ATOMFAIR LNPM-8C LIQUID NITROGEN PLANETARY BALL MILL -40°C 4-STATIONRESEARCH & PRODUCTION GRADE EQUIPMENT
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TAILORED SOLUTIONS FOR RESEARCH & PRODUCTION
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 LNPM-8C requires a well-ventilated operating area to mitigate nitrogen gas displacement hazards. Liquid nitrogen consumption is approximately 4–5 L/h under 0–10°C conditions, and the system must be connected to a filled 50 L liquid nitrogen tank.
- Temperature Control: The grinding chamber maintains a temperature range of -40°C to 20°C via continuous liquid nitrogen injection.
- Ventilation Requirement: Adequate ventilation is required in the operating area due to nitrogen gas displacement from liquid nitrogen cooling.
- LN2 Tank: The included 50 L empty liquid nitrogen tank must be filled with liquid nitrogen and connected to the mill for operation.
- Jar Compatibility: Grinding jars and balls are ordered separately and must be compatible with the 4-station 2 L jar configuration.
This procedure outlines the steps to safely set up and operate the LNPM-8C cryogenic ball mill. The system requires proper ventilation, liquid nitrogen supply, and installation of grinding jars and balls.
Required Equipment: 50 L liquid nitrogen tank, Grinding jars (2 L, suitable material), Grinding balls
- Ensure ventilation and safety
Ensure the operating area is well-ventilated and all cryogenic safety protocols are in place. - Connect liquid nitrogen supply
Fill the 50 L liquid nitrogen tank with liquid nitrogen and connect it to the mill's supply port. - Install grinding jars and balls
Install the appropriate grinding jars and balls into the four stations, ensuring each jar is properly sealed. - Set parameters and start
Set the desired temperature and rotation speed on the control panel, then start the grinding process.
Can the LNPM-8C perform cryogenic grinding under inert atmosphere or vacuum conditions?
Yes, the LNPM-8C supports vacuum grinding jars, enabling inert gas or vacuum atmosphere cryogenic grinding for air-sensitive materials. The four-station platform accommodates vacuum jars, and the liquid nitrogen cooling system maintains temperatures as low as -40°C within the insulated chamber, providing complete environmental isolation during processing.
What is the recommended liquid nitrogen supply setup for continuous operation of the LNPM-8C?
The LNPM-8C includes a 50 L empty LN2 tank. Under 0–10°C operating conditions, liquid nitrogen consumption is approximately 4–5 L/h, providing roughly 10–12.5 hours of continuous operation per tank fill. Adequate ventilation is required due to nitrogen gas displacement, and cryogenic safety protocols must be followed.
What jar materials are compatible with the LNPM-8C for cryogenic grinding?
The LNPM-8C accepts 2 L grinding jars made from WC-Co, Al₂O₃, Agate, YSZ, SS, PU, Ceramic, and Nylon. Jars and grinding balls are ordered separately. The choice of jar material depends on sample contamination requirements and abrasion resistance; for example, agate jars are suitable for zero-metal analysis, while WC-Co jars offer high hardness for nano-grinding.
The Atomfair LNPM-8C is a 4-station cryogenic planetary ball mill with 8 L total volume, enabling low-temperature grinding down to -40°C via continuous liquid nitrogen injection, suitable for temperature-sensitive materials in research and small-batch production.
Positive
- Cryogenic grinding down to -40°C: Continuous liquid nitrogen injection maintains a stable low-temperature environment as low as -40°C, enabling processing of temperature-sensitive materials such as electronic ceramics, battery materials, and pharmaceuticals that degrade under ambient milling conditions.
- Four-station vacuum/inert atmosphere compatibility: The four grinding stations support vacuum or inert gas grinding jars, permitting simultaneous preparation of up to four different samples under controlled atmosphere conditions for air-sensitive materials without environmental contamination.
Trade-offs
- Continuous liquid nitrogen supply required: Under 0–10°C operating conditions, liquid nitrogen consumption is approximately 4–5 L/h, necessitating a reliable LN2 supply (50 L tank included but must be refilled) and cryogenic handling infrastructure for sustained operation.
- Ventilation and cryogenic safety protocols mandatory: Nitrogen gas displacement from liquid nitrogen boil-off requires adequate ventilation in the operating area to prevent oxygen depletion, and all standard cryogenic safety procedures must be followed during setup and operation.
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 excl. heavy equipment). Return is governed by the Atomfair Return & Refund Policy (7-day technical return window).
