Description
ATOMFAIR LNPM-1C LIQUID NITROGEN PLANETARY BALL MILL -40°C 4-STATIONRESEARCH 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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This equipment presents active mechanical and cryogenic hazards requiring strict operational controls. Storage must be in a dry, temperature-controlled environment away from flammable materials and moisture condensation.
- Electrical Safety: Ensure the mill is connected to a grounded outlet with the correct voltage and current rating as specified on the nameplate.
- Cryogenic Protection: When operating at -40°C, verify that all accessible surfaces are insulated and that the operator wears cryogenic gloves to prevent cold contact burns.
- Mechanical Guarding: Confirm that the safety interlock switch on the lid is functional and that the mill cannot start when the cover is open.
- Ventilation Requirement: Operate the ball mill in a well-ventilated area or under a fume hood when grinding materials that may release hazardous dust or vapors.
- Grinding Media Integrity: Inspect grinding jars and balls for cracks or wear before each use to prevent catastrophic failure during high-speed operation.
Follow these steps to safely prepare and operate the mill under cryogenic conditions. Always wear appropriate personal protective equipment including safety glasses, lab coat, and cryogenic gloves.
Required Equipment: PBM-12C main unit, Grinding jar with lid and sealing gasket, Grinding balls (specified diameter and material), Crucible tongs or handling tool for cold jars
- Inspect Equipment
Inspect the mill, jars, and balls for any damage, wear, or contamination before operation. - Assemble Grinding Jar
Load the sample and grinding balls into the jar, leaving adequate headspace, and seal the lid securely with the gasket. - Install Jar on Mill
Place the assembled jar into the mill receptacle and lock it into position using the clamping mechanism. - Set Cryogenic Parameters
Set the desired speed, cycle time, and temperature to -40°C using the control panel, ensuring the cryogenic system is engaged. - Start Grinding Cycle
Close the safety cover, confirm that the interlock is engaged, and press the start button to begin the grinding cycle. - Monitor Operation
Monitor the mill during operation for unusual vibrations, noise, or temperature deviations and stop immediately if any anomaly occurs. - Retrieve and Clean
After the cycle ends and the mill has returned to ambient temperature, open the cover, remove the jar using tongs, and clean all components thoroughly.
How does the -40°C cryogenic capability affect grinding efficiency for heat-sensitive materials compared to ambient temperature operation?
The -40°C cryogenic environment suppresses thermal degradation and embrittles materials, enabling finer grinding of heat-sensitive samples without compromising structural integrity. This capability is integral to the mill's design for processing polymers, biological samples, and low-melting-point compounds, leveraging the planetary motion mode that provides high energy density through revolution and rotation.
What type of grinding jars and balls are required for cryogenic operation, and are they included with the main machine?
Grinding jars and balls are not included; they must be ordered separately as the listed price covers the main machine only. The mill supports jars made of materials such as stainless steel, ceramics, and polyurethane, with stainless steel or ceramic jars recommended for cryogenic operation due to their thermal stability and resistance to low-temperature stress.
What safety and infrastructure requirements are necessary for operating the cryogenic planetary ball mill at -40°C?
The mill is equipped with safety switches, overload protection, and a low-noise design that comply with laboratory safety standards. For cryogenic operation, proper ventilation and personal protective equipment are advised to handle potential cold exposure, and the variable frequency speed control allows programmed operation to ensure repeatability and safe shutdown.
The PBM-12C Cryogenic Planetary Ball Mill offers high-energy planetary grinding with cryogenic temperature control down to -40°C, enabling processing of temperature-sensitive materials. It achieves uniform particle sizes down to 0.1 micron, but requires separate purchase of grinding jars and balls and is limited to small-batch applications.
Positive
- Planetary motion high energy density: The composite revolution and rotation motion provides high impact and friction energy, significantly improving grinding efficiency over traditional mills.
- Ultrafine particle size down to 0.1 micron: Three-dimensional motion trajectory ensures thorough mixing and uniform particle size distribution, achieving sub-micron grinding results.
Trade-offs
- Essential accessories not included: The base price covers the main unit only; appropriate grinding jars and balls are required but must be ordered separately, adding to procurement steps.
- Small-batch capacity only: Designed for small-batch and high-precision experiments, this mill is not intended for continuous or large-volume production.
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).
