YGM High Pressure Grinding Mill: Complete Model Guide (YGM65 - YGM190)

1. Overview of YGM High Pressure Grinding Mill

The YGM High Pressure Grinding Mill (also known as High Pressure Suspension Grinding Mill) is an advanced ultrafine powder processing equipment developed by Mascot Heavy Industry. Building upon traditional Raymond mill technology, the YGM series integrates high-pressure spring loading, optimized grinding cavity design, and precision classification to deliver superior performance in non-metallic mineral processing, building materials, chemical engineering, and metallurgy.

Compared with conventional grinding mills, the YGM series features a high-pressure spring system that applies 1000-1500kg of additional pressure to the grinding rollers, significantly improving grinding efficiency and product fineness. The mill employs a closed-loop air circulation system with a high-efficiency classifier, enabling precise control over particle size distribution from 30 to 425 mesh. Its modular design reduces installation time and simplifies maintenance, while the integrated PLC control system provides real-time monitoring and one-touch operation.

The YGM series spans eight models from compact YGM65 to large-scale YGM190, covering capacities from 0.4 t/h to 36 t/h. Among these, models YGM85, YGM95, YGM130, and YGM160 represent the most widely deployed configurations, offering an optimal balance of throughput, energy consumption, and capital investment for mid-to-large-scale grinding operations worldwide.

2. Complete Technical Parameters: YGM65 - YGM190

The following table presents the full technical specifications for all eight YGM High Pressure Grinding Mill models. Models highlighted in bold are the most popular configurations for mainstream industrial applications.

Table 1: Complete YGM High Pressure Grinding Mill technical parameters. Highlighted rows represent the most popular models.

3. Popular Models - Detailed Analysis

3.1 YGM85 High Pressure Grinding Mill - The Entry-Level Workhorse

The YGM85 is the most popular entry-to-mid-level model in the YGM series, widely adopted by small-to-medium mineral processing plants and powder production facilities. Its compact footprint (5300x4100x5200mm) and modest 22kW motor make it an economical choice for operations requiring 1.2-4 tons per hour of finished powder at 30-425 mesh.

The YGM85 is frequently chosen as a company's first grinding mill. With its 3-roller design and 830mm grinding ring, it delivers reliable performance for processing calcite, limestone, and dolomite into 200-325 mesh powder. The YGM85B variant shares identical hardware but supports finer output down to 0.03mm, making it suitable for applications requiring enhanced fineness at a slight capacity trade-off (1.2-3.5 t/h).

3.2 YGM95 High Pressure Grinding Mill - The Versatile Mid-Range Performer

The YGM95 marks a significant step up with its 4-roller configuration and 45kW main motor, delivering 2.1-5.6 t/h. It is the most frequently ordered model for medium-scale powder processing plants, striking an ideal balance between capacity, footprint, and energy efficiency.

The YGM95's 4-roller design and enlarged 950mm grinding ring provide a 40-50% capacity increase over the YGM85 while maintaining manageable power consumption. It is the recommended model for operations targeting 3-5 t/h output, commonly deployed in calcium carbonate plants, gypsum powder production lines, and barite processing facilities across Southeast Asia and the Middle East.

3.3 YGM130 High Pressure Grinding Mill - The Industrial-Grade Standard

The YGM130 is the definitive mid-to-large-scale grinding solution, equipped with five rollers and a powerful 90kW motor. Processing 2.5-9.5 t/h, it serves as the backbone for industrial grinding operations requiring sustained high throughput and consistent product quality.

The YGM130 is the standard choice for established mineral processing companies. Its five 410x230mm rollers and 1280mm grinding ring diameter provide the stability and throughput required for 24/7 operation. With a capacity ceiling of 9.5 t/h at coarse settings, it handles diverse materials from soft limestone to harder petroleum coke. The 90kW main motor and reinforced frame design ensure reliable long-term performance in demanding environments.

3.4 YGM160 High Pressure Grinding Mill - The High-Capacity Powerhouse

The YGM160 is the top-selling large-scale model, equipped with six 450x300mm rollers and a 132kW motor, delivering 8-16 t/h. It is engineered for high-volume grinding operations where throughput and efficiency are paramount.

