Raymond Mill

High-Performance Raymond Mill – Reliable Grinding Solution for Limestone, Calcite, Gypsum & More Achieve 80–400 mesh fine powder output with low energy cost and minimal downtime. Ideal for mining, chemical, and construction material processing.

Applicable materials limestone,gypsum,dolomite,marble,barite,calcite,clay,bentonite,kaolin,silica sand,calcium carbonate,phosphate ore,feldspar,fluorite,petroleum coke,talc,mica etc

Capacity 1-40 T/H

Output size 80-400 Mesh

ISO 9001 Certified 20+ Years Global Service

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Product Introduction

The Raymond Mill, also known as the Raymond roller mill, is a classic milling equipment that grinds non-flammable and non-explosive mineral materials with Mohs hardness below 7 and humidity below 6%. Our new-generation Raymond mill integrates high-precision classifier, powerful grinding force, and reliable sealing structure to deliver consistent fineness and high output. It is the top choice for processing limestone, calcite, dolomite, barite, gypsum, talc, calcium carbonate, bentonite, and more.

Key Features

Higher Grinding Efficiency, Larger Capacity

The optimized grinding cavity and high-pressure spring assembly increase the grinding pressure by 30% compared to traditional mills. This means you get 15–25% more output with the same motor power, processing up to 1–25 tons per hour depending on the model.

Superior Wear Resistance & Reduced Maintenance Cost

The grinding roller and ring are cast from high-chromium alloy or wear-resistant manganese steel, offering a service life 2–3 times longer than standard materials. The shovel blade is reinforced for extended durability. Maintenance frequency drops significantly, saving you money on spare parts and labor.

Precise Fineness Control, Adjustable from 80 to 400 Mesh

Equipped with an advanced turbine classifier (powder separator), the particle size distribution is extremely narrow. You can easily adjust the fineness from 80 mesh (180 μm) up to 400 mesh (38 μm) to meet exact product specifications. The over-grinding rate is low, ensuring high-quality end products.

Energy-Efficient and Eco-Friendly Operation

The mill works in a full negative pressure system, effectively containing dust and keeping the workshop clean. The cyclone collector and pulse dust collector configuration achieve dust emission ≤30 mg/m³, fully meeting environmental standards. The system consumes 20% less electricity compared to same-capacity ball mills.

Stable Structure, Low Vibration & Noise

The mill base and main body adopt heavy-duty integral castings and precision-machined bevel gears transmission, resulting in smooth operation, minimal vibration, and noise levels below 85 dB(A). It is built for 24/7 continuous production in demanding environments.

Easy Installation & Quick Commissioning

We provide a complete turnkey service including plant layout design, installation guidance, and on-site commissioning. The modular design makes the equipment easy to transport and install, getting your grinding line into production fast.

Technical Parameter

Model	KL500	KL650	KL780	KL980	KL1100	KL1450	KL1760	KL1950	KL2100
Handling Ability (t/h)	0.5-2	0.5-2.5	1-3	1.5-4	2-6	6-10	8-20	15-30	20-40
Main Motor Power(kw)	7.5	15	18.5	30	45	90	132	185	220
Fan power(kw)	5.5	11	15	22	37	90	132	185	220
Analyst power(kw)	1.1	1.1	2.2	2.2	5.5	7.5	22	37	45
Rotate Speed(r/m)	120	120	120	120	120	90	90	90	90
Diameter of Grinding Ring(mm)	500	650	780	980	1100	1450	1760	1950	2100
Diameter of Grinding Roll(mm)	150	180	260	300	320	400	450	570	630
Maximum Feed(mm)	15	15	15	20	25	30	30	40	40
Finished Particle Size(mm/mesh)	1.6 ------ 0.045mm （16-325 mesh）					1.6------0.023mm （16-600mesh）
Weight(t)	1.8	2.8	3.8	6.5	14.5	26	48	65	85

Application

Wide Application Range – One Machine, Multiple Materials

Our Raymond mill is the backbone of powder processing for:

Mining & Mineral: limestone, calcite, dolomite, marble, barite, bauxite, phosphate rock.
Building Materials: gypsum, kaolin, bentonite, quicklime, hydrated lime.
Chemical & Filler: activated carbon, calcium carbonate, carbon black, talc powder.
Metallurgy & Refractory: manganese ore, iron ore, fire clay.

Why Choose Us

20+ Years of Expertise: We are a direct factory with over two decades of grinding mill manufacturing and export experience. We know the industry and deliver proven solutions.

Global Project Experience: We have successfully installed Raymond mill systems in over 50 countries, including Southeast Asia, the Middle East, Africa, and South America, handling diverse material conditions.
Comprehensive Service: From free material testing and machine selection to installation, training, and 12-month warranty, we support you at every step. Spare parts are always in stock for quick shipment.
ISO & CE Certified: All equipment is manufactured under strict quality control systems and meets international safety and quality standards.

FAQ

What is the maximum output I can get from a Raymond mill?

The output depends on the material hardness, feed size, and target fineness. Our 6R4525 model can produce up to 25 tons per hour for medium-hard materials at 100 mesh.

How often do I need to replace the grinding roller and ring?

With high-chromium alloy wear parts, the typical replacement interval is 6–12 months for limestone grinding, which is significantly longer than standard carbon steel parts.

Can your Raymond mill produce ultrafine powder beyond 400 mesh?

Yes, we can configure a secondary classifier or combine with our HGM ultra-fine mill to reach 600–1250 mesh output. Let us know your target fineness.

What should I prepare for installation?

You only need to prepare a flat concrete foundation according to our provided drawing. Our engineers can guide the installation on site or remotely.

Company Profile

Kolev Equipment Technology Co., Ltd. is a large-scale private technology enterprise. The company is committed to the research and development, production and sales of technical equipment for the mining and metal ore industries. It has been deeply involved in the ultra-fine grinding, industrial drying and crushing sand making industries for many years. We can provide you with Provide intelligent solutions and mature supporting products, focusing on the development of various powder equipment, complete powder production lines, drying production lines, sand and gravel line equipment and projects.Products are sold to 160 countries and regions and are well received by customers.
Kolev Equipment has always been adhering to the business philosophy of surviving by quality and developing by credibility, striving to win the trust of customers with high-quality products and perfect after-sales service, and create a brilliant future for Kolev.

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