360° Planetary Ball Mill OPBM-(8-12) 1.5KW ATOMFAIR®

Price range: $7,264.00 through $21,552.00

Institutional Procurement & Supply Compliance: As a verified US supplier, Atomfair accepts formal institutional Purchase Orders (POs), contract billing schedules, and custom procurement loops for university and national laboratories, and corporate R&D departments globally.

OPBM-(8-12) 360° rotating planetary ball mill with 0–580 rpm jar speed, 1.5KW motor, Φ275mm orbit, and 162mm jar holder ID. main unit only. Order now.

SKU: AFOPBM812
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Description

OPBM-(8-12) 360° ROTATING PLANETARY BALL MILL 1.5KW OMNIDIRECTIONAL

LABORATORY & PRODUCTION GRADE EQUIPMENT

Product Overview

The OPBM-(8-12) is a compact laboratory and production-grade omnidirectional planetary ball mill for ultra-fine grinding and homogenization. With a 360° overturning planetary disk on its vertical planetary structure, it delivers full 360° grinding coverage inside jars to produce finer, more uniform powder and eliminates common issues of material sedimentation and wall adhesion. Powered by a 1.5kW drive system, it has a jar rotation speed of 0–580 rpm and a Φ275 mm jar orbit diameter, supports up to 4 simultaneous grinding jars with a total volume range of 8–12L (2–3L per single jar), accepts feed sizes ≤3mm (≤10mm for soil) and achieves a final discharge size down to 0.1μm. It adopts gear drive with inverter stepless speed regulation, is equipped with a touchscreen control system featuring forward/reverse alternation, timing and power-off memory, and comes with a brake-locking overturn motor for safe stopping at any angle. With overall dimensions of 1360×850×930 mm and a net weight of 430 kg, it is widely applicable to R&D and small-batch production across multiple industries; the listed price covers the main machine only, and grinding jars and media are available for separate order.

Technical Parameters

Model Jar Rotation Speed (rpm) Jar Holder ID (mm) Motor Power Jar Orbit Diameter (mm) Overall Dimensions (mm) Net Weight (kg)
OPBM-0.4 0~870 80 250W Φ140 900×570×666.5 136
OPBM-(2-6) 0~670 134 0.75KW Φ234 1330×810×860 305
OPBM-(8-12) 0~580 162 1.5KW Φ275 1360×850×930 430
OPBM-16 0~510 182 3KW Φ320 1530×1018×1100 580
OPBM-20 0~430 222 4KW Φ385 1700×1210×1300 1180
OPBM-40 0~390 250 5.5KW Φ430 1900×1450×1480 1430
OPBM-100 0~240 326 11KW Φ578 2939×1680×2450 3900

General Technical Parameters

Item Specification
Transmission Mode Gear drive
Working Mode Two or four grinding jars working simultaneously
Max. Loading (Material + Grinding Balls) Two-thirds of jar volume
Jar Volume 0.05L–3L per jar, total 0.2L–12L
Feed Size Soil ≤10mm; others ≤3mm
Discharge Size Down to 0.1μm (varies by material and process)
Speed Ratio (Revolution : Rotation) Refer to main parameters
Rotation Speed Refer to main parameters
Speed Control Stepless speed regulation by brand inverter

Standard Configuration

Item Description
Main grinding unit 1 pc (Included in Price)
Grinding jars Compatible with 4 × 2 L jars (total 8 L) or 4 × 3 L jars (total 12 L) (Order Separately)
Available Materials: WC-Co · Al₂O₃ · Agate · YSZ · SS · PU · Ceramic · Nylon
Grinding balls 40% of the jar capacity (Order Separately)
Available Materials: WC-Co · Al₂O₃ · Agate · YSZ · SS · IC-PU

Product Features

  • Professional industrial exterior design with lean manufacturing and exquisite workmanship.
  • Machined parts adopt CNC technology; transmission gears are precision-made from special materials, ensuring stable, safe and low-noise high-speed operation.
  • The overturning motor features brake locking, allowing stopping at any angle safely and reliably.
  • Equipped with a microcomputer touch screen for convenient operation and a simple, intuitive interface.
  • Supports forward and reverse alternating control with timer and power-off memory functions.
  • Optional integrated microcomputer touch-screen PLC control panel.

