesh powder, each with its own advantages and capabilities. It's important to consider factors such as production requirements, energy consumption, and maintenance when selecting the most suitable mill for a specific application.

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WHICH MODELS CAN BE SELECTED FOR PROCESSING ULTRA-FINE POWDER?

HGM grinding mill: 74-5 micron(200-2500 mesh); D97=5 micron
YGM Raymond mill: 613-33 micron(30-325 mesh); D90=30 micron
CLUM vertical roller mill: 20-5 micron(600-3000 mesh); D50=2 micron D97=4 micron