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Fluorides

Potassium tetrafluoroaluminate D (01776)

potassium flux powder for non-corrosive aluminium brazing with Al-Si metal filler. Melting point onset <555°C, coarse particle size (D50) >15µm

Overview
Dry potassium flux powder with average particle size of >15 µm and improved powder fluidity. Suitable for gas assisted powder spray coating with melt, impact or static bonding and for pneumatic conveying of free-flowing powder. Melting point onset <555°C for use with Al-Si alloys as filler.
Specifications

General Information

  • Application
    • Brazing
  • CAS Number
    • 60304-36-1
  • Concentration
    • 100.00%
  • Product Type
    • Substance Degrees Celsius
  • Typical Uses
    • Joining aluminum alloys

Physical Properties

  • Boiling Point/Range
    • Decomposes on heating.
  • Chemical Composition
    • Aluminum potassium fluoride
  • Color
    • Colorless
  • Density
    • 2.94 g/cm3 (20 °C)
  • Flashpoint
    • Not applicable
  • Melting Point/Range
    • 540 to 555°C
  • Odor
    • Odorless
  • Particle Size Distribution
    • D50 >15 µm
  • Partition Coefficient
    • No data available
  • pH
    • 5 to 7.5 at 100 g/l (20 °C) Suspension
  • Physical Form
    • Crystalline powder
  • Solubility in Water
    • 4.57 g/l at 20 °C
  • Vapor Pressure
    • No data available hectopascal

Safety Information

  • Chemical Stability
    • Stable under recommended storage conditions.
  • Evaporation Rate
    • No data available
  • Flammability
    • The product is not flammable.
  • Flammable Gas Formation
    • The substance or mixture does not emit flammable gases in contact with water
  • Ignition Temperature
    • Not applicable
  • Incompatible Materials
    • Contact with strong acids liberates hydrogen fluoride
  • Oxidizing
    • The substance or mixture is not classified as oxidizing
  • Self Ignition
    • Not auto-flammable
  • Thermal Decomposition
    • Stable up to the melting point

International Transportation

  • Harmonized System Code
    • 2826909000

General Information

  • Application
    • Brazing
  • CAS Number
    • 60304-36-1
  • Concentration
    • 100.00%
  • Product Type
    • Substance Degrees Celsius
  • Typical Uses
    • Joining aluminum alloys

Physical Properties

  • Boiling Point/Range
    • Decomposes on heating.
  • Chemical Composition
    • Aluminum potassium fluoride
  • Color
    • Colorless
  • Density
    • 2.94 g/cm3 (20 °C)
  • Flashpoint
    • Not applicable
  • Melting Point/Range
    • 540 to 555°C
  • Odor
    • Odorless
  • Particle Size Distribution
    • D50 >15 µm
  • Partition Coefficient
    • No data available
  • pH
    • 5 to 7.5 at 100 g/l (20 °C) Suspension
  • Physical Form
    • Crystalline powder
  • Solubility in Water
    • 4.57 g/l at 20 °C
  • Vapor Pressure
    • No data available hectopascal

Safety Information

  • Chemical Stability
    • Stable under recommended storage conditions.
  • Evaporation Rate
    • No data available
  • Flammability
    • The product is not flammable.
  • Flammable Gas Formation
    • The substance or mixture does not emit flammable gases in contact with water
  • Ignition Temperature
    • Not applicable
  • Incompatible Materials
    • Contact with strong acids liberates hydrogen fluoride
  • Oxidizing
    • The substance or mixture is not classified as oxidizing
  • Self Ignition
    • Not auto-flammable
  • Thermal Decomposition
    • Stable up to the melting point

International Transportation

  • Harmonized System Code
    • 2826909000
  • CAS Number : 60304-36-1
  • Product Type : Substance Degrees Celsius
  • Typical Uses : Joining aluminum alloys
  • Application : Brazing
  • Physical Form : Crystalline powder
  • Partition Coefficient : No data available
  • Boiling Point/Range : Decomposes on heating.
  • pH : 5 to 7.5 at 100 g/l (20 °C) Suspension
  • Density : 2.94 g/cm3 (20 °C)
  • Vapor Pressure : No data available hectopascal
  • Solubility in Water : 4.57 g/l at 20 °C
  • Melting Point/Range : 540 to 555°C
  • Color : Colorless
  • Particle Size Distribution : D50 >15 µm
  • Odor : Odorless
  • Flashpoint : Not applicable
  • Chemical Composition : Aluminum potassium fluoride
  • Chemical Stability : Stable under recommended storage conditions.
  • Flammability : The product is not flammable.
  • Self Ignition : Not auto-flammable
  • Incompatible Materials : Contact with strong acids liberates hydrogen fluoride
  • Ignition Temperature : Not applicable
  • Evaporation Rate : No data available
  • Thermal Decomposition : Stable up to the melting point
  • Oxidizing : The substance or mixture is not classified as oxidizing
  • Flammable Gas Formation : The substance or mixture does not emit flammable gases in contact with water
  • Harmonized System Code : 2826909000
  • Concentration : 100.00%