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4N Al2O3, 99.99% Al2O3, High purity alumina powder

4N Al2O3, 99.99% Al2O3, High purity alumina powder 4N Al2O3, 99.99% Al2O3, High purity alumina powder 4N Al2O3, 99.99% Al2O3, High purity alumina powder
Product name : 4N Al2O3, 99.99% Al2O3, High purity alumina powder
Item : 4N Al2O3, 99.99% Al2O3, High purity alumina powder
Details :
The purity of RTM-1 is over 99.99%, the particle size is 0.4 μm, loose bulk density is 0.7-1.1 g/cm3, packed bulk density is 1.1-1.5 g/cm3, and the specific surface area is 5-12 m2/g. The product is used in manufacturing fluorescent powder and polishing materials for crystal glass and optical products. The luminescent powder using the product as raw material has high primary brightness, a slow aging process and long after-glow time.

The purity of RTM-2 is over 99.99%, the particle size is 0.25μm, loose bulk density is 0.7-1.1 g/cm3, and the specific surface area is 6-13 m2/g. The product is widely used in the industries of coating pigment, sodium lamp, wear-resistance ceramic, fluorescent powder and so on. The physical performance (density, activit etc) of the product can be adjusted according to the specific features of customer accordingly

The purity of RTM-3 product from our company is over 99.99%, the particle size is smaller than 0.1μm, packed bulk density is 0.1 g/cm3, and the specific surface area is bigger than 150 m2/g. The product is used in manufacturing blue powder and green powder of tri-phosphor Fluorescent Powder. The fluorescent powder fabricated by the product has high brightness, a slow aging process and the ideal secondary performance.

The purity of RTM-4 is over 99.99%, the primary particle size is smaller than 0.2μm, loose bulk density is 0.7-1.1 g/cm3, and the specific surface area is bigger than 60 m2/g. The physical performance (density, activity and α/γ-Al2O3 content) of the product which is widely applied to preparing coating pigment can be adjusted according to the specific features of customer accordingly.

 

4N  AL2O3

 

RTM-1

RTM-2

RTM-3

RTM-4

Crystal

α

α
Superfine

γ

α+γ

  Purity
%

≥99.99

≥99.99

≥99.99

≥99.99

  Particle size
μm

0.4

0.25

<0.1

<0.2

Loose bulk density
g/cm3

0.7-1.1

0.7-1.1

/

/

Packed bulk density
g/cm3

1.1-1.5

1.1-1.5

0.1

/

BET Surface area
m2/g

5-12

6-13

>150

>60

Impurity level  Si
ppm

≤40

≤50

≤10

≤10

Nappm

≤10

≤10

≤10

≤10

Mgppm

≤5

≤10

≤6

≤6

Cuppm

≤5

≤10

≤2

≤2

Feppm

≤20

≤30

≤15

≤15

Application

Polishing material, Resin filler Abrasion-resistant porcelain, Lamp luminescent

Coating pigment

Fluorescent

Coating pigment


ALUMINIUM OXIDE  MATERIAL SAFETY DATA SHEET

OneProduct Identification

【Synonyms】:Aluminum Oxide    

【Chemical Formula】:Al2O3

【Molecular Weight】:101.96

【CAS No.】:1344-28-1 

TwoComposition/Information on Ingredients

【Ingredient】:High Purity Aluminum Oxide

【Appearance and Character】:White Powder

【Main Application】:Manufacture single crystal,translucent,polishing materials etc

ThreeHazards Identification

【Inhalation Channel】:Inhalation by mistake

【Health Hazards】:Stimulate mucosa and upper respiratbuyongory tract,no other hazards

FourEmergency

【Skin Contact】:Take off the dirty clothes immediately and then flush skin with plenty of water

【Eye Contact】:Immediately flush eyes with plenty of water or physiological saline , lifting upper and lower eyelids occasionally. Get medical attention if irritation persists.

【Inhalation】:Remove to fresh air.

【Ingestion】:Give several glasses of water to drink to dilute,or get medical advice.

FiveFire Fighting Measures

【Fire】:None

【Explosion Temperature】:None

【Explosion Upper Limit】:None

【Explosion Lower Limit】:None

【Hazardous Character】:None

【Fire Extinguishing Media】:Firemen must wear full-body anti-fire and anti-hazard clothes, in the windward. Try your best to move the container away from fire area to open space.

SixAccidental Release Measures

【Release Emergency Treatment】:Keep away from the area of leak or spill. Wear appropriate personal protective equipment as anti-dust mask and anti-hazard clothes. Spills: Sweep up and containerize for reclamation or disposal. Vacuuming or wet sweeping may be used to avoid dust dispersal.

SevenHandling and Storage

【Storage Attentions】:Keep in a tightly closed container, stored in a cool, dry, ventilated area. Protect against physical damage. Containers of this material may be hazardous when empty since they retain product residues (dust, solids); observe all warnings and precautions listed for the product.

  EightExposure Controls/Personal Protection

【China MAC】:6

【FSU MAC】:2~6

【Project Control】:Obturation operation,part ventilation   

Respiratory System Protection】:When the consistency of dust is over proof, the operator must wear self-vacuum anti-dust mask. But if it is emergent, the operator must wear air-respirator.

Body Protection】:Wear hazard-impenetrable clothes.

Eye Protection】:Use chemical safety goggles.

Skin Protection】:Wear protective gloves and clean body-covering clothing.

【Other Protection】:Pay attention to Personal Hygiene and Purity

NinePhysical and Chemical Properties

【Melting Point】:2010-2050℃

【Boiling Point】:2980℃

【Comparative Density(Water=1)】:3.97-4.0

【Comparative Density(Air=1)】:None

【Vapor Density】:None

【Critical Temperature】:None

【Critical Press】:None

【Solubility】:Insoluble in water, soluble in inorganic acid and alkalis.

TENStability and Reactivity

【Stability】:

【Hazardous Polymerization】:

Hazardous Decomposition Products】:Strong oxidant

Incompatibilities】:None

ElevenToxicological Information

【Acute Toxicity】:None

【Thrill】:

【Subacute and Chronic Toxicity】:

【Reproduction Toxicity】:

【Carcinogenicity】:

【Mutagenicity】:

TwelveEcological Information

【Ecological Information】:

【Biology Degradability】:

【Non-Biology Degradability】:

ThirteenDisposal Considerations

【Disposal Character】:

【Method of Disposal】:

【Disposal Attentions】:

FourteenTransport Information

Label Classification】:None

Label SymbolNone

Label MethodNone

【Transport AttentionsPackages and loading must be completed before shipment. All the containers should not be released, not be collapsed, not be fallen, or not damaged in the transport process. Mixing with oxidants, food, or other chemicals is strictly prohibited in transportation. The transport condition must anti-sun, anti- rain, anti-high temperature. Vehicles should be cleaned thoroughly after transportation.

FifteenRegulatory Information

【Regulatory Information】:Chemical Safety Management of Hazardous Article Regulation (February 17, 1987 issued by the State Council), the implement details of Chemical Safety Management of Hazardous Article Regulations ([1992] No. 677), the requirements of safety use of chemicals in the workplace ([1996] No. 423 issued by Ministry of Labor) and other laws or regulations for hazardous chemicals all make corresponding provisions on the safety use, production, storage, transportation and handling. The dust health standard of alumina, aluminum and aluminum alloy powder in the air of plant (GB 11726-89), stipulates the maximum allowable concentrations of substances in the air and methods of detection.

SixteenOther Information

【References】:

【Amendment Notice】:

【Other Information】:


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