With six rollers measuring 450x300mm and a 1600mm grinding ring, the YGM160 is purpose-built for large-scale production. Its 8-16 t/h capacity range makes it the preferred choice for dedicated powder production plants serving regional markets. The reinforced main frame and high-capacity classifier ensure stable operation at maximum throughput, and the 132kW motor delivers sufficient torque for even the hardest permissible materials.

4. Other Models - Quick Reference

4.1 YGM65 - The Laboratory & Small-Batch Specialist
The YGM65 is the smallest unit, featuring 3 rollers (210x150mm) and a 15kW motor, producing 0.4-1.8 t/h. Its compact dimensions (4100x3300x4500mm) make it ideal for laboratory testing, R&D centers, and small-batch specialty powder production. While not suited for commercial-scale production, it serves as a cost-effective pilot unit for process validation before scaling to larger models.

4.2 YGM75 - The Compact Production Starter
The YGM75 bridges the gap between lab-scale and full production, with 3 rollers (260x150mm) and an 18.5kW motor producing 1-3 t/h. It is occasionally selected by startups and small workshops with limited space and budget. For most users, however, the YGM85 offers better long-term value at a marginal cost increase.

4.3 YGM85B - The Fine-Powder Variant
The YGM85B shares the YGM85's mechanical platform (3 rollers, 270x150mm, 22kW) but features a modified classifier optimized for finer output (0.613-0.03mm). Its capacity range of 1.2-3.5 t/h is slightly lower than the standard YGM85. This model is specified for applications requiring enhanced fineness, such as high-grade calcium carbonate fillers and specialized chemical powders.

4.4 YGM190 - The Maximum-Capacity Flagship
The YGM190 is the largest YGM model, featuring 6 rollers (500x330mm) driven by a 250kW motor. With a capacity of 18-36 t/h and a grinding ring inner diameter of 1900mm, it targets ultra-large-scale operations such as centralized powder production bases and large mining complexes. Due to its substantial power requirements and investment cost, it is deployed selectively for projects where throughput demands justify the scale.

5. Model Selection Guide

6. Standard System Configuration

A complete YGM High Pressure Grinding Mill system includes the following components:

• YGM Mill Main Body - High-pressure spring-loaded grinding assembly with rollers, grinding ring, and main frame
• High-Efficiency Classifier (Analyzer) - Dedicated variable-speed motor for precise particle size control (30-425 mesh)
• High-Pressure Blower - Circulates air through the system; model matched to mill capacity
• Cyclone Collector - Primary powder collection with high separation efficiency
• Pulse Dust Collector (LQM Series) - Baghouse filtration for environmental compliance (≤30mg/m³ emissions)
• Bucket Elevator - Vertical material transport from feed hopper to mill inlet
• Electromagnetic Vibrating Feeder - Uniform feeding with adjustable rate control
• PLC Intelligent Control System - Centralized control cabinet with touchscreen HMI, interlock protection, and remote monitoring capability
• Piping & Ductwork - Complete air and material transport system with expansion joints

7. Core Technical Advantages of YGM Series

7.1 High-Pressure Spring Loading System
Each grinding roller is equipped with a high-tension spring assembly applying 1000-1500kg of additional pressure. This increases the grinding force on the material bed by approximately 40-60% compared to standard Raymond mills, resulting in higher throughput and finer output at the same motor power.

7.2 Optimized Grinding Cavity Design
The grinding ring and roller geometry are precision-engineered with an optimized wear profile. The curved roller surface and matched ring contour maximize the contact area, ensuring uniform material grinding and extending wear-part service life to 6-12 months under normal operating conditions.

7.3 Multi-Roller Scalability
The YGM series scales from 3 to 6 rollers, allowing users to match roller count to required throughput. Each additional roller adds roughly 40-60% more capacity, providing a clear upgrade path as production demands grow.

7.4 Energy-Efficient Closed-Loop System
The closed-loop air circulation design recycles airflow within the system, reducing energy consumption by 25-30% compared to open-circuit grinding systems. Negative-pressure operation minimizes dust leakage, ensuring a clean working environment.

