3r/4r/5r Raymond Millcalcite Grinding Mill Machine Limestone Raymond Mill

• Customization: Available
• Type: Raymond Mill
• Motor Type: Other
• Model NO.: 3R1510
• Motor Power: Other
• Condition: New
• Warranty: 1 Year
• After-sales Service: 1 Year
• Name: Raymond Mill
• Model: 3r1510
• Weight: 1800kg
• Power: 1.1kw/380V
• Transport Package: Wood
• Specification: 1800kg
• Trademark: xiangkun
• Origin: Zhengzhou
• HS Code: 8474202000
• Production Capacity: 300-1200kg/H
• Package Size: 300.00cm * 300.00cm * 380.00cm
• Package Gross Weight: 1800.000kg

Product Description

 

Product Description

Also known as the Raymond Mill, the Raymond Pendulum Mill, it is a vertical suspension roller mill for grinding non-metallic minerals into fine powder.
It is the most widely used grinding equipment in mining, chemical, construction, and metallurgy industries.
What are the raw materials used?
Applied in grinding various non-plastic ore, mineral soil, metallic oxide, chemical composition, etc., whose Mohs hardness is not more than grade 7, humidity is less than 6% non flammable and combustible material such as speckstone, dinas rock, graphite, fluorite, magnesia stone, bentonite, kaoline, pottery clay, etc.

Product Technical Information

Model	Number of Grinding Rollers		Max. Feed Size (mm)		Finished Product Fineness (mesh)	Hourly Capacity (t/h)	Main Motor Power (kW)	Blower Power (kW)	Classifier Power (kW)	weight	Size(m)
3R1510	3		10		80-325	0.3-1.2	7.5	5.5	1.1	1.8t	3.*3*3.8
3R2615	3		20		80-325	0.5-2.7	18.5	15	2.2	3.8t	4*4*4.8
3R/4R3016	3/4		20		80-325	0.8-5	30	30	2.2	4.8t	4*4*4.8
4R3216	4		25		80-325	1.0-8	37	30	5.5	10t	6*6*7
4R3220	4		28		80-400	1-10	45	37	5.5	10t	6*6*7
5R4121	5		30		80-400	5-10	75	75	7.5	20t	7*7*8
Regarding Machine Dimensions: Since this machine is typically sold as part of a bundled system-and configurations vary-the final overall dimensions will differ depending on the specific setup. Please contact the manufacturer to obtain precise measurements.

Working Principle
The Raymond mill does not operate in isolation; rather, it functions in conjunction with a comprehensive equipment system. This system comprises a jaw crusher, bucket elevator, vibrating feeder, cyclone collector, blower, and bag filter, thereby establishing a closed-loop production line that spans the entire process, from raw material crushing to the collection of finished powder and dust removal. The operational principle of this production line can be summarised as follows: utilising a vertical structural design, the system employs the centrifugal rolling action of grinding rollers to crush materials, while integrating pneumatic conveying and classification systems to achieve the continuous pulverisation and classified collection of the processed materials.
Introduction to Core Machinery Structure: Raymond Mill

Component Name	English Label	Core Function & Principle
Feed Pipe	Feed Pipe	The passage for raw materials entering the grinding chamber; materials fall into the grinding zone from here, marking the start of the entire grinding process.
Upper Distribution Plate	Upper Distribution Plate	Assists in uniform material distribution, guides coarse powder back to the grinding zone, and prevents local material accumulation.
Grinding Ring	Ring	A fixed annular wear-resistant liner, serving as the "fixed working surface" for grinding, which cooperates with the rollers to form the compression gap.
Grinding Rollers	Rollers	The core grinding components; under centrifugal force, they roll tightly against the ring to compress and grind materials into powder, making them the main wear parts.
Turn Plate / Spider Assembly	Turn Plate	The rotating component that drives the rollers to revolve; it is also equipped with shovels to continuously lift and throw materials between the rollers and the ring, ensuring grinding efficiency.
Lower Distribution Plate	Under Distribution Plate	Works with the upper distribution plate to optimize airflow distribution inside the grinding chamber, guiding the airflow carrying powder upward into the classification zone.

