Basic Info.
Constituent
Industrial Pure Air
Grade Standard
Electronic Grade
Chemical Property
Non-Flammable Gas
Appearance
Colorless, Odorless
Cylinder Pressure
15MPa/20MPa
Transport Package
He Cylinder
Specification
4L 8L 40L 47L 50L
Product Description
Product Description
Helium gas (He) is a colorless, odorless, and inert noble gas. It is the second lightest element in the periodic table, and it belongs to the group of elements known as noble gases. Here are some key points about helium gas:
Chemical Composition: Helium is a chemical element with the atomic number 2, meaning it has 2 protons in its nucleus. Its atomic symbol is He.
Properties: Helium possesses several important properties:
Inertness: Helium is chemically inert, meaning it does not readily react with other substances. It is non-toxic and does not form compounds with other elements under normal conditions.
Density: Helium is lighter than air and has a density that is approximately 0.14 times that of air. This property makes it useful for applications where buoyancy is desired, such as in balloons and airships.
Low Boiling and Melting Points: Helium has a boiling point of -268.93 degrees Celsius (-452 degrees Fahrenheit) and a melting point of -272.2 degrees Celsius (-458 degrees Fahrenheit). These extremely low temperatures make helium useful in cryogenic applications.
Thermal Conductivity: Helium has exceptional thermal conductivity, which means it can transfer heat very efficiently. This property makes it useful in cooling applications, such as in cryogenics and superconductivity research.
Occurrence and Production: Helium is relatively rare on Earth and is primarily obtained as a byproduct of natural gas extraction. It is formed through the radioactive decay of heavy elements, such as uranium and thorium, in the Earth's crust. However, it can escape the Earth's atmosphere over time due to its lightness.
Uses: Helium gas has various applications:
Balloons and Airships: Helium is widely used to fill balloons and airships due to its low density, which provides buoyancy.
Cryogenics: Helium is extensively used in cryogenic applications, such as cooling superconducting magnets in MRI machines, particle accelerators, and research laboratories. Its low boiling point allows it to achieve extremely low temperatures.
Welding: Helium is used in certain types of welding, such as tungsten inert gas (TIG) welding, to create an inert atmosphere and prevent oxidation of the metal being welded.
Gas Chromatography: Helium is commonly used as a carrier gas in gas chromatography, a technique used for separating and analyzing chemical compounds.
Leak Detection: Helium is employed in leak detection methods, particularly in industries such as refrigeration and air conditioning, where finding and fixing leaks is critical.
Breathing Mixtures: Helium-oxygen mixtures, known as heliox, are used in certain medical treatments for patients with respiratory conditions.
Conservation and Availability: Helium is a finite resource, and its availability may be limited in the future. Due to its importance in various applications, there are efforts to conserve helium and promote its responsible use.
It is important to handle and use helium gas safely, following appropriate guidelines and regulations. Helium gas cylinders should be stored, transported, and handled with care to minimize any potential risks.
Basic Info.
DOT Class | 2.2 | Un Number | 1963 |
Cylinder Standard | DOT/ISO/GB | Cylinder Pressure | 15MPa/20MPa |
Valve | Qf-2/Cga580 | Melting Point | -272.2 ºC |
Appearance | Colorless, Odorless | Boiling Point | -272.2 ºC |
Density | 0.1786 Kg/M3 | Molecular Weight | 4.0026 |
Transport Package | 40L, 47L, 50L | Specification | 99.999%, 99.9999% |
Trademark | CMC | Origin | Suzhou,China |
HS Code | 28042900 | Production Capacity | 20, 000 Tons/Yea |
Specification: Specification | Company Standard |
He | ≥ 99.999% |
N2 | ≤ 2.0 ppm |
O2+AR | ≤ 1.0 ppm |
H2 | ≤ 1.0 ppm |
CO | ≤ 0.5 ppm |
CO2 | ≤ 0.5 ppm |
Ne | ≤ 1.0 ppm |
CH4 | ≤ 0.5 ppm |
Moisture | ≤ 0.5 ppm |
Company Profile
Shanghai Kemike Chemical Co., Ltd is staffed by trained personnel, combine many years experience in Gas industry .We supply cylinder gas, electronic gas, etc ., and the gas holder, panel, valves and fittings and other equipment, parts and engineering services to our customers in China and worldwide; The products are involved in various industrial fields, such as semiconductor chip, solar cell, LED, TFT-LCD, optical fiber, glass, laser, medicine , etc., Our mission is to partner with our global customers to provide support, solutions and quality products that are innovative,reliable, and safe.
