Fluorides
Cesium fluoroaluminate (01773)
normal type, for brazing flux applications, melting point onset ≤445°C, particle size (D50) 5 – 20µm, assay of Cs (calc.to dried s.) 56 - 62%
Overview
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Cesium Fluoroaluminate N is a standard dry flux powder in braze rods and rings; as component in liquid flux preparations, e.g in paint flux and flux pastes.Dy powder for slurrys, paints, paste with organic solvent; <3 % moisture, , melting point onset max 445°C, assay of Cs (calc.to dried s.) 56 - 62%Used for bonding aluminium alloys, e.g. in the HVAC industry by flame brazing or in the automotive industry by controlled atmosphere brazing (CAB).
Specifications
General Information
- Linear Formula
- Cs-Al-F
- Application
- Brazing
- CAS Number
- 138577-01-2
- Product Type
- Industrial flux product for non-corrosive aluminium brazing, soldering or welding Degrees Celsius
- UNSPSC Code
- 112988
- Typical Uses
- Bonding aluminum alloys
- Molar Mass
- 235.88 g/mol
- Synonyms
- Cesium aluminium fluoride; Aluminium cesium fluoride; Cesium fluoroaluminate complex; cesium fluoroaluminate; Aluminate(1-),fluoro-, cesium, (T-4)- (9CI); Cesium (T-4)-fluoroaluminate(1-)
- Performance Function
- Component in liquid flux preparations
Physical Properties
- Density
- 3.74 g/cm3 (20 °C)
- Boiling Point/Range
- >500 °C
- Color
- White
- Vapor Pressure
- Negligible hectopascal
- Odor
- Odorless
- Physical Form
- Powder
- Melting Point/Range
- ca. 434 - 436 °C
- pH
- 4 - 8
- Chemical Composition
- Cesium fluoroaluminate salt
- Flashpoint
- Not applicable
- Partition Coefficient
- No data available
Safety Information
- Thermal Decomposition
- Decomposition: 500 °C
- Self Ignition
- Not auto-flammable
- Flammability
- Non-flammable
- Chemical Stability
- Stable under recommended storage conditions
- Incompatible Materials
- Contact with strong acids liberates hydrogen fluoride
- Flammable Gas Formation
- The substance or mixture does not emit flammable gases in contact with water
International Transportation
- Harmonized System Code
- 3810100000
- Packing Group
- N/A
- UN Number
- N/A
- Sub Class 1
- N/A
- Chemical Class
- Not dangerous goods
General Information
- Linear Formula
- Cs-Al-F
- Application
- Brazing
- CAS Number
- 138577-01-2
- Product Type
- Industrial flux product for non-corrosive aluminium brazing, soldering or welding Degrees Celsius
- UNSPSC Code
- 112988
- Typical Uses
- Bonding aluminum alloys
- Molar Mass
- 235.88 g/mol
- Synonyms
- Cesium aluminium fluoride; Aluminium cesium fluoride; Cesium fluoroaluminate complex; cesium fluoroaluminate; Aluminate(1-),fluoro-, cesium, (T-4)- (9CI); Cesium (T-4)-fluoroaluminate(1-)
- Performance Function
- Component in liquid flux preparations
Physical Properties
- Density
- 3.74 g/cm3 (20 °C)
- Boiling Point/Range
- >500 °C
- Color
- White
- Vapor Pressure
- Negligible hectopascal
- Odor
- Odorless
- Physical Form
- Powder
- Melting Point/Range
- ca. 434 - 436 °C
- pH
- 4 - 8
- Chemical Composition
- Cesium fluoroaluminate salt
- Flashpoint
- Not applicable
- Partition Coefficient
- No data available
Safety Information
- Thermal Decomposition
- Decomposition: 500 °C
- Self Ignition
- Not auto-flammable
- Flammability
- Non-flammable
- Chemical Stability
- Stable under recommended storage conditions
- Incompatible Materials
- Contact with strong acids liberates hydrogen fluoride
- Flammable Gas Formation
- The substance or mixture does not emit flammable gases in contact with water
International Transportation
- Harmonized System Code
- 3810100000
- Packing Group
- N/A
- UN Number
- N/A
- Sub Class 1
- N/A
- Chemical Class
- Not dangerous goods
- Linear Formula : Cs-Al-F
- Application : Brazing
- CAS Number : 138577-01-2
- Product Type : Industrial flux product for non-corrosive aluminium brazing, soldering or welding Degrees Celsius
- UNSPSC Code : 112988
- Typical Uses : Bonding aluminum alloys
- Molar Mass : 235.88 g/mol
- Synonyms : Cesium aluminium fluoride; Aluminium cesium fluoride; Cesium fluoroaluminate complex; cesium fluoroaluminate; Aluminate(1-),fluoro-, cesium, (T-4)- (9CI); Cesium (T-4)-fluoroaluminate(1-)
- Density : 3.74 g/cm3 (20 °C)
- Boiling Point/Range : >500 °C
- Color : White
- Vapor Pressure : Negligible hectopascal
- Odor : Odorless
- Physical Form : Powder
- Melting Point/Range : ca. 434 - 436 °C
- pH : 4 - 8
- Chemical Composition : Cesium fluoroaluminate salt
- Flashpoint : Not applicable
- Partition Coefficient : No data available
- Thermal Decomposition : Decomposition: 500 °C
- Self Ignition : Not auto-flammable
- Flammability : Non-flammable
- Chemical Stability : Stable under recommended storage conditions
- Incompatible Materials : Contact with strong acids liberates hydrogen fluoride
- Flammable Gas Formation : The substance or mixture does not emit flammable gases in contact with water
- Harmonized System Code : 3810100000
- Packing Group : N/A
- UN Number : N/A
- Sub Class 1 : N/A
- Chemical Class : Not dangerous goods
- Performance Function : Component in liquid flux preparations
Property
Value
colour
complying
assay of Cs (calc.to dried s.)
56 - 62 %
assay of F (calc.to dried subst.)
28 - 33 %
assay of Al (calc.to.dried s.)
8 - 12 %
melting point
Max. 445 °C
pH (10 %, 20°C)
4 - 11
loss on ignition (330°C, 3h)
Max. 3 %
grain dissipation Horiba d50
effective µm
grain dissipation Horiba d95
effective µm