7.5 Wide Material Compatibility
The YGM series processes materials with Mohs hardness below 7 and moisture content under 6%, including limestone, calcite, dolomite, barite, gypsum, talc, calcium carbonate, marble, feldspar, bentonite, kaolin, bauxite, manganese ore, iron ore, and petroleum coke.

8. Application Case Study

Case 1: Southeast Asian Limestone Powder Plant - YGM130 Deployment
A building materials company in Southeast Asia required a reliable grinding solution for producing 200-mesh limestone powder at 7-8 t/h. After evaluating multiple options, they selected the Mascot YGM130 High Pressure Grinding Mill complete system.

The installation, including foundation preparation and commissioning, was completed within 30 days. Post-commissioning performance data confirmed:

• Stable output of 7.5 t/h at 200 mesh (D97 pass rate)
• Per-ton energy consumption reduced by 28% vs. previous system
• Dust emissions maintained ≤25mg/m³, compliant with local regulations
• Labor cost reduced by 20% through PLC automated operation
• Annual maintenance cost reduced by 15% due to extended wear-part life

9. Frequently Asked Questions

Q1: How do I choose between YGM85, YGM95, and YGM130?
The decision depends primarily on required capacity. YGM85 (1.2-4 t/h) suits small operations; YGM95 (2.1-5.6 t/h) is ideal for medium-scale plants; YGM130 (2.5-9.5 t/h) targets industrial-scale production. Consider future expansion plans - choosing one model higher than current needs often provides better long-term value.

Q2: What is the difference between YGM85 and YGM85B?
Both share identical hardware (3 rollers, 270x150mm, 22kW, 830mm ring). The YGM85B is equipped with a modified classifier tuned for finer output (0.03mm minimum vs. 0.033mm), trading approximately 0.5 t/h capacity for improved fineness. Choose YGM85B only when the application specifically requires finer output than the standard YGM85 can deliver.

Q3: What is the typical wear-part replacement interval?
Grinding rollers and ring: 6-12 months for standard materials (limestone, calcite). For harder or more abrasive materials, expect 3-6 months. Regular maintenance, proper feed sizing, and consistent material flow extend service life.

Q4: Can the YGM mill handle materials with moisture above 6%?
For materials with moisture content exceeding 6%, pre-drying is recommended. Operating with high-moisture feed can cause material adhesion to rollers and ring, reducing efficiency and potentially causing blockages. The recommended moisture limit for direct feeding is <6%.

Q5: What is the typical delivery and installation timeline?
Standard models (YGM85-YGM160) ship within 15-25 days after order confirmation. Installation typically requires 20-30 days including foundation work and commissioning. Engineer-guided installation and operator training are included with every system purchase.

10. Why Choose Mascot YGM High Pressure Grinding Mill?

• 8-Model Complete Range: From 0.4 t/h to 36 t/h, one supplier covers all capacity requirements
• ISO 9001:2015 Certified: All YGM mills manufactured under strict quality management standards
• 15+ Years Grinding Expertise: Continuous R&D investment in high-pressure grinding technology
• Global Installation Base: 500+ YGM mills operating across 30+ countries
• Full Lifecycle Support: Pre-sales project design, on-site installation guidance, operator training, and responsive after-sales service
• Competitive Lead Times: Standard models maintained in production schedule for rapid delivery

About of Mascot

Zhengzhou Mascot Industry is a high-tech mining equipment company integrating R&D, manufacturing, sales, and after-sales service. Focusing on crushing, grinding, and mineral processing equipment, we provide professional solutions to our customers. We are ISO9001:2015、certified, and our products include mobile crushing palnts, crawler crushing plant,construction waste crushing plants, jaw crushers, sand making machines, cone crushers, fine crushers,grinding mills, ball mills, etc., all with reliable performance to meet diverse project needs.

Our advantages:

• Professional pre-sales support: Free project design and comprehensive solutions to help you accurately select the right equipment;

• Comprehensive on-site service: Providing installation guidance and worker training to ensure smooth equipment commissioning;

• Reliable after-sales guarantee: A complete after-sales system, timely response to technical inquiries and equipment maintenance, ensuring long-term stable operation.

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