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Aluminum Hydroxide

Aluminum Hydroxide

Moderate granularity, good flowability, light flying, easy dissolution, strong fluoride absorption, and low impurity element content.

Commercial Alumina

 

Product Description and Characteristics

 

Moderate granularity, good flowability, light flying, easy dissolution, strong fluoride absorption, and low impurity element content.

 

Product Application

 

Electrowinning aluminum

Calcined alumina raw material

Ceramic

Glaze or enamel

Raw material of corundum

Pure aluminum calcium cement

Glass industry

 

Product specification

 

Model

AL2O%

SiO%

Fe2O%

Na2O %

LOI %

AO-1

≥98.6

≤0.02

≤0.02

≤0.45

≤1.0

 

High Quality Alumina

 

Product Description and Characteristics

 

Low impurity content

High chemical stability

High electrical resistivity

High heat resistance after calcination

Good thermal conductivity

Hardness

Mechanical strength

 

Product Specification

 

Chemical composition (%)

Model

AL2O₃ %

SiO₂ %

Fe₂O₃ %

Na₂O %

CaO %

BET

m2/g

-45um %

LOI %

AO-G

≥98.6

≤0.018

≤0.015

≤0.35

≤0.03

>60

<20

≤1.0

 

Chemical composition (%)

Mn ug/g

V

Ug/g

Zn

Ug/g

Ti

Ug/g

Ca

Ug/g

K

Ug/g

Other

<3

<3

<3

<20

<40

<30

<3

 

Commercial Aluminum Hydroxide

 

Product description and characterics

 

High purity

Low heavy metal content

Moderate activity

Easily soluble in acid and alkali.

 

Product Application

 

Flame retardant additives in flammable materials such as plastics, rubber, paper, pigments, and coatings

Desiccant

Glass

Building materials

Filler

Water purifier

 

Product Specification

 

Impurity content

LOI %

Water %

Particle

Model

AL2O₃ %

SiO₂ %

Fe₂O₃ %

Na₂O %

+80 Mesh %

+200 Mesh %

AH-1

≥64.5

≤0.02

≤0.02

≤0.4

34.5±0.5

≤5

<4

>70

 

Dried Aluminum Hydroxide

 

Product Description and Characteristics

 

High purity, low moisture content

 

Product Application

 

Photovoltaic glass

Ultra-clear glass

Glass bottle

Flame retardant filler

Cosmetic bottle

Solar tube

 

Product specification

 

Impurity content

LOI %

Water %

Particle

Model

AL2O₃ %

SiO₂ %

Fe₂O₃ %

Na₂O %

+80 Mesh %

+200 Mesh %

GAH-1

≥64.5

≤0.02

≤0.02

≤0.4

34.5±0.5

≤0.1

<4

>70

 

High Whiteness Aluminum Hydroxide for Filter

 

Product description and characteristic

 

High Whiteness Aluminum Hydroxide for Filter has few impurities, perfect crystallization, low oil absorption, high strength, good transparency, and high whiteness. It is renowned as "Chinese white". It has low processing viscosity, stable chromaticity, and flame retardant properties. It is a high-quality raw material for medium and high-end artificial stone, artificial crafts, and other products. As a solid surface material produced as a filling material, it has a jade-like appearance, good light transmittance, excellent dirt resistance, and can achieve customized processing.

 

Particle Size distribution Figure

 

image001

Chemical composition %

Oil Adsorption

Water %

Whiteness

Particle

D50 um

Model

Al(OH)3

SiO₂ %

Fe₂O₃ %

Na₂O %

Na2O % (S)

ml/100g

H-WF-25A

99.6

0.05

0.01

0.2

0.015

32

0.14

98

15-25

H-WF-15A

99.6

0.05

0.01

0.2

0.015

32

0.3

98.5

11-15

H-WF-08A

99.6

0.05

0.01

0.2

0.02

33

0.3

99

7-11

H-WF-100

99.6

0.05

0.01

0.2

0.007

36

0.1

94

100-130

H-WF-75-SP

99.6

0.015

0.01

0.2

0.01

25

0.08

94

65-90

H-WF-25B-SP

99.6

0.015

0.01

0.25

0.01

26

0.1

97

17-21

H-WD-25-SP

99.6

0.08

0.015

0.3

0.025

20

0.2

95

20-26

H-WD-75-SP

99.6

0.02

0.02

0.25

0.015

25

0.1

93

40-110

H-WF-25

99.6

0.1

0.02

0.25

0.03

30

0.2

95

24±6

H-WF-75

99.6

0.1

0.02

0.25

0.03

40

0.1

93

85±15

H-WF-90

99.6

0.1

0.02

0.25

0.02

40

0.1

93

100±20

H-WF-14SP

99.6

0.02

0.02

0.2

0.02

30

0.3

95

15±3

H-WF25SP

99.6

0.02

0.02

0.2

0.02

30

0.2

94

25±5

H-WF-50SP

99.6

0.023

0.02

0.2

0.02

30

0.2

93

50±10

H-WF-75SP

99.6

0.02

0.02

0.2

0.02

30

0.1

92

80±15

H-WF-90SP

99.6

0.02

0.02

0.2

0.02

30

0.1

91

85±15

H-WF-25MSP

99.6

0.06

0.02

0.2

0.03

21

0.2

95

H-WF-95PB

99.6

0.0.3

0.02

0.3

25

96

22±6

 

