Planetary Ball Mill Semi-Circular 1.5KW XQM-(8-12)A ATOMFAIR®

Description

Vertical Semi-Circular Planetary Ball Mill

Product Introduction

A planetary ball mill is a high-efficiency and precise laboratory-grade powder preparation device, mainly used for material crushing, mixing, dispersion, and nanomaterial preparation. Its core structure consists of a planetary disk, ball milling jars (semi-circular or circular), grinding balls, a drive system, and safety devices. Through the composite motion of revolution and rotation of the planetary wheels, combined with high-energy impact and friction, the equipment achieves efficient grinding of materials. The semi-circular ball milling jar design further optimizes space utilization and grinding efficiency, making it suitable for small-batch and high-precision experimental requirements.

Operating Principle of Planetary Ball Mill

The main disk of the planetary ball mill is equipped with four ball milling jars. When the motor drives the main disk to rotate, the ball milling jars revolve around the main disk shaft and simultaneously rotate under the drive of the main disk’s planetary mechanism, performing planetary motion. The grinding balls inside the jars rub and collide with each other during high-speed planetary motion, enabling efficient grinding and sample mixing.

The vertical semi-circular planetary ball mill is a device used for mixing, fine grinding, small-sample preparation, new product development, and small-batch production of high-tech materials. Our planetary ball mill features a compact size, complete functions, high efficiency, and low noise. It is an ideal powder equipment for research institutes, universities, and enterprise laboratories to obtain research samples (four samples can be obtained simultaneously in each experiment). Equipped with vacuum ball milling jars, it can grind samples in a vacuum state.

Application Scope

Vertical semi-circular planetary ball mills are widely used in geology, mineral resources, metallurgy, electronics, building materials, ceramics, chemical industry, light industry, medicine, environmental protection, and other sectors. They are applicable to the production of electronic ceramics, structural ceramics, magnetic materials, lithium cobalt oxide, lithium manganate, catalysts, fluorescent powders, long afterglow luminescent powders, rare earth polishing powders, electronic glass powders, fuel cells, zinc oxide varistors, piezoelectric ceramics, nanomaterials, wafer ceramic capacitors, MLCC, thermistors (PTC, NTC), dielectric ceramics, alumina ceramics, zirconia ceramics, zinc oxide powder, cobalt oxide powder, Ni-Zn ferrites, Mn-Zn ferrites, and other products.

Product Usage

Materials Science Research: Preparation of nanomaterials, composite materials, and ultra-fine metal/non-metal powders.
Pharmaceutical Field: Mixing of pharmaceutical ingredients, cell disruption, and biological sample pretreatment.
Ceramic & Glass Industry: Uniform dispersion of raw materials and preparation of ceramic slurries such as kaolin.
Electronics & Metallurgy: Fine processing of metal powders, semiconductor materials, and magnetic materials.
Environmental Protection & Agriculture: Analysis of soil/geological samples, waste treatment, and agricultural product quality testing.

Product Features

High Efficiency: The planetary motion mode (revolution + rotation) provides high energy density, significantly improving grinding efficiency compared with traditional equipment.
Uniformity: The three-dimensional motion trajectory ensures thorough mixing of materials and a uniform particle size distribution (down to 0.1 micron).
Versatility: Supports dry/wet grinding and is compatible with ball milling jars of various materials (e.g., stainless steel, ceramics, polyurethane).
Safety & Reliability: Equipped with safety switches, overload protection, and a low-noise design, complying with laboratory safety standards.
Intelligent Control: Variable frequency speed regulation, timed forward and reverse rotation, LED display, and programmed operation to improve experimental repeatability.

For vertical semi-circular planetary ball mills: The equipment shell adopts semi-circular design elements, stamped and formed by high-precision molds, elegant and exquisite, high-end and stable; machined parts are processed by CNC technology, the planetary disk is integrally cast, and the transmission gears are precision gears made of special materials, ensuring stable and quiet operation at high speed; the grinding jar clamping device is easy to operate, safe and reliable.

Core Technical Advantages

The full series adopts variable frequency speed regulation technology for stepless speed change.
Supports forward and reverse alternating operation for more uniform grinding.
Precise setting of running time up to 9999 minutes.
Precise coordination of revolution and rotation speeds to ensure the optimal grinding effect.

