95% Purity Metallurgical Raw Material Chemical Additives Diboron Trioxide / B2O3 For Metallurgy

Basic Information
Place of Origin: CHINA
Brand Name: Herrman
Certification: ISO
Model Number: AH
Minimum Order Quantity: 1kgs
Price: Negotiable
Packaging Details: Packed in the woven bag, in which should be put two strata of plastic bags, net weight 25 kg a bag.
Delivery Time: 5 work days
Payment Terms: L/C, D/A, D/P, T/T, Western Union, MoneyGram
Supply Ability: 1500 mts per year
Detail Information
CAS No.: 1303-86-2 MF: B2O3
Purity: Min.99% Appearance: Colorless Transparent Powder
Other Name: Boric Oxide Grade: Electron Grade, Industrial Grade, Reagent Grade
Particle Size: 80 Mesh EINECS No.: N/M
High Light:

magnesium metal ingot


titanium sponge powder

Product Description

95% Purity Industrial Grade Chemical Additives Diboron Trioxide / B2O3 For Metallurgy




1.1 Molecule formula: B2O3

1.2 Molecule weight: 69.62

1.3 Appearance:white to pink powder

1.4 Melting point: 450°C

1.5 Boiling point:1860°C

1.6 Density:1.085 gram per ml (Amorphous)

1.7 Solubility:The product can be dissolved in acid, ethanol, hot water, and slightly dissolved in cold water.

1.8 Property:It is a colorless transparent powder. Its surface has greasy feeling its hygroscopicity is strong and it is easy to be hydrolyzed to form boric acid. In high temperature, it can be reduced by alkali metal or magnesium to monocrystal boron, It can be completely mixed dissolved with the oxides of metal, copper, sliver, aluminum, tin, arsenic.




Item Results
Appearance White powder
B2O3 % 99.20%
SO4 % 0.3
Cl % 0.1
Al2O3 % 0.1
Water insoluble matter % 0.02
Particle size 80 mesh



























Safety notes:

The product is considered toxic. It will harm body’s health by swallowing, breathing in, eyes contacting, skin contacting. To bring it into contact with eyes or skin will lead to irritation. To swallow it will lead to irritating alimentary canal. To inhale it will lead to irritation of respiratory tract. The highest allowable concentration is 15mg/m3 (OSHA) in working place. Wear safety-protective glasses, dustproof gauze musk, rubber gloves during handling it.




It has been used as the fusion agent in decomposition of silicates, the dopant of semiconductor material, the additives of heatproof glassware and paint refractory. It has been used in production of alloy steel in metallurgical industry. In addition, it’s used as the catalyst of organic synthesis, the additive of lubricant used in high temperature, and can be also used to environmental protection.



Contact Details
Rekkles Chen

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