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Aluminum Hydroxide

This is a super-fine aluminum hydroxide micro powder and is perfectly used as enviroment friendly flame retardant for rubber, plastic and resins.

Synonym:Aluminum Trihydrate
CAS No.:21645-51-2
Chemical formula:Al(OH3)
Grade:Filler grade
Purity:99.6%
Origin:China

Aluminum hydroxide is the largest and most widely used inorganic flame retardant additive. As a flame retardant, aluminum hydroxide is not only flame retardant, but also prevents smoke, drips, and toxic gases. Therefore, it has been widely used and its usage is increasing year by year. Scope of application: thermosetting plastics, thermoplastics, synthetic rubber, coatings and building materials industries.

 

SPECIFICATION

Items

Type A

Type B

Type C

Type D

Al(OH3) %

99.6min

99.6min

99.6min

99.6min

Moisture(105℃) %

0.2max

0.2max

0.2max

0.2max

Ignition loss (1200℃) %

34.5±0.5

34.5±0.5

34.5±0.5

34.5±0.5

Na2O%

0.2max

0.2max

0.2max

0.2max

Fe2O3%

0.02max

0.02max

0.02max

0.02max

SiO2%

0.03max

0.03max

0.03max

0.03max

Conductivity(us/cm)

60 max

60 max

40 max

40 max

Whiteness%

99min

99min

99min

99min

Sieve residue(45 um)%

0.02max

0.02max

0.02max

0.02max

Partical size D50 (um)

1.20-1.35

1.35-1.5

1.5-1.75

1.75-2.1

Oil absorption  (ml/100g)

41 max

39 max

37 max

36 max

 

APPLICATION

(1) The product has been used as filler to produce artificial marble (DuPont stone) for its low viscosity in resinsand quick hardening at room temperature.

(2)Used in polyvinyl chloride, epoxy resin, polyester resin, polyurethane resin, PE, EVA, rubber, silicone rubber, electrical and electronic products as fire-retarding filler, display better mechanical, flame retarding and smoke inhibiting properties.

(3) The product has been used in preparing toothpaste as an excellent frictional agent for high- and middle-lass toothpaste duo to its moderate hardness and good taste.

(4) The product has been applied in water-proof fabric, ink, glass, filler of paper, mordant, water-urifying agents, also used for preparing aluminum based compounds and lubricants.

 

PACKAGE

Aluminum hydroxide is packed in 50kg woven bag with plastic liner and jumbo bag. Customized pacakge is acceptable. 

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