Planetary Ball Mill

Overview

Planetary Ball Mills are used to pulverize solid sample materials through a combination of impact and friction forces. They are available in models with either two or four grinding stations. These mills are compact, fully functional, highly efficient, and operate with low noise, making them ideal for use in scientific research institutions, universities, and other laboratories. A key advantage of these mills is that they can process up to four samples simultaneously, allowing for efficient and rapid sample preparation.

Functional Principle of Planetary Ball Mill

The Planetary Ball Mill operates on the principle of impact and friction. During operation, the grinding balls are lifted by the rotating mill and then fall onto the material to be ground. The impact of the balls helps break the material into smaller particles. Friction occurs when the balls rub against each other and the sample material, further contributing to the grinding process. This combination of impact and friction enables the mill to grind materials to a fine particle size.

Planetary ball mills are versatile and can be used for both wet and dry grinding. They are suitable for processing a wide range of materials, including hard, medium-hard, brittle, and fibrous substances. The mill’s advanced design allows for the production of very fine samples, with particle sizes that can be reduced to less than 100 nm, depending on the material being processed and the grinding conditions.

Applications

Planetary ball mills are commonly used in fields such as materials science, chemistry, biology, and environmental testing. They are particularly effective for applications that require precise and reproducible results, such as:

  • Preparation of powders for research or industrial use.
  • Alloying of materials.
  • Preparation of samples for X-ray diffraction (XRD) or electron microscopy (EM) Mechanical alloying and milling of nanoparticles.
  • Grinding of biological samples, including tissues or cell cultures.

Advantages

High Efficiency

The design of the planetary ball mill ensures high grinding efficiency, leading to faster and more effective sample preparation

Low Noise Operation

The mill operates with minimal noise, making it suitable for laboratory environments

Small Sample Capacity

Despite its small footprint, the planetary ball mill can process a variety of materials in small batches, making it ideal for research applications where limited sample sizes are required.

Adjustable Parameters

Many planetary ball mills allow for customizable settings, such as grinding speed and duration, enabling users to fine-tune the milling process for optimal results

planetary-ball-mill

Specifications

Application Hard, Medium hardness, Brittleness, Fibrous and Viscous material
Field of Application Geology, Metallurgy, Aviation, Lithium, Agriculture, Biology, Powders, Catalysis, Pharmaceuticals, Construction materials, Glass, Ceramics, Electronics etc.
Working Principle Impact and Friction force
Processing Type Grinding, Mixing, Homogenization and alloying
Input Feed size <10mm
Output material size <100nm
Ball mill speed 20 - 800rpm
Speed Ratio 1:2
Time Setting 00:01:00 – 99:59:59
Grinding Bowl Volume 50/100/500/1000ml
 Grinding Dry and Wet mode
Grinding bowl materials Stainless steel, Agate, Tungsten carbide, Zirconia, Nylon, Polytetrafluoroethylene (PTFE), and more.
Emergency Stop Yes
Power Supply 1phase 230v, 50Hz
Dimensions (L x W x H in mm) 750 x 550 x 1300
Net Weight Approximate 130Kg

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