Description
ATOMFAIR SBM-3L LABORATORY STIRRED BALL MILL ULTRASFINE GRINDINGRESEARCH 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 mill must be operated with an adequate cooling water supply connected to the jacketed chamber to prevent thermal degradation of temperature-sensitive materials. Grinding jars and ball materials must be selected for chemical and mechanical compatibility with the target sample to avoid cross-contamination and equipment damage.
- Coolant Supply: Connect the jacketed cooling system to a continuous cooling water source before initiating any grinding operation.
- Load Limit: Do not exceed the maximum loading capacity of 1.05 L to maintain safe operating conditions and prevent mechanical overload.
- Media Compatibility: Select jar and ball materials that are chemically inert to the processed material and mechanically compatible with the mill's speed and power.
- Electrical Safety: Ensure the power supply matches the 0.37 kW motor specification and that the mill is properly grounded before use.
Follow these steps to initialize the mill correctly using the automatic lifting and tilting features for safe loading. Proper selection of jars and media is critical to avoid cross-contamination and achieve reproducible ultrafine grinding results.
Required Equipment: Grinding jar (3 L, selected material), Grinding balls (40% jar volume, selected material), Cooling water supply
- Inspect Equipment
Inspect the grinding chamber, stirring shaft, and jar seating surfaces for cleanliness and damage before assembly. - Select and Load Media
Fill the jar to roughly 40% of its volume with grinding balls of appropriate material to achieve the desired grinding efficiency. - Add Sample Material
Add the feed material (≤5 mm particle size) into the jar without exceeding the 1.05 L maximum load capacity. - Secure Jar and Close Chamber
Secure the jar inside the mill using the free-tilting mechanism and ensure the chamber is properly locked before operation. - Connect Cooling Water
Connect the jacket cooling water supply to the appropriate ports and verify flow before starting the motor. - Set and Start Mill
Set the desired speed (50–1400 rpm) and grinding time using the frequency speed controller, then start the mill.
Why does the SBM-3L have a maximum loading capacity of only 1.05 L despite a 3 L jar volume, and how does this affect grinding efficiency compared to conventional ball mills?
The 1.05 L maximum loading (35% of jar volume) is standard for stirred ball mills because approximately 40% of jar capacity must be filled with grinding media to achieve the high energy density required for ultrafine grinding. The stirred mill design delivers significantly higher power density than conventional ball mills, enabling ≤1 μm output from ≤5 mm feed with improved energy utilization.
Which jar and ball material combinations are available for the SBM-3L to prevent cross-contamination when processing temperature-sensitive materials like pharmaceuticals or ceramics?
The SBM-3L offers nine jar materials (WC-Co, Al₂O₃, Agate, YSZ, SS, PU, Ceramic, Nylon) and seven ball materials (WC-Co, Al₂O₃, Agate, YSZ, SS, IC-PU). The jacketed cooling system enables precise temperature control to prevent thermal degradation of sensitive materials. Users must select compatible jar and ball materials to avoid cross-contamination, as jars and balls are ordered separately.
What infrastructure is required to operate the SBM-3L's jacketed cooling system and automatic stirring shaft lift?
The SBM-3L requires connection to an appropriate cooling water supply for its double-walled jacketed chamber to enable heat dissipation during extended grinding. The stirring shaft features automatic lifting and the grinding chamber supports free tilting for convenient loading and cleaning. For detailed installation guidance, consult the user manual prior to first use.
The ATOMFAIR SBM-3L stirred ball mill offers high-energy ultrafine grinding with jacketed cooling for thermal control, but requires separate jar/media purchase and external cooling water, making it a specialized tool for research labs needing precise particle size reduction.
Positive
- High Energy Ultrafine Grinding ≤1 μm: The stirred mill design delivers significantly higher power density than conventional ball mills, achieving consistent ultrafine particle sizes down to 1 micron from feed materials up to 5 mm, enhancing grinding efficiency for research applications.
- Jacketed Cooling for Thermal Stability: The double-walled cooling jacket enables precise temperature control during extended milling, preventing thermal degradation of temperature-sensitive materials and maintaining product consistency.
Trade-offs
- Separate Jar and Media Purchase Required: Grinding jars and balls must be ordered separately, adding procurement lead time and cost. Compatible material selection is critical to avoid cross-contamination.
- Cooling Water Infrastructure Needed: The jacketed cooling system requires connection to an external cooling water supply, limiting portability and necessitating appropriate lab plumbing.
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).