Composite Aluminum Hydroxide

 

Product Description And Characteristic

 

Composite Aluminum Hydroxide has a reasonable particle size distribution, low viscosity, low oil absorption, and high filling rate. It possesses excellent processing performance and outstanding flame retardant properties. The product maintains stable performance at room temperature and undergoes thermal decomposition to generate alumina, providing the product with self-extinguishing flame retardant functionality. Furthermore, it does not produce toxic or corrosive gases during thermal decomposition, making it a reliable flame retardant and insulation filler

 

Product Application

 

Epoxy resin potting compound

Adhesive tape

Fiberglass industry

Roofing material

CIPP: Cured-in-place pipe (CIPP) lining

Engineering plastic

Foam insulation material

 

Particle Size Distribution Figure

 

image003

 

Product Specification

 

Chemical composition %

Oil Adsorption

Water %

Whiteness

Particle

D50 um

Model

Al(OH)3

SiO₂ %

Fe₂O₃ %

Na₂O %

Na2O % (S)

ml/100g

H-WF-8

99.6

0.1

0.02

0.3

0.03

33

0.4

96

8±2

H-WF-10

99.6

0.1

0.02

0.3

0.03

33

0.3

96

10±2

H-WF-14

99.6

0.1

0.02

0.3

0.03

30

0.3

95

14±3

H-WF-20SP

99.6

0.06

0.02

0.2

0.02

26

0.2

95

19±3

H-WF-9-LV

99.6

0.05

0.02

0.4

0.05

28

0.3

91

7-12

H-WF-10-LV

99.6

0.05

0.02

0.4

0.05

28

0.3

94

7-12

H-I-D

99.5

0.03

0.02

0.5

0.05

0.2

H-I-D-2

99.5

0.03

0.02

0.5

0.05

28

0.3

-

12-22

H-WF-10A-LV

99.6

0.05

0.02

0.3

0.05

27

0.25

92

8-10

H-WF-08A-LV

99.6

0.085

0.01

0.25

0.02

27

0.25

96

6-8

H-WF-08B-LV

99.5

0.15

0.01

0.3

0.03

25

0.3

98

6-8.5

H-WF-08C-LV

99.4

0.1

0.01

0.45

0.03

25

0.3

99

5-5.8

 

Aluminum Hydroxide in Aluminum Salt Industry

 

Product description and characteristic

 

Aluminum Hydroxide in Aluminum Salt Industry utilizes a unique decomposition technology, offering high purity, high whiteness, and low iron content. It possesses excellent acid and alkali solubility. Under atmospheric pressure, the dissolution rate in equivalent hydrochloric acid is above 98%. It can reduce energy consumption in production, shorten chemical reaction processes and time, save costs, and improve productivity.

 

Product Application

 

● Aluminium Chloride Solution

● High-Quality Sodium Metasilicate

● Aluminium Fluoride

● Petroleum Catalyst

● Low Iron Aluminium Sulphate

● High-Quality Aluminium Sulphate

 

Impurity content

Acid solubility %

Particle

Model

AL2O₃ %

SiO₂ %

Fe₂O₃ %

Na₂O %

Um 50 Mesh %

HYH-01

≥64

≤0.03

≤0.04

≤0.8

≥93

80±10

GYH-01

≥63.5

≤0.02

≤0.02

≤0.3

≥94

>80

GYH-02

≥63.5

≤0.02

≤0.02

≤0.4

≥92

>80

 

Super Fine Aluminum Hydroxide for Filler

 

Product description and characteristic

 

Super Fine Aluminum Hydroxide for Filler is made from high-purity sodium aluminate solution and is produced using a precipitation method to generate ultra-fine aluminum hydroxide powder. It has the characteristics of small particle size, good crystal shape, high whiteness, high chemical purity, narrow particle size distribution, and low conductivity. As an environmentally friendly flame retardant filler, fine aluminum hydroxide powder is widely used in low-smoke, halogen-free cables, silicone rubber, lithium battery separators, foam insulation materials, paper fillers, thermoplastic PVC, etc.

 

Product Application

 

It is used as material for insulation layer and protective layer in cables and is suitable for different voltages. It is used in thermoplastic PVC products to provide flame retardancy and suppress smoke generation. It is used as a coating material for lithium battery separators, providing heat resistance, high temperature resistance, and insulation. It improves the leakage resistance and erosion resistance of silicone rubber. It has good compatibility with whitening agents, good ink absorption, and can improve the whiteness, opacity, smoothness, and ink absorption of coated paper. It can be used in the production of thermal paper, magazine paper, banknote paper, photographic paper, and high-end dictionary paper. It is used for flame retardance and consistent pore size in foam materials.

