Description
ATOMFAIR CPM-(8-12)A CRYOGENIC PLANETARY BALL MILL 5-15°C LOW-TEMP GRINDINGRESEARCH & PRODUCTION 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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Safe operation requires adequate ventilation around the refrigeration unit and a stable ambient environment to maintain the 5–15°C cooling range. Jar material compatibility must be verified to avoid cross-contamination, and jar loading must not exceed two-thirds of the jar volume.
- Ventilation requirement: The refrigeration unit requires adequate clearance for air circulation to achieve optimal cooling performance.
- Ambient temperature sensitivity: The temperature control range of 5–15°C is dependent on ambient laboratory conditions and requires a stable environment for consistent results.
- Jar material compatibility: Select jar and ball materials compatible with the target material to prevent cross-contamination during grinding.
- Maximum jar loading: Do not fill grinding jars beyond two-thirds of their total volume to ensure safe and efficient operation.
- Pre-operational manual review: Consult the user manual for detailed installation, operation, and maintenance instructions prior to first use.
This procedure outlines the key steps for initial setup and safe grinding operation. Follow these steps to ensure proper temperature control and avoid equipment damage.
Required Equipment: Grinding jars (ordered separately, compatible with 2 L or 3 L), Grinding balls (ordered separately, typically 40% of jar capacity), User manual
- Position the mill
Place the unit on a level surface with adequate clearance around the refrigeration unit for proper air circulation. - Select compatible jars and media
Select grinding jars and balls that are chemically compatible with the sample material to avoid cross-contamination. - Load the jars
Load the jars with sample, grinding balls, and any required liquid, filling no more than two-thirds of the jar volume. - Secure the jars
Secure the jars in the jar holders and verify that all clamping mechanisms are firmly locked before operation. - Set speed and start cooling
Set the rotation speed using the inverter control and start the refrigeration system, allowing the chamber to stabilize at 5–15°C before beginning the grinding cycle.
How does the 1:1.5 jar rotation ratio of the CPM-(8-12)A affect grinding efficiency compared to standard planetary mills?
The 1:1.5 jar rotation ratio means the jar rotates 1.5 times per revolution of the sun wheel, which increases the centrifugal force on the grinding media and material, enhancing impact and shear forces for finer grinding. This is specified in the technical parameters for the CPM-(8-12)A model, with a revolution diameter of 275 mm and rotation speed up to 580 r/min, enabling output down to 0.1 μm. The trade-off is higher energy input and potential for greater heat generation, which the integrated 3P air-cooled refrigeration unit mitigates by maintaining 5–15°C.
Can the CPM-(8-12)A be used with 2 L and 3 L jars simultaneously, or must all four jars be the same size?
The CPM-(8-12)A is designed for uniform jar sizes in each run; it supports either 4 × 2 L jars (total 8 L) or 4 × 3 L jars (total 12 L), but not a mix of sizes simultaneously. The jar holder ID is 162 mm, and the gear-driven transmission requires balanced loading for stable operation. Mixing jar sizes would cause imbalance and inconsistent grinding results, so select one configuration per batch.
What are the ventilation and ambient temperature requirements for the integrated 3P air-cooled refrigeration unit to maintain 5–15°C?
The refrigeration unit requires adequate ventilation space around the equipment for optimal cooling performance, as stated in the product notice. The 5–15°C temperature control range is dependent on ambient temperature conditions; a stable laboratory environment is necessary for consistent results. The unit uses a compressor-based air-cooled system, so ensure at least 30 cm clearance on all sides for airflow, and avoid placing near heat sources or in enclosed cabinets.
The CPM-(8-12)A is a cryogenic planetary ball mill with an integrated 3P air-cooled refrigeration unit that maintains the grinding chamber at 5–15°C, enabling low-temperature ultrafine grinding down to 0.1 μm for temperature-sensitive materials. Its gear-driven transmission with stepless speed control (0–580 rpm) supports 4 × 2 L or 4 × 3 L jars (total 8–12 L), but jars and grinding media must be purchased separately, and the unit requires a three-phase electrical supply and stable ambient conditions for consistent cooling performance.
Positive
- Integrated cryogenic cooling 5–15°C: The compressor-based air-cooled refrigeration system rapidly removes frictional and exothermic heat, stably maintaining the grinding chamber between 5–15°C for processing temperature-sensitive materials without compromising physicochemical properties.
- Gear drive with stepless speed control: The gear-driven transmission delivers robust torque for heavy loads, while the brand inverter enables precise stepless speed regulation from 0–580 rpm, allowing optimized grinding parameters for ultrafine output down to 0.1 μm with high loading capacity (up to two-thirds jar volume).
Trade-offs
- Jars and media ordered separately: The main unit does not include grinding jars or balls; these must be purchased separately in compatible materials (WC-Co, Al₂O₃, Agate, YSZ, SS, PU, Ceramic, Nylon) to avoid cross-contamination, adding upfront procurement steps.
- Requires three-phase power and stable ambient: The integrated 3P air-cooled refrigeration unit requires a three-phase electrical supply, and the 5–15°C temperature range depends on ambient conditions; adequate ventilation and a stable laboratory environment are necessary for consistent cooling performance.
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).