Safety Protection Design

All models comply with noise control standards.
Motor overload protection device.
Emergency stop function.
Wide voltage adaptation range and strong stability.

Application Coverage

Meets full-range demands from small-batch laboratory use to industrial production.
Compatible with ball milling jars of various specifications, including vacuum ball milling jars.
Suitable for materials science, chemistry, pharmacy, and other fields.

Technical Parameters

No.	Model	Style	Grinding Jar Rotation Speed (rpm)	Grinding Jar Holder Inner Diameter (mm)	Motor Power	Grinding Jar Revolution Diameter (mm)	Overall Dimensions (mm)	Net Weight (kg)
1	XQM-0.2	Micro Type	0~1160	50	90W	Φ111	420×260×310	25
2	XQM-0.2S	Micro Glove Box Type	0~1160	50	90W	Φ111	Main Unit 390×220×270 Control Box 200×180×240	29
3	XQM-0.4A	Semi-Circular Type	0~870	80	250W	Φ140	530×300×360	34
4	XQM-6	—	0~670	134	0.75KW	Φ234	760×470×580	100
5	XQM-4A	Semi-Circular Type	0~670	134	0.75KW	Φ234	760×470×600	85
6	XQM-(8-12)	—	0~580	162	1.5KW	Φ275	900×600×640	168
7	XQM-(8-12)A	Semi-Circular Type	0~580	162	1.5KW	Φ275	880×560×642	150
8	XQM-16A	Semi-Circular Type	0~510	182	3KW	Φ320	950×600×710	205
9	XQM-20	—	0~430	222	4KW	Φ385	1200×790×930	392
10	XQM-40	—	0~390	250	5.5KW	Φ430	1400×880×1070	656
11	XQM-60	—	0~260 (1:1.5)	275	7.5KW	Φ490	1600×1070×1250	950
12	XQM-100	—	0~240 (1:1.5)	326	11KW	Φ578	1750×1140×1330	1300
13	XQM-200	—	0~215	460	22KW	Φ738	2670×1600×2804	2725

Working Principle

Planetary Motion Mechanism: The turntable drives the ball milling jars to revolve around the main shaft, while the jars rotate at high speed, forming a composite centrifugal force field.
Grinding Effect: Grinding balls inside the jar collide with materials at high speed under centrifugal force, generating shearing, impact, and friction forces to achieve crushing and mixing.
Parameter Control: Precisely control the finished product particle size by adjusting the rotation speed (e.g., 200-800 rpm), grinding time, and ball-to-material ratio.

Selection Guide

Sample Properties: Wear-resistant jars (e.g., tungsten carbide) are required for hard materials; the low-temperature grinding mode is optional for brittle or heat-sensitive materials.
Processing Capacity: Choose a single-jar or four-jar configuration according to experimental needs, with the loading capacity not exceeding 2/3 of the jar volume.
Grinding Objective: Nanoscale grinding requires a high rotation speed (≥500 rpm) and small-sized grinding balls (e.g., zirconia balls).
Equipment Parameters: Focus on motor power (e.g., 0.75-2.2 kW), maximum centrifugal acceleration, and timing function.
Safety & Maintenance: Prioritize models with automatic shutdown, fault alarm, and easy disassembly design to reduce maintenance costs.

Supporting Products Supply

We also supply various grinding balls: stainless steel balls, zirconia balls, alumina balls, PU balls, carbon steel balls, tungsten balls, agate balls, cemented carbide balls, silicon nitride balls, high wear-resistant steel balls, manganese steel balls, nylon balls, cemented carbide, glass, and other special metal materials.

We also provide ball milling jars of various materials: agate, alumina corundum ceramics, zirconia ceramics, silicon nitride ceramics, silicon carbide ceramics, stainless steel, wear-resistant steel, manganese steel, nylon, polyurethane, cemented carbide, crystal glass, etc.

Constraints

The equipment requires vacuum-compatible ball milling jars for grinding under reduced pressure to prevent sample contamination. Safety devices must be verified operational prior to each use to mitigate risks from high-speed planetary motion and electrical hazards.