 

Particle size distrbution figure

 

image005

 

Flame retardant mechanism

 

At temperatures ranging from 200-350℃, it undergoes endothermic dehydration to suppress the temperature rise of polymers. After dehydration, Al(OH)3 generates a protective Al₂O₃ film on the surface of combustible materials, isolating oxygen and preventing further combustion. When filled with Al(OH)3 in organic polymers such as rubber, plastic, and resin, the concentration of flammable substances in composite materials decreases. Additionally, the release of water vapor from the decomposition of Al(OH)3 under heat dilutes the concentration of flammable gases and oxygen, effectively slowing down or preventing combustion. The aluminum hydroxide flame retardant generates strongly dehydrating substances (transitional aluminum oxide) under combustion conditions, causing plastic to carbonize without producing combustible volatiles, thereby halting the spread of flames.

 

The main uses of the products

 

Application

Model

Cable

Silicone rubber

Lithium battery separator

Copper-clad laminate

Foam material

Paper making

Thermoplastic PVC

H-WF-1-LS

O

O

O

O

O

O

O

H-WF-1

O

O

O

O

O

O

H-WF-2N

O

O

O

O

O

H-WF-3

O

O

O

O

O

H-WF-01-SP

O

O

O

O

O

O

H-WF-03C-LV

O

O

O

O

O

O

H-WF-05A-LV

O

O

O

O

O

 

image007

 

Product Application characteristics

 

image009

 

Chemical composition %

Oil Adsorption

Electrical conductivity

Water

Whiteness

Above 325 Mesh

Particle

D50 um

Model

Al(OH)3

SiO₂ %

Fe₂O₃ %

Na₂O %

Na2O % (S)

ml/100g

us/cm≤

H-WF-1-LS

99.7

0.02

0.01

0.15

0.03

45

120

0.35

97

0.1

0.8-1.4

H-WF-1

99.7

0.02

0.01

0.3

0.03

45

120

0.35

97

0.1

0.8-1.4

H-WF-2N

99.7

0.02

0.01

0.3

0.03

45

120

0.35

96

0.1

1.2-2

H-WF-3

99.4

0.1

0.02

0.3

0.04

30

150

0.4

96

0.5

2.5-4.5

H-WF-5

99.6

0.1

0.02

0.3

0.03

32

120

0.4

96

3

4-7

H-WF-01-SP

99.6

0.015

0.02

0.3

0.03

45

280

0.3

99.8

0.2

1.75-2.1

H-WF-104-SP

99.6

0.015

0.02

0.3

0.03

45

280

0.3

99.8

0.2

1.5-1.9

H-WF-03C-LV

99.4

0.1

0.01

0.45

0.03

30

0.4

99

2.0-4.0

H-WF-05A-LV

99.4

0.1

0.01

0.45

0.03

25

0.3

99

4.0-4.8

H-F-01-LV

99.6

0.15

0.01

0.35

0.03

40

200

0.3

96

1.4-2.05

 

Surface Treated Super Fine Aluminum Hydroxide

 

Product Description

 

Surface-treated microfine alumina can render the surface hydrophobic, enhance compatibility between microfine alumina and polymers, improve dispersibility, lower melt viscosity, and enhance the processing performance of filled polymers.

 

Product characteristic

 

Surface Treated Super Fine Aluminum Hydroxide exhibits improved dimensional stability at high temperatures, with sufficient mechanical strength. The maximum filling rate for microfine alumina is 65%, while also providing efficient flame-retardant properties, good melt processing performance, and physical properties. It demonstrates excellent wet electrical properties (low loss) in white filled rubber. It also shows superior chemical resistance, enhancing production rate and reducing the production of carbonization. The use of a single product makes it very convenient.

 

Surface treatment Mechanism

 

image013

 

Product Specification

 

Chemical composition %

Oil Adsorption

Electrical conductivity

Water

Whiteness

Above 325 Mesh

Particle Size D50 um

Model

Al(OH)3

SiO₂ %

Fe₂O₃ %

Na₂O %

Na2O % (S)

ml/100g

us/cm≤

WF-1ST

99.4

/

0.01

0.3

0.03

40

120

0.35

96

0.1

0.8-1.4

H-WF-3ST

99.4

/

0.02

0.3

0.04

30

150

0.4

96

0.5

2.5-4.5

H-WF-5ST

99.4

/

0.02

0.3

0.03

30

120

0.4

95

3

4-7

 

Characteristics Platform

 

Characterization Platform

 

Quality Control

 

Quality Control

 

Packagings

 

25kg/woven bag, 800kg/pallet

Packagings

 

Workshop Gallery

 

Workshop Gallery

 

Customer Cases

 

product-1920-690

 

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