Introduction

The 400G Air Jet Mill is a high-performance powder processing system designed for ultra-fine grinding and precision particle size control. With applications across pharmaceuticals, chemicals, food additives, and advanced materials, this equipment is widely recognized for its energy efficiency, operational flexibility, and reliability.

This guide focuses on the technical specifications of the 400G Air Jet Mill, alongside energy-saving standards, operation tips, maintenance guidelines, and usage methods, ensuring potential buyers and operators can maximize performance and longevity.

1. Technical Specifications

Understanding the key specifications is essential for proper selection and operation. The 400G Air Jet Mill is designed to meet the requirements of high-throughput, precise micronization, and low energy consumption.

Note: Custom configurations are available to meet specific material or process requirements, including GMP compliance, higher throughput, or specialized classification systems.

2. Energy-Saving Standards

The 400G Air Jet Mill is engineered for minimal energy consumption while maintaining high precision and throughput.

2.1 Compliance with International Standards

• ISO 50001 Energy Management: Optimized energy usage for industrial production.

• CE Certification: Ensures compliance with European energy efficiency and safety regulations.

• RoHS Compliance: Materials and components are environmentally friendly.

2.2 Energy Optimization Features

• High-efficiency motors reduce power consumption.

• Optimized airflow system minimizes unnecessary energy loss.

• Advanced classifier design ensures precise particle separation, reducing re-grinding.

• Variable frequency drives (VFDs) adjust motor speed according to load requirements.

3. Operation Tips

Proper operation ensures consistent product quality and extended equipment life.

3.1 Start-Up Procedures

1. Inspect grinding chamber, nozzles, and classifier for cleanliness.

2. Verify compressed air supply, vacuum system, and electrical connections.

3. Conduct a dry run without material to ensure motor and airflow function correctly.

3.2 Material Feeding

• Feed pre-crushed materials uniformly into the milling chamber.

• Avoid overloading, which can reduce grinding efficiency and cause wear.

• For sticky or moisture-sensitive powders, ensure pre-drying or anti-caking treatment.

3.3 Adjusting Particle Size

• Control classifier speed to achieve the desired particle size.

• Monitor air pressure and feed rate to maintain uniformity.

• Record parameters for reproducibility in subsequent batches.

3.4 Shutdown Procedures

1. Stop material feeding and allow the grinding chamber to clear.

2. Turn off motor and airflow systems.

3. Disconnect electrical supply before performing cleaning or maintenance.

4. Maintenance Guidelines

Regular maintenance is essential for reliability, safety, and efficiency.

4.1 Daily Maintenance

• Clean grinding chamber, classifier, and nozzles.

• Inspect air supply lines for blockages or leaks.

• Wipe external surfaces to prevent dust accumulation.

4.2 Weekly Maintenance

• Check wear parts (nozzles, classifiers, seals).

• Verify air pressure, vacuum efficiency, and motor function.

• Lubricate bearings or moving parts as specified by the manufacturer.

4.3 Monthly Maintenance

• Inspect electrical components and control systems.

• Replace air filters or clean vacuum collection units.

• Monitor motor temperature and vibration levels.

4.4 Annual Maintenance

• Full inspection of the grinding chamber, classifiers, airflow system, and motor.

• Replace worn components to prevent unexpected downtime.

• Review operational logs and recalibrate classifiers or sensors if necessary.

5. Usage Methods

The 400G Air Jet Mill can process a variety of materials with precision and efficiency.

5.1 Material Preparation

• Pre-crush or granulate feedstock to ≤5 mm.

• For moisture-sensitive powders, pre-dry materials to below 3% moisture content.

5.2 Operating Environment

• Maintain ambient temperature between 5–40°C.

• Ensure ventilation for dust-free operation and operator safety.

• Monitor air pressure and vacuum levels regularly.

5.3 Batch vs. Continuous Processing

• Batch processing: Ideal for small-scale or laboratory applications.

• Continuous processing: Suitable for high-throughput industrial production.

• Adjust classifier speed and feed rate according to material characteristics.

5.4 Safety Measures During Use

• Always wear PPE (gloves, goggles, dust mask).

• Keep hands and loose clothing away from moving parts.

• Use emergency stop in case of abnormal noise, vibration, or dust leakage.

Conclusion

The 400G Air Jet Mill specifications guide provides a comprehensive overview of this advanced powder processing machine.

Key takeaways:

• Energy-saving standards reduce operational costs and comply with international norms.

• Operation tips ensure consistent particle size and safe usage.

• Maintenance guidelines prolong lifespan and prevent downtime.

• Usage methods cover material preparation, processing modes, and safety.

By following these guidelines and adhering to manufacturer recommendations, operators can achieve optimal performance, high efficiency, and long-term reliability from the 400G Air Jet Mill, making it an ideal choice for industrial and laboratory applications.

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