Product Description
Helium gas is a colorless, odorless, and tasteless gas that is lighter than air. It is the second lightest element in the periodic table, after hydrogen. The atomic number of helium is 2, and its symbol is He.
Properties of Helium Gas:
- Density: Helium is much less dense than air, which is why it can cause balloons to float when filled with this gas.
- Boiling and Melting Points: Helium has a very low boiling point of -268.93 degrees Celsius (-452.07 degrees Fahrenheit) and a melting point of -272.2 degrees Celsius (-457.96 degrees Fahrenheit).
- Inert and Non-reactive: Helium is classified as a noble gas, which means it is chemically inert and does not readily react with other elements or compounds. It is non-toxic and does not pose a significant threat to human health.
- Thermal Conductivity: Helium has the highest thermal conductivity of any gas, making it useful for applications that require efficient heat transfer, such as in cooling systems and cryogenics.
- Low Solubility: Helium is relatively insoluble in water and most other liquids, which allows it to be used in gas mixtures and as a carrier gas in various analytical instruments.
Uses of Helium Gas:
- Balloons: Helium is commonly used to fill balloons, as it is lighter than air and causes them to float. It is popular for decorative purposes, celebrations, and events.
- Cooling: Helium's excellent thermal conductivity makes it useful for cooling various materials and equipment, including superconducting magnets in medical MRI machines and particle accelerators.
- Welding and Leak Detection: Helium gas is often used in welding processes to create an inert atmosphere and prevent oxidation. It is also employed in leak detection due to its low solubility and ability to escape from small openings.
- Scientific Research: Helium is crucial in cryogenics and low-temperature research, as it is used to achieve extremely low temperatures. It is vital for studying superconductivity, quantum mechanics, and other areas of scientific exploration.
- Breathing Mixtures: Helium-oxygen mixtures are sometimes used in deep-sea diving and medical applications to reduce the risk of nitrogen narcosis and decompression sickness.
- Airships and Blimps: Historically, helium has been used to provide buoyancy for airships and blimps due to its lighter-than-air properties. However, its usage has significantly decreased due to safety concerns and limited helium reserves.
It's worth noting that helium is a non-renewable resource, and its availability is limited. It is primarily obtained as a byproduct during natural gas extraction, and conservation and responsible usage are essential to ensure its availability for critical applications.
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 Advantages
1. 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.
FAQ
1. 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.
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