What are the key core features?
Versatile Functionality, Economical Investment
Capable of grinding a wide variety of minerals and meeting diverse requirements for particle fineness, it entails low infrastructure costs, making it a highly cost-effective investment.
High Efficiency and Productivity, Massive Output
Boasting outstanding single-unit processing capacity, it successfully breaks through the production bottlenecks typically associated with traditional pendulum mills.
Integrated, Comprehensive Solutions
Equipped with specialised testing instrumentation, we provide comprehensive, end-to-end solutions encompassing design, equipment supply, construction, and after-sales service support.
Energy-Efficient and Eco-Friendly
Having obtained industrial environmental compliance certification, the system fully adheres to all national environmental protection standards.
Mature and Robust Equipment
Backed by over a decade of experience in mill manufacturing and having undergone continuous improvement and refinement across four generations of mill designs, the technology has reached a state of exceptional maturity and perfection.
Unique Design
Advanced Transmission System
Features an integrated bevel gear transmission unit, delivering powerful and robust performance.
Oil-Lubricated Transmission System
Both the main shaft and the blower transmission systems utilise oil lubrication. With an oil change cycle of approximately four months, this design offers extended maintenance intervals and lower operating costs, while significantly reducing the frequency of maintenance tasks.
High-Performance Blower Configuration
The blower system employs oil lubrication, with an oil change cycle of approximately four months.
High-Precision, New-Generation Variable-Frequency Classifier
Equipped with a suspended cage-type classifier that utilises variable-frequency control technology, enabling highly precise adjustment of powder fineness.
Key Considerations When Selecting a Raymond Mill
Once you have determined that the material is generally suitable, you must also consider the following factors to ensure optimal results:
Material Hardness: This is the primary factor, as it directly determines the service life of wear parts and overall production costs.
Feed Size: Raymond mills typically require an input particle size of 20-30 mm or less.
Product Fineness: The fineness of the finished product from a Raymond mill is typically adjustable within the range of 80 to 600 mesh (with the finest settings reaching approximately 1000 mesh); you must clearly define your specific target fineness.
Moisture and Viscosity: If the material is slightly moist, a complementary drying system can be integrated.
Output Requirements: The output capacity of different Raymond mill models varies, ranging from a few hundred kilograms to several tens of tons per hour.

Key Features
Mature and Robust Equipment Backed by over a decade of experience in mill manufacturing-and having undergone continuous improvement and refinement across four generations of mill designs-the technology has reached a state of exceptional maturity and perfection.		Technologically Advanced, Low Operating Costs Incorporating the latest European technologies and holding numerous national patents, this pendulum mill stands as an industry leader, distinguished by its exceptional efficiency and low operating costs.
Advanced Transmission System Features an integrated bevel gear transmission unit, delivering powerful and robust performance.		Versatile Functionality, Economical Investment This equipment can grind a variety of minerals to meet different fineness requirements.
The Oil-Lubricated Transmission System utilizes lubricating oil to lubricate the spindle and fan transmission components; with an oil change interval of approximately four months, it extends maintenance intervals and reduces both operating and maintenance costs.		High Efficiency and Productivity, Massive Output Boasting outstanding single-unit processing capacity, it successfully breaks through the production bottlenecks typically associated with traditional pendulum mills.
High-Performance Blower Configuration The blower system employs oil lubrication, with an oil change cycle of approximately four months.		Integrated, Comprehensive Solutions Equipped with specialized testing instrumentation, we provide comprehensive, end-to-end solutions encompassing design, equipment supply, construction, and after-sales service support.
High-Precision, New-Generation Variable-Frequency Classifier Variable frequency control technology is employed to achieve highly precise adjustment of powder fineness.		Energy-Efficient and Eco-Friendly Having obtained industrial environmental compliance certification, the system fully adheres to all national environmental protection standards.

