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Potassium Fluoride (KF) Evaporation Material, Pieces, 99.99%, 1-3 mm
Product Type: Compound Evaporation Material
Research-grade laboratory product
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LABORATORY PROCUREMENT SUPPORT
For material selection, deposition-source matching, pack-size confirmation or quotation support, contact our technical sales team.
INQUIRY: inquiry@atomfair.com
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Manufacturer: Atomfair LLC
Brand: ATOMFAIR®
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This material requires moisture-controlled handling to prevent degradation and must be used with compatible evaporation source hardware. The evaporation method and source materials must be matched to the material's melting point and film deposition requirements.
- Moisture Control: Handle the material under moisture-controlled conditions to avoid hygroscopic degradation and maintain film quality.
- Evaporation Source Material: Use W/Mo/Ta boats or graphite/alumina crucibles as evaporation source materials to ensure chemical compatibility with the molten KF.
- Evaporation Method Preference: Prefer thermal/resistive evaporation for this material; e-beam evaporation requires a request for quotation to confirm source configuration.
- Process Matching: Match the evaporation source hardware and process route to the material's melting point of 858°C and the desired film properties.
- Particle Size Consideration: Ensure the source loading geometry accommodates the 1–3 mm piece size for uniform evaporation.
Why is thermal/resistive evaporation preferred over e-beam for potassium fluoride (KF) evaporation material?
Thermal/resistive evaporation is preferred for KF because the material is hygroscopic and can decompose under high-energy electron beam exposure. The source specifies e-beam deposition only by RFQ (request for quotation) with moisture-controlled handling, indicating that thermal evaporation is the standard recommended route for this 99.99% pure KF pieces (1–3 mm).
What boat or crucible materials are compatible with potassium fluoride (KF) evaporation material?
KF evaporation material is compatible with tungsten (W), molybdenum (Mo), or tantalum (Ta) boats, as well as graphite or alumina crucibles. The source explicitly lists these evaporation source hardware options and notes that moisture-controlled handling is required to prevent hydrolysis of the 99.99% pure pieces.
What handling precautions are required for potassium fluoride (KF) evaporation material during deposition?
KF is hygroscopic, so moisture-controlled handling is mandatory to prevent degradation of the 99.99% pure material. The pieces (1–3 mm) should be stored in a dry environment and handled in low-humidity conditions. The source also advises confirming deposition-source geometry and matching the evaporation method (thermal preferred, e-beam by RFQ) to the material's properties.
Potassium Fluoride (KF) evaporation material, supplied as 99.99% pure pieces (1–3 mm), is evaluated for thermal resistive evaporation using W/Mo/Ta boats or graphite/alumina crucibles, with moisture-controlled handling required due to hygroscopic behavior; e-beam deposition requires RFQ confirmation.
Positive
- High purity for consistent films: The 99.99% purity specification minimizes contamination in deposited thin films, supporting reproducible optical or dielectric layer performance in research-scale vacuum deposition.
- Defined piece size for source loading: The 1–3 mm piece form factor facilitates uniform loading into thermal evaporation boats or crucibles, reducing the risk of source bridging or uneven melt distribution.
Trade-offs
- Moisture-sensitive handling required: KF is hygroscopic; moisture-controlled handling is specified to prevent hydration or degradation, requiring dry storage and glovebox or inert-atmosphere transfer during loading.
- E-beam deposition requires RFQ: While thermal resistive evaporation is preferred, e-beam deposition is only supported by RFQ, indicating potential compatibility constraints with standard e-beam systems without prior confirmation.
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).
