Customization: | Available |
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CAS No.: | 75-20-7 |
Formula: | Cac2 |
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Calcium Carbide
ITEM | INDEX | |||||
Gas Yield 20°C 101.3 Kpa L/kg ≥ |
Size | Gas Yield | Size percentage | Ash,% | ||
Top | A Grade | Accept Grade | ||||
80-120mm | 300 | 295 | 280 | ≥90 | ≤1 | |
50-80mm | 300 | 295 | 280 | ≥90 | ≤1 | |
25-50mm | 300 | 295 | 280 | ≥90 | ≤1 | |
15-25mm | 300 | 285 | 260 | ≥90 | ≤1 | |
7-15mm | 290 | 270 | 250 | ≥90 | ≤1 | |
4-7mm | 280 | 260 | 240 | ≥90 | ≤1 | |
2-4mm | 260 | 240 | 220 | ≥90 | ≤1 | |
PH3 %(V/V) ≤ | 0.08 | |||||
H2S %(V/V) ≤ | 0.1 | |||||
Quality Standard | GB10665-2004 |
Calcium carbide, a versatile compound, boasts several key applications:
1.Acetylene Gas Production: Calcium carbide reigns as a primary source of acetylene gas. When it encounters water, an alchemical reaction unfolds, generating acetylene gas. This gas holds a commanding presence in welding, cutting, and metal processing, as well as illuminating and heating applications.
2.Organic Synthesis: In the realm of organic chemistry, calcium carbide emerges as a pivotal raw material. It plays a critical role in the creation of a diverse array of organic compounds, such as vinyl chloride, chloroprene rubber, synthetic resins, and more, fueling innovation in chemical synthesis.
3.Oxyacetylene Welding: The acetylene gas derived from calcium carbide, when mingled with oxygen, becomes the lifeblood of oxyacetylene welding. This technique is widely employed in metal welding and cutting, showcasing the compound's indispensable role in the industry.
4.Calcium Cyanamide Production: Calcium carbide also ventures into the agricultural sphere by producing calcium cyanamide, a valuable chemical fertilizer that nurtures plant growth and enhances crop yields.
5.Desulfurizing Agent: In certain industrial sectors, calcium carbide emerges as a desulfurizing champion, aiding in the reduction of sulfur oxide emissions from combustion processes, thereby supporting environmental sustainability.
Please Note:A crucial note for safety: owing to the reactive nature of calcium carbide and its penchant for producing acetylene gas upon water contact, it is imperative to adhere to rigorous safety and environmental standards during its application.
Q: What is the primary use of calcium carbide?
A: Calcium carbide is primarily used in two main areas: the production of acetylene gas and organic synthesis. It is a major source of acetylene gas, which finds widespread applications in welding, cutting, lighting, and more. Additionally, calcium carbide serves as a raw material for organic synthesis to produce chemicals like vinyl chloride and synthetic resins.
Q:What are some other uses of calcium carbide?
A:In addition to its primary uses, calcium carbide can be used in oxyacetylene welding, the production of calcium cyanamide for plant growth, and as a desulfurizing agent to reduce sulfur oxide emissions from combustion.
Q:What are the safety precautions for handling calcium carbide?
A: Calcium carbide reacts with water to produce flammable acetylene gas, so careful handling is crucial. Storing and using it should follow safety protocols, keeping away from ignition sources and heat. Additionally, due to the flammable and explosive nature of acetylene gas, appropriate safety measures should be observed during usage.
Q: Where is your plant located?
A: Our calcium carbide factory is situated in Inner Mongolia, in close proximity to the source of carbide raw materials. Spanning across an area of 5000 square meters, our facility boasts a monthly production capacity of 6000 tons.
Q: How can you guarantee the quality?
A: We ensure product quality through several measures. During the carbide processing, we conduct multiple sampling tests to ensure products yield good gas output. Regular air pressure tests are performed on drums to ensure tight and safe sealing. Different sizes are stored separately to prevent mixing. Prior to loading, we conduct another sampling test to ensure the loaded goods have accurate weight, sizes, gas output, and quantity. Our carbide production adheres to the Chinese National Standard: GB10665-2004.
Q: What is the gas yield?
A: Typically, the gas yield of the particle size 80-120mm, 50-80mm, 25-50mm is 295L/KG.
The relationship between the gas yield and calcium carbide is as following. |
||||||||
CaC2 (%) |
63.14 |
68.52 |
72.54 |
73.89 |
75.2 |
76.57 |
77.91 |
80.6 |
Gas Yield(L/Kg) |
235 |
255 |
270 |
275 |
280 |
285 |
290 |
300 |
Q: What is the delivery time?
A: Typically, the delivery time is within 20 days upon receipt of the deposit or original L/C.