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Antimony Trioxide (ATO)

Price 3200 INR/ Kilograms

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MOQ : 1 Kilograms

Antimony Trioxide (ATO) Specification

Shelf Life
2 Years

Purity
99.90%

HS Code
28258000

Shape
Crystalline, fine powder

Application
Flame retardant in plastics, rubber, textiles, and as an opacifying agent in glass, enamels, ceramics

Physical Form
Powder

Ingredients
Antimony Trioxide (Sb2O3)

Melting Point
656C

Storage
Store in tightly closed containers away from heat, moisture, and strong acids

Structural Formula
O3Sb2

Molecular Weight
291.52 g/mol

EINECS No
215-175-0

Molecular Formula
Sb2O3

Grade
Technical Grade

Appearance
White powder

Properties
White crystalline powder, insoluble in water, soluble in alkalis and concentrated acids, flame retardant properties

Smell
Odorless

Poisonous
YES

Usage
Used in flame retardants, pigments, ceramics, glass, enamels, and as a catalyst

Solubility
Insoluble in water, slightly soluble in alkalis and acids

Product Type
Inorganic compound

Density
5.7 Gram per cubic centimeter(g/cm3)

Taste
Tasteless

Refractive Rate
2.087

CAS No
1309-64-4

Ph Level
6.5-8

Stability
Stable under normal storage and handling conditions

Boiling Point
1550C (decomposes)

Packaging
Packed in 25 kg woven bags with inner polyethylene liner or as required

Heavy Metals Content
0.005%

Loss on Ignition
0.10%

Hazard Class
6.1 (Toxic) according to GHS/UN

UN Number
1549

Manufacturing Process
Refined by roasting stibnite ore and purification

Particle Size
1.5 m

Antimony Trioxide (ATO) Trade Information

Minimum Order Quantity
1 Kilograms

Supply Ability
1 Kilograms Per Week

Delivery Time
1 Week

About Antimony Trioxide (ATO)

Antimony Trioxide (ATO)

Molecular Formula : Sb2O3

CAS No.: 1309-64-4

Packing : 25 Kg. Bag

Application : It is applied as a flame retardant additives for polypropylene, polystyrene, Rubber, Paint.

Exceptional Flame Retardant Qualities

Antimony Trioxide is renowned for its efficacy as a flame retardant, widely incorporated into plastics, textiles, and rubber. By inhibiting flame propagation, it greatly enhances fire safety in a variety of end-use applications. Its fine crystalline structure and high purity ensure consistent performance across manufacturing processes.

Versatility in Industrial Applications

In addition to its primary use in flame retardancy, Antimony Trioxide serves as an opacifying agent in glass, ceramics, and enamels, lending opacity, brilliance, and color consistency. It is also valued as a catalyst and pigment, offering essential properties to diverse industries, including ceramics manufacturing and glassmaking.

Safe Storage and Handling Guidelines

Due to its toxic classification, Antimony Trioxide must be stored in tightly sealed containers, away from heat, moisture, and strong acids. Employees should use personal protective equipment and adhere to standard handling protocols to minimize exposure risks and ensure long-term material stability.

FAQs of Antimony Trioxide (ATO):

Q: How is Antimony Trioxide manufactured?

A: Antimony Trioxide is typically produced by roasting stibnite ore (Sb2S3) in the presence of air, followed by purification processes that result in a high-purity, white crystalline powder.

Q: What are the main industrial usages of Antimony Trioxide?

A: Its primary use is as a flame retardant in plastics, rubber, and textiles. It is also used as an opacifying agent in the production of glass, ceramics, and enamels, as well as in pigments and as a catalyst in certain chemical reactions.

Q: Where should Antimony Trioxide be stored and how long is its shelf life?

A: Antimony Trioxide should be stored in tightly closed containers, kept in a cool, dry place away from heat, moisture, and strong acids. When properly stored, it has a shelf life of up to two years.

Q: What safety precautions must be taken when handling Antimony Trioxide?

A: Given its toxic classification (GHS/UN Class 6.1), handlers should use proper personal protective equipment and avoid inhalation or skin contact. Adequate ventilation and strict adherence to handling protocols are crucial during processing.

Q: What are the key benefits of using Antimony Trioxide in flame retardant applications?

A: ATO significantly reduces the flammability of end products and enhances their resistance to heat and ignition. Its fine particle size and high purity contribute to its effectiveness in modifying combustion processes in polymers and textiles.

Q: When is Antimony Trioxide preferred in manufacturing processes?

A: Antimony Trioxide is selected when outstanding flame retardancy, opacity, and color control are required, especially for technical grade applications in plastics, glass, ceramics, and enamels.

Q: What makes Antimony Trioxide suitable for use in glass and ceramics?

A: Its chemical stability, insolubility in water, and ability to impart opacity make it ideal as an opacifying agent, enhancing the visual and structural qualities of glass and ceramic products.

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