OPT-PBM5 Ball Mill

The OPT-PBM5 Ball Mill provides fast, precise micron-level grinding for hard, soft, brittle, tough, and moist materials. With four grinding stations, multiple bowl sizes, inert-gas capability, and rotational speeds up to 400 rpm, it ensures efficient dry or wet grinding with final fineness below 1 µm. Ideal for research and industrial laboratory use.

The OPT-PBM5 Ball Mill is a versatile high-performance grinding instrument designed for rapid size reduction and homogenization of a broad spectrum of sample types. Operating on the impact force principle, it supports dry, wet, and inert-gas grinding, making it suitable for demanding laboratory and industrial applications. Below, the core specifications and functional advantages are presented in an organized table format to highlight the system’s capabilities.

1. General Performance Overview

Feature	Description
Working Principle	Impact force
Suitable Material Types	Hard, medium-hard, soft, brittle, tough, moist
Number of Working Stations	4
Grinding Process	Dry / Wet
Grinding in Inert Gas	Yes
Gas Pressure & Temperature Measurement	Yes
Sample Quantity Range	0.5 – 900 ml
Final Fineness	< 1 µm (material-dependent)
Typical Grinding Time	~ 4 minutes to analytical fineness

2. Grinding Tools & Material Compatibility

Component	Specification
Grinding Tools	Grinding bowls + grinding balls
Available Bowl Materials	Agate, sintered corundum, silicon nitride, zirconium oxide, hardened stainless steel, hardmetal tungsten carbide
Bowl Sizes	500 ml, 250 ml, 80 ml, 45 ml, 12 ml
Grinding Ball Diameter	0.1 – 40 mm
Max. Feed Size	10 mm (material-dependent)

3. Mechanical and Motion Parameters

Parameter	Value
Rotational Speed (Main Disk)	100 – 400 rpm
Transmission Ratio (Disk : Bowl)	1 : –2.19
Effective Diameter of Main Disk	~ 250 mm
Centrifugal Acceleration	22 g

4. Electrical & Acoustic Specifications

Item	Specification
Electrical Details	200–240 V / 1~ / 50–60 Hz / 1730 W
Optional Voltage Version	100–120 V / 1~ / 50–60 Hz / 1470 W
Interfaces	Yes
Sound Pressure Level	Up to approx. 83 dB (depending on setup)

5. Application Summary

The OPT-PBM5 is engineered for laboratories requiring precise micron-level grinding results with maximum efficiency. Its flexible bowl materials, inert-gas capability, high rotational speeds, and accelerated grinding motion make it ideal for materials science, metallurgy, chemistry, geology, pharmaceuticals, and quality control tasks. Consistent performance, short grinding times, and robust construction ensure reliable operation across a wide range of analytical and preparative workflows.