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Portaflame® SG 40

Chemical Name
Alumina Trihydrate (ATH)
Chemical Family
Aluminum Compounds

Portaflame® SG 40 is produced from carefully selected synthetic aluminum hydroxide (ATH). The standardized quality of Portaflame® SG is guaranteed by means of an ISO 9001-certified quality management plan. The chemical composition of the raw material and the finished product is closely monitored, and the particle size is kept within a narrow variation.

Properties

Physical Form
Powder

Identification

CASE Ingredients Functions
FillerFlame Retardant

Other characteristics

Brand
Portaflame
Functions
Filler, Flame Retardant
Labeling Claims
  • Halogen-free, High Purity, SVHC Chemicals-free
  • Halogen-free
  • High Purity
  • SVHC Chemicals-free
Markets
  • Building & Construction
  • Consumer Goods
  • Electrical & Electronics
Technology
  • CASE Ingredients
  • Composite Materials
  • Elastomers
  • Plastics
Composites End Use
Cables
Material Features
  • Excellent Smoke Resistance
  • Excellent Whiteness
  • Flame Resistant
  • Flame Retardant
  • High Purity
  • Low Density
  • Low Oil Absorption
  • Low Viscosity
Chemical Inventories
TSCA (USA)
Country Availability
  • Canada
  • USA
Benefits and Features

Our range of PORTAFLAME SG micronized halogen-free flame retardant (HFFR) fillers is used in a broad range of applications such as SMC & BMC, wire & cable compounds, resin potting compounds, coatings, sealants and adhesives. Their flame-retarding action is based mainly upon the endothermic decomposition of metal hydroxide (heat-sink effect) and simultaneous release of water vapor. This reaction starts at about 200°C. In addition to flame retardancy, fillers in the PORTAFLAME SG range posses a strong smoke-suppressing ability.. Development of Halogen Free Flame Retardant (HFFR) products is one of the ongoing high priority areas of the industry. The application of mineral based flame-retardant fillers is one of the options to replace traditional halogenated FR-products that are in the process of new regulatory measures from the authorities. Hot topics are the persistency of halogenated flame-retardants in the environment and the formation of polyhalogenated toxic compounds during thermal degradation of certain halogenated flame-retardants. PORTAFLAME SG products are utilized as effective and economical flame retardants and/or smoke suppressants. They are not classified as a dangerous substance (DSD and CLP) and do not contain Substances of Very High Concern (SVHC), including their decomposition products from fire.

Certifications and Compliance

Clean Water Act (CWA) Certified; Comprehensive Environmental Response Compensations & Liability Act (CERCLA); ISO 9001; SVHC Compliant

Composite Materials Functions
Flame Retardant

Technical data

Table 1 of 3

11 rows
CharacteristicValueUnitMethod
Specific Surface Area2.7m²/gBET
Color (D65;10º, L*)97.0—CIELAB DIN 6174
Color (D65;10º, a*)0.5—CIELAB DIN 6174
Color (D65;10º, b*)1.9—CIELAB DIN 6174
Moisture Content0.2%ISO 787/2
pH9.0—ISO 787/9
Density2.4cm3—
Apparent Density0.7cm3AP method (MF-17)
Hardness3.0—Mohs’ scale
Refractive Index1.57——
Thermal Stabilityapprox. 200°CDSC

Table 2 of 3

5 rows
CharacteristicValueUnitMethod
Percentage Passing on Individual Sieve (38 μm)0.01%Alpine sieve
Particle Size (D10)1.8μmLaser diffraction
Particle Size (D50)11.5μmLaser diffraction
Particle Size (D90)27.5μmLaser diffraction
Particle Size (D97)36.0μmLaser diffraction

Table 3 of 3

4 rows
CharacteristicValueUnitMethod
Aluminum Oxide (Al₂O₃)65.0wt%XRF
Sodium Oxide (Na₂O)0.2wt%XRF
Ferric Oxide (Fe₂O₃)0.01wt%XRF
Loss on Ignition (1000°C, 1 hour)34.5wt%XRF

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