Our products mainly include: H2, O2, N2, Ar, CO2, propane, acetylene, helium, laser mixed gas, SiH4, Sih2cl2, SiHCL3, SiCL4, NH3, CF4, NF3, SF6, HCL, N2O, doping mixed gas (TMB, PH3, B2H6) and other electronic gases.
Our Advantages1. Fast delivery;
2. Stable raw material source;
3. On-line analysis system for quality control in every step;
4. High requirement and meticulous process for handling cylinder before filling;
Our carbon monoxide have been exported to many countries like India, Pakistan, Malaysia, Indonesia, Australia, Singapore, Maldives and Ecuador.
Since the establishment of our company, it has received universal praise by virtue of good reputation, high quality and perfect after service.FAQ1. Q: Are you a factory or a trading company?
A: We are a manufacture and trade integration company. Expert R&D department and sophisticated supply chain is our key of success.
2. Q: Are bulk orders and multiple product orders available?
A: Yes, we have a strong production supply system to make sure all of your requirements satisfied. One station product solution is our aim of service.
3. Q: What if I never imported this product before, how do I do it?
A: Don't worry. We have import and export experience with over 50 countries over the world, our fulfillment department will guide you every step of the process.
4.Q: What is the MOQ?
Different products have different min order. It's depends on the kind the gas and the cylinder specifications. Please feel free to contact with me directly for your requirement.
5. Q: Why choice us Kemike Gas ?
A: Stable Supply, Professional Solution, Reasonable Price, and Safety Business with our Taiyu.
6. Q: How does your factory do the quality control?
A: We have standard quality control procedure.
a> In production, we have quality analysis system to make sure each step is qualified.
b> Before filling, we do the pre-treatment for the cylinders to clean well.
c> After filling, we will do 100% inspection analyze before delivery.
7. Q:Is it possible to ship by air?
A:Gases are classified into class 2.1, class 2.2 and class 2.3 which are inflammable gas, non-flammable gas and poisonous gas. According to regulation, inflammable gas and poisonous gas cannot be shipped by air, and only non-flammable gas can be transported by air. If the amount purchased is large, sea transportation is better.
8. Q:Can I customize the package?
A:Yes of course! The most regular package is cylinder. Its size, color, valve, design and other requirements can all be met.
9. Q: What is the package & storage details?
A:Seamless steel cylinder with different valves, or as to your requirement.
Stored in shady, cool, dry, ventilated warehouse, and keep away from sunlight and ramming.
10. More question......
Feel free to contact us, you will get immediately reply.
Address:
Building 1, No. 688, Qiushi Road, Jinshanwei Town, Jinshan District, Shanghai, China
Business Type:
Manufacturer/Factory
Business Range:
Chemicals
Company Introduction:
Shanghai Kemike Chemical Co., Ltd is a professional company devoted to the development of semiconductor chemical vapor deposition materials. It sells all kinds of advanced CVD/ALD (Chemical Vapr Deposition/Atomic Layer Depostion) chemical vapor deposition materials. It provides high-tech advanced materials companies from the front [synthesis, purification, analysis] process integration to the back [filling and packaging, container manufacturing, technical services]. Our mission is to partner with our global customers to provide support, solutions and quality products that are innovative, reliable, and safe. Contact us today to discuss your needs and to find out how we can help you.
Shanghai Kemike Chemical Co., Ltd is staffed by trained personnel, combine many years experience in Gas industry. We supply cylinder gas, electronic gas, etc., and the gas holder, panel, valves and fittings and other equipment, parts and engineering services to our customers in China and worldwide; The products are involved in various industrial fields, such as semiconductor chip, solar cell, LED, TFT-LCD, optical fiber, glass, laser, medicine, etc., Our mission is to partner with our global customers to provide support, solutions and quality products that are innovative, reliable, and safe.
Our products mainly include: H2, O2, N2, Ar, CO2, propane, acetylene, helium, laser mixed gas, SiH4, Sih2cl2, SiHCL3, SiCL4, NH3, CF4, NF3, SF6, HCl, N2O, doping mixed gas (TMB, pH3, B2H6) and other electronic gases.