Key Considerations When Selecting a Raymond Mill
Once you have determined that the material is generally suitable, you must also consider the following factors to ensure optimal results:
Material Hardness: This is the primary factor, as it directly determines the service life of wear parts and overall production costs.
Feed Size: Raymond mills typically require an input particle size of 20-30 mm or less.
Product Fineness: The fineness of the finished product from a Raymond mill is typically adjustable within the range of 80 to 600 mesh (with the finest settings reaching approximately 1000 mesh); you must clearly define your specific target fineness.
Moisture and Viscosity: If the material is slightly moist, a complementary drying system can be integrated.
Output Requirements: The output capacity of different Raymond mill models varies, ranging from a few hundred kilograms to several tens of tons per hour.
Typical Application Industries
Building Materials: Cement, Putty Powder, Gypsum Board
Chemicals: Rubber, Plastics, Coatings, Paper Fillers
Environmental Protection: Desulfurization Limestone Powder
Metallurgy, Glass, and Ceramics (Raw Materials)
Feed and Fertiliser Additives (Calcium Powder)
How to pack?
Our castor bean hulling machines use custom-made cartons made from carefully selected high-strength solid wood to ensure stable and reliable packaging from the outset. The wood undergoes rigorous drying processes to maintain optimal moisture content, effectively preventing deformation and cracking caused by humidity fluctuations. This guarantees that the cartons maintain their structural integrity throughout long-distance transportation and storage.
Related production lines
This is a complete dry-process powder production line utilising a Raymond mill. It is specifically designed to process medium-to-low hardness minerals, such as limestone, calcite, and barite, into industrial-grade powders, finding widespread application in sectors including building materials, chemicals, and environmental protection.
I. Overall Process Flow (From Raw Materials to Finished Products)
Raw Material Crushing → Lifting & Conveying → Quantitative Feeding → Main Mill Grinding → Classification & Separation → Finished Product Collection → Dust Removal & Purification

Core Advantages of the Production Line
Full Negative-Pressure Operation: Ensures zero dust leakage, meets environmental compliance standards, and maintains a clean workshop environment.
High Degree of Automation: The entire process, from feeding to collection, is controlled via PLC systems, resulting in significantly reduced labor costs.
Adjustable Product Fineness: The fineness (mesh size) of the powder can be flexibly controlled by adjusting the classifier's rotational speed, thereby meeting the diverse requirements of various industries.
High Cost-Effectiveness: Compared to large-scale equipment such as vertical roller mills, this system entails lower initial investment costs, making it an ideal solution for small-to-medium scale powder processing projects.
Factory display pictures
Our factory specialises in non-standard customisation, modifications for specific operating conditions, and integrated production line design. We offer tailored, complete-line solutions-custom-engineered to meet each client's specific site constraints, material characteristics, production volume requirements, and finished product standards. Prior to shipment, every piece of equipment undergoes rigorous multi-stage testing; we maintain strict quality control over welding, material selection, and assembly processes. Furthermore, critical wear parts are fabricated from wear-resistant alloy steel to extend the equipment's service life and minimise long-term maintenance costs.
Leveraging our extensive experience in international trade, our products are exported to numerous countries and regions worldwide. We are well-versed in cross-border order procedures, secure packaging and reinforcement, maritime logistics, and the coordination of customs clearance documentation. Consequently, we are able to provide clients with expert technical consultation, equipment selection guidance, video-assisted installation and commissioning support, and comprehensive long-term after-sales service.
Guided by our core philosophy of "Quality First, Customer Foremost, Pragmatism, and Mutual Success," and backed by our robust manufacturing capabilities, superior equipment quality, and attentive international trade services, we are dedicated to becoming a trusted, long-term supplier of mechanical equipment for clients across the globe