Vacuum Jar Seal: Vacuum ball milling jars must be adequately sealed to maintain vacuum conditions during the grinding process.
Grinding Ball Integrity: Grinding balls and jar linings must be selected to withstand the high-energy impacts without fracturing or contaminating the sample.
Load Balance: Jars must be evenly loaded and symmetrically mounted on the planetary disk to prevent imbalance and excessive vibration.

HowTo

This procedure describes the safe initialization and operation of the planetary ball mill for ultrafine grinding. The steps cover jar preparation, sealing, mounting, and the grinding cycle.

Required Equipment: Planetary ball mill unit with motor drive, Semicircular ball milling jars with lids, Grinding balls of appropriate material and size

Load jars
Load the sample material and grinding balls into each ball milling jar, filling to no more than two-thirds of the jar volume.
Seal jars
Seal the jar lids tightly, and if vacuum grinding is required, connect the vacuum valve and evacuate the jar to the desired vacuum level.
Mount jars on planetary disk
Mount the sealed jars onto the planetary disk in diametrically opposite positions to ensure balanced rotation.
Activate motor
Start the motor drive to initiate planetary motion (revolution plus rotation) and allow the grinding cycle to proceed for the desired duration.
Stop and cool
After the set time, stop the motor and allow the mill to come to a complete halt before opening the lid to retrieve the ground sample.

FAQ

When selecting jar materials for the Atomfair XQM-(8-12)A, how does the choice between stainless steel and ceramic jars affect grinding efficiency and sample contamination risk?

Stainless steel jars provide high impact energy for hard materials but risk iron contamination, whereas ceramic jars minimize metal contamination for high-purity applications such as electronic ceramics or battery materials. The mill supports jar materials including stainless steel, ceramics, and polyurethane, allowing users to tailor the trade-off between grinding efficiency and contamination based on the desired final particle size down to 0.1 micron.

Can the Atomfair XQM-(8-12)A be used for vacuum-assisted grinding of air-sensitive battery materials, and what infrastructure is required?

Yes, when equipped with optional vacuum ball milling jars, the mill can grind samples in a vacuum state, making it suitable for air-sensitive battery precursors and other reactive materials. The four-jar configuration allows simultaneous processing of up to four samples under vacuum, and no additional infrastructure beyond the vacuum jar accessory is required because the integrated variable frequency speed regulation and safety features support sealed operation.

What safety precautions are integrated into the Atomfair XQM-(8-12)A to prevent accidents during high-energy milling of potentially combustible powders?

The mill includes an emergency stop function, motor overload protection, and safety switches as standard, all complying with noise control standards. These protections allow immediate shutdown and prevent motor burnout when processing reactive or combustible powders, and the stable transmission from precision gears and low-noise design further enhance safe laboratory operation.

Assessment

The Atomfair XQM-(8-12)A semi-circular planetary ball mill delivers high-efficiency ultrafine grinding via planetary motion, achieving particle sizes down to 0.1 micron. However, its design prioritizes small-batch precision work and requires optional vacuum jars for inert atmosphere processing, which limits throughput and adds procurement considerations.

Positive

High energy density planetary grinding: The composite revolution and rotation motion provides significantly higher energy density than traditional mills, enabling efficient ultrafine grinding.
Uniform particle size control: Three-dimensional motion ensures thorough mixing and narrow particle size distribution down to 0.1 micron, critical for advanced materials research.

Trade-offs

Small batch capacity limitation: Designed for small-batch, high-precision experiments; not intended for continuous production-scale milling due to limited throughput.
Vacuum grinding requires optional jars: While the mill can grind in vacuum, it requires purchasing optional vacuum ball milling jars, adding cost and lead time for users needing inert atmosphere processing.

Quality Standards & Performance Verification

Every advanced material, component, equipment, and instrument in our catalog is backed by rigorous testing. We maintain strict internal quality management frameworks and align with CE conformity metrics to deliver transparent, reproducible performance data via our public open-science repository.

To request raw batch performance data, submit formal vendor registration paperwork, or execute a fast-turnaround R&D manufacturing loop, contact us at inquiry@atomfair.com.

Shipping & Returns

Item is dispatched under the Atomfair Shipping & Delivery Framework (Free worldwide shipping on orders over $59 USD). Return is governed by the Atomfair Return & Refund Policy (7-day technical return window).