Description
ATOMFAIR DPBM-2 DUAL PLANETARY BALL MILL 2L VARIABLE FREQUENCYLABORATORY GRADE EQUIPMENT
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TAILORED SOLUTIONS FOR RESEARCH
Contact our engineering team for technical support or official quotations.
EMAIL: inquiry@atomfair.com
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Manufacturer: Atomfair LLC
Brand: ATOMFair®
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The DPBM-2 mill requires compatible grinding jar and ball materials to avoid cross-contamination and over-grinding due to its high-energy dual planetary action. Operate only after consulting the user manual and ensure all safety guards are in place before starting.
- Material Compatibility: Select jar and ball materials chemically compatible with the sample to prevent cross-contamination.
- Over-Grinding Prevention: Adjust speed and grinding time according to the dual planetary mill's higher energy output to avoid over-grinding.
- Pre-Operation Reference: Consult the user manual for detailed installation, operation, and maintenance instructions prior to first use.
- Installation Handling: Use appropriate lifting equipment for installation as the unit weighs 250 kg.
- Electrical Supply: Operate within the specified power supply of 220V-50Hz to avoid electrical damage.
This procedure outlines safe initialization and operation of the DPBM-2 mill for high-energy grinding of materials. Follow these steps after selecting compatible jars and media.
Required Equipment: DPBM-2 dual planetary ball mill main unit, Compatible grinding jars (500 ml), Grinding media (balls)
- Select compatible materials
Verify that the selected grinding jar and ball materials are chemically compatible with your sample to prevent contamination. - Load grinding media
Fill each jar with grinding media to approximately 40% of its volume as recommended. - Secure jars
Attach the filled jars onto the mill's jar holders and ensure all lids are tightly sealed. - Program parameters
Set the desired total running time (1–9999 min) and forward-reverse alternating interval (1–999 min) using the variable frequency controller. - Start milling
Start the mill at a low revolution speed (70–560 rpm) and gradually increase as needed while monitoring operation. - Monitor process
Observe the mill for unusual noise or vibration and adjust speed or time if necessary. - Stop and unload
After completion, stop the mill and allow it to come to a complete rest before removing jars.
How does the dual planetary design of the DPBM-2 affect grinding efficiency compared to standard planetary mills, and what are the implications for achieving nanometer-scale particle sizes?
The dual planetary structure of the DPBM-2 drives grinding jars with a larger revolution radius and rotation speed than ordinary planetary mills, multiplying centrifugal force to significantly enhance collision, shearing, and friction. This high-energy input enables some materials to be ground to nanometer scale, but the user must adjust speed and grinding time carefully to avoid over-grinding, as noted in the product documentation.
What jar and ball material combinations are compatible with the DPBM-2 for contamination-free grinding of advanced materials, and how do I select the appropriate materials?
The DPBM-2 accepts 500ml grinding jars in materials including WC-Co, Al₂O₃, Agate, YSZ, SS, PU, Ceramic, and Nylon, and grinding balls in WC-Co, Al₂O₃, Agate, YSZ, SS, and IC-PU. Selection must be based on the target material to avoid cross-contamination; for example, agate (natural SiO₂) is suitable for zero-metal analysis, while WC-Co is recommended for nano-grinding of hard materials. Jars and balls are ordered separately, and material compatibility is critical to maintain sample purity.
What are the infrastructure requirements for installing the DPBM-2 dual planetary ball mill, including power supply, floor loading, and space considerations?
The DPBM-2 requires a 220V-50Hz power supply with a 0.75 kW motor, weighs 250 kg, and has overall dimensions of 1150×800×760 mm. Its thickened steel plate construction ensures stability, but the heavy weight necessitates a reinforced floor or sturdy bench. Installation guidance and operational training are provided upon request, and the unit operates at 60±5 dB noise level, which may require hearing protection in quiet laboratory environments.
The DPBM-2 dual planetary ball mill delivers high-energy grinding via a double planetary structure that multiplies centrifugal force for nanometer-scale particle reduction, with variable frequency speed control and programmable timing. However, the main unit is sold without jars or media, requiring separate procurement and material compatibility selection, and its elevated energy output demands careful speed adjustment to avoid over-grinding.
Positive
- Dual planetary high-energy grinding: Larger revolution radius and rotation speed than ordinary planetary mills multiply centrifugal force, significantly enhancing collision, shearing and friction for nanometer-scale particle sizes.
- Versatile jar and mode compatibility: Accepts 500 ml jars (50–250 ml vacuum jars available) and supports dry, wet, and vacuum grinding modes with programmable forward-reverse timing (1–999 min) and total run time (1–9999 min).
Trade-offs
- Main unit sold without jars or media: Grinding jars and balls must be ordered separately; the buyer must select compatible materials (e.g., Al₂O₃, YSZ, agate) to avoid cross-contamination, adding procurement steps.
- Over-grinding risk at high energy: The dual planetary structure delivers significantly higher energy than standard mills; speed and grinding time must be carefully adjusted to prevent over-grinding of sensitive materials.
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).
