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Aluminum Hydroxide CAS NO. 21645-51-2

1. Product Introduction Aluminum Hydroxide Ultrafine Precipitated CAS NO. 21645-51-2 Molecular Formula: Al(OH)3 Aluminium hydroxide, Al(OH)3 other names Aluminic hydroxide, Aluminic acid, white amorphous powder. AHT-205 is a kind of precipitated aluminum hydroxide with ultrafine particle size,......

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1. Product Introduction

Aluminum Hydroxide Ultrafine Precipitated

CAS NO. 21645-51-2

Molecular Formula: Al(OH)3

Aluminium hydroxide, Al(OH)3 other names Aluminic hydroxide, Aluminic acid, white amorphous powder. AHT-205 is a kind of precipitated aluminum hydroxide with ultrafine particle size, regular crystal structure, high-purity, high whiteness, low surface activity and small specific surface area, can be widely used in various of processing technology. 


2. Specification or COA

Al(OH)3

%

≥99.4

SiO2

%

≤0.02

Fe2O3

%

≤0.02

Na2O

%

≤0.3

Na2O (Soluble)

%

≤0.03

Moisture

%

≤0.3

Loss on ignition (600℃)

%

34.5±0.5

Whiteness

%

≥96

Particle size  D50, Laser diffraction

μm

0.8-2.1

PH value

8-10

Oil absorption (linseed oil)

Ml/100g

≤50

Electrical conductivity

us/cm

≤150

Specific Surface Area

m2/g

3-6

Density

g/cm3

2.4

Refractive index

1.58


3. Product application

Aluminum Hydroxide is mainly used in cross linking or grafted polyethylene, silicon rubber, PVC.

Product No.

Description

Application recommendation

AHT-205

uncoated

polyethylene and polyethylene copolymer, rubber, TPE and PVC

AHT-205-S

fatty acid coated

Mainly used in PVC, polyethylene copolymer, rubber

AHT-205-E

vinyl silane coated

Mainly used in cross linking or grafted polyethylene, silicon rubber, PVC

AHT-205-N

amino silane coated

mainly used in polyethylene copolymer (EVA, EEA), rubber

AHT-205-H

epoxy silane coated

Mainly used in thermosetting resin such as epoxy
resin


4. Packing & Delivery

Standard export neutral packing in 20kg/bag, 25kg/bag, paper-polymer outer & PE inner bag.


5. Product characterization

Aluminum hydroxide ---- SEM

Aluminum hydroxide --- typical particle size distribution


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