PACKAGING: This listing is priced for the OPBM-(8-12) main unit only. The standard configuration includes 1 pc grinding host machine with 360° overturning mechanism, gear drive transmission, and brand-name inverter speed control. Grinding jars and grinding balls are ordered separately. The OPBM series is available from 0.4 L through 100 L models. Installation guidance and operational training support are provided upon request.
IMPORTANT NOTICE: The listed price is for the main unit; grinding jars and balls must be ordered separately. Select jar and ball materials compatible with your target material to avoid cross-contamination. The overturning mechanism requires adequate clearance space around the equipment for safe 360° rotation. For detailed installation, operation, and maintenance instructions, consult the user manual prior to first use. If you have specific requirements for other OPBM models or custom configurations, please contact us at inquiry@atomfair.com.
TAILORED SOLUTIONS FOR RESEARCH
Contact our engineering team for technical support or official quotations.
EMAIL: inquiry@atomfair.com
Manufacturer: Atomfair LLC
Brand: ATOMFAIR®

The mill requires a stable, level surface with adequate clearance for the 360° overturning mechanism. All grinding jars and media must be selected for chemical compatibility with the target material to prevent cross-contamination and maintain equipment integrity.

  • Jar Loading Limit: Jar loading must not exceed two-thirds of jar volume to prevent overloading and ensure safe operation.
  • Feed Size Constraint: Feed material size must be ≤3 mm (≤10 mm for soil) to avoid jamming or damage to the mill.
  • Overturning Mechanism Clearance: Adequate clearance space around the equipment is required for safe 360° rotation of the overturning mechanism.
  • Brake-Locking Motor Safety: The brake-locking overturn motor enables safe stopping at any angle but requires periodic inspection and maintenance.
  • Power-Off Memory: The touchscreen control system retains power-off memory; verify settings before resuming operation after an interruption.

Follow these steps to safely prepare and start the omnidirectional planetary ball mill. Ensure all safety checks are completed before operation.

Required Equipment: Grinding jar set (compatible with 4×2L or 4×3L jars, ordered separately), Grinding media (ordered separately, 40% of jar capacity)

  1. Inspect and Clear Area
    Inspect the equipment for any visible damage and confirm adequate clearance around the unit for 360° rotation.
  2. Select and Install Jars
    Select and install compatible grinding jars and balls appropriate for the material to be processed.
  3. Load Material and Media
    Load the material and grinding balls into jars, ensuring total volume does not exceed two-thirds of jar capacity.
  4. Set Parameters
    Set the jar rotation speed and grinding time using the touchscreen control panel.
  5. Position Jars
    Engage the brake-locking overturn motor to position the jars at the desired angle.
  6. Start and Monitor
    Start the mill and monitor the operation for any unusual noise or vibration.
  7. Complete and Secure
    Allow the mill to stop completely before opening the lid or removing jars.

How does the 360° overturning mechanism in the OPBM-(8-12) improve grinding outcomes compared to conventional planetary ball mills?

The 360° overturning planetary disk provides full grinding coverage inside jars, eliminating material sedimentation and wall adhesion that occur in fixed-angle mills. This results in finer, more uniform powder, as stated in the product overview.

Which jar and ball material combination is recommended for trace-metal-free grinding in the OPBM-(8-12)?

For trace-metal-free grinding, natural agate (SiO₂) jars and matching agate grinding balls are recommended. The product description explicitly lists agate jars as suitable for "zero-metal analysis" and agate balls as available for contamination-sensitive applications.

How does the brake-locking overturn motor ensure safe operation of the OPBM-(8-12) during the milling process?

The brake-locking overturn motor allows the planetary disk to stop at any angle, preventing unintended rotation during jar loading, unloading, or inspection. This safety feature is explicitly described in the product features section.

The OPBM-(8-12) is a 1.5 kW omnidirectional planetary ball mill featuring a 360° overturning planetary disk that eliminates material sedimentation and wall adhesion, achieving final discharge sizes down to 0.1 μm. While it offers precise control via a touchscreen with forward/reverse alternation and power-off memory, it requires separate purchase of jars and media with careful material selection, and adequate clearance space for safe 360° rotation.

Positive

  • 360° overturning eliminates sedimentation: The full 360° overturning mechanism on the vertical planetary structure ensures complete grinding coverage inside jars, preventing material sedimentation and wall adhesion for finer, more uniform powder.
  • Touchscreen with advanced control features: Equipped with a microcomputer touch screen that supports forward/reverse alternation, timing, and power-off memory, enabling precise, automated grinding cycles and recall of interrupted programs.

Trade-offs

  • Jars and media ordered separately: Grinding jars and balls are not included with the main unit; users must purchase them separately and ensure material compatibility to avoid cross-contamination.
  • Clearance space required for safe rotation: The overturning mechanism demands adequate clearance around the equipment to permit safe 360° rotation, increasing floor space requirements in the lab.

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.

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).

Additional information

Weight 430 kg
Dimensions 136 × 85 × 93 cm
Combinations

Main Unit, Main Unit +4×2L Al₂O₃ Jars & Media, Main Unit +4×2L YSZ Jars & Media, Main Unit +4×2L Agate Jars & Media, Main Unit +4×3L Al₂O₃ Jars & Media, Main Unit +4×3L YSZ Jars & Media, Main Unit +4×3L Agate Jars & Media