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Calcium Carbide

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MOQ : 1 FCL 20 MT Metric Ton

Calcium Carbide Specification

Application
Used in the production of acetylene gas, steelmaking, desulphurization agents, carbide lamps, and as a chemical intermediate

Smell
Strong garlic-like odor (due to impurities)

Ingredients
Calcium Carbide (CaC2)

Physical Form
Solid (lumps)

Solubility
Reacts with water, slightly soluble in alcohol

Poisonous
YES

Storage
Store in tightly closed containers in a cool, dry, well-ventilated area; protect from moisture

Taste
Not applicable / Not to taste

Structural Formula
CaC2

EINECS No
200-848-3

Purity
80% - 85%

Molecular Weight
64.10 g/mol

Product Type
Inorganic Chemical

Density
2.22 Gram per cubic centimeter(g/cm3)

Shelf Life
One year under proper storage conditions

HS Code
28491000

Appearance
Greyish to black solid

Grade
Technical Grade / Industrial Grade

Usage
Generation of acetylene gas for welding and cutting, fruit ripening, steel industry

Shape
Irregular lumps

Properties
Reacts with water to produce acetylene gas; emits heat during reaction; strong reducing agent

Melting Point
2160°C

CAS No
75-20-7

Molecular Formula
CaC2

Ph Level
N/A (does not dissolve in water; forms alkaline solution on reaction)

Hazard Class
Class 4.3 (Substances which, in contact with water, emit flammable gases)

UN Number
1402

Toxicity
Can release toxic gases when in contact with water or acids

Granule Size
25-80 mm typical (also available in other sizes)

Recommended PPE
Gloves, protective goggles, dust mask

Packing
Packed in sealed drums, iron barrels or airtight containers

Acetylene Yield
Above 295 L/kg (at 20C, 1 atm)

Color
Grey to blackish

Calcium Carbide Trade Information

Minimum Order Quantity
1 FCL 20 MT Metric Ton

Supply Ability
20000 Per Day

Delivery Time
30 Days

Main Export Market(s)
Asia, Australia, Central America, North America, South America, Eastern Europe, Western Europe, Africa

About Calcium Carbide

Product	calcium carbide
H.S.CODE	28491000
CAS NO.	75-20-7
EINECS NO.	200-848-3
Color	Grey, dark grey
Usage	Producing acetylene gas
Grade	tech grade
Appearance	Grey or dark grey stone

Industrial Applications of Calcium Carbide

Calcium carbide finds application in various fields, notably for generating acetylene gas used in welding and cutting torches, and as a desulphurization agent in steelmaking. It's also integral in producing carbide lamps and as an intermediate in the chemical manufacturing process. Thanks to its reactivity and high purity (80-85%), it supports several key industrial processes.

Handling and Storage Guidelines

Proper handling and storage of calcium carbide are crucial due to its high reactivity and toxicity. It should be kept in tightly closed containers, away from moisture and in well-ventilated areas. Direct contact with water should be strictly avoided during storage to prevent accidental gas generation and hazards. With appropriate precautions, calcium carbide has a shelf life of one year.

FAQ's of Calcium Carbide:

Q: How is calcium carbide used in acetylene gas production?

A: Calcium carbide reacts with water to produce acetylene gas (C2H2) and calcium hydroxide. This process is commonly used in generating acetylene for cutting and welding torches in industrial applications.

Q: What precautions should be taken when storing calcium carbide?

A: Calcium carbide must be stored in tightly sealed containers, in cool, dry, and well-ventilated locations. It should be kept away from moisture to prevent dangerous reactions and accidental gas release.

Q: Where is calcium carbide commonly used apart from gas generation?

A: Besides acetylene production, calcium carbide is utilized as a desulphurization agent in steelmaking, for making carbide lamps, fruit ripening, and as a chemical intermediate in various manufacturing processes.

Q: What benefits does calcium carbide offer in industrial applications?

A: Calcium carbide's strong reducing properties make it effective for removing sulfur in steel, and its quick reaction with water ensures a reliable supply of acetylene gas. Its versatility reduces operational downtime and supports multiple manufacturing sectors.

Q: When does calcium carbide become hazardous during use?

A: Calcium carbide becomes hazardous when it comes into contact with moisture or water, releasing flammable acetylene gas and heat. The gas is toxic if inhaled, and the substance itself is considered poisonous, necessitating careful handling.

Q: What is the recommended process for using calcium carbide in steelmaking?

A: In steelmaking, calcium carbide is added as a desulphurization agent. It reacts with sulfur in molten iron, forming compounds that can be removed easily, thus purifying the steel.

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