Sales of Mixed Gases

Mixed gases are mixtures of two or more pure gases with specific concentrations and are prepared to meet special and exact goals in industrial processes or laboratories. These gases have extensive applications due to their adjustable compositions; some examples are welding (with a combination of CO/He/Ar/CO2), laser and cutting (CO2/Ar/He/CO/2/N2), food industry to create a suitable packing atmosphere, research centers and laboratories for testing and quality control procedures, and also in medical applications (CO2/O2/N2), and firefighting with standard gases IG541, IG55, IG100, IG01.

Supply and Sales of Various Mixed Gases

Mixed gases are produced by controlled mixing of two or several pure gases with exact mixing ratios. In Akhavan Kalantari Industrial and Medical gases Company, these products are offered aiming to reach the highest level of precision in industrial and laboratory processes.
These gases have wide applications, from food and pharmaceutical industries to firefighting (IG541 and IG55 gas cylinders) o even some mixtures like industrial oxygen gas with other gases for special purposes.

Purchase of Mixed Gases; Customization Based on Your Needs

The value of mixed gases will become evident when the stable quality and composition repeatability are your priorities. We offer the customized of gas compositions in Akhavan Kalantari medical and industrial gas center to enable you to have a special product for your needs, from welding and laser cutting to the most delicate laboratory tests.

Advantages of Purchasing Gas from Akhavan Kalantari Company:
• Able to supply multicomponent and complicated gas mixtures,
• various gas cylinders with different capacities,
• presenting reliable certificates (SDS/COA) if requested by the customer,
• fast and safe shipment to all provinces of the country.

What Are Mixed Gases, and Why are They Important in Industry?

Mixed gases are generally prepared by mixing pure gases and play an important role in chemical and petrochemical industries, as well as extensive industrial and laboratory applications. The main advantage of mixed gases is the exact gas mixing ratios for a specific process (such as protection in welding or condition control in laser/cutting). From the purchasing point of view, there are two important terminologies: Components and gas balance. Components are the gases present in the mixture (e.g., CO2 and Ar), and the balance means the gas with the main share, and the other gases “dissolve” in that (like Ar or N2). Selection of the balance gas influences the mixture stability and its compatibility with your consumption purpose, especially in lower concentrations (ppm) or with more components.

The Most Important Applications of Mixed Gases in Iran

Mixed gases have a permanent position in chemical and petrochemical industries, but their application range is wider than this. In practice, when we talk about “purchasing a mixed gas”, one of these scenarios prevails: quality control of a process, improvement of output uniformity, or creating a controlled environment. The important point is that each application has its own language; in welding, you are mainly faced with ratios, in the laboratory, ppm (concentration) might be the matter, and in firefighting, standard codes (e.g., IG) are important. So, it is better to determine the application precisely so that the order specifications can be arranged correctly.

Mixed gases in welding (CO2/Ar/He/CO)

In welding, gas mixtures are usually used for protection, stabilizing the arc, and quality control of the weld. The important matter in purchasing is that you should have knowledge about your “process” and what you need as the “output”; because a mixture that is suitable for one production line might not give the desired results for a sensitive piece. In welding orders, the concentrations are normally the determining parameters, and it must be determined which gas is the balance gas and which gases are the modifiers.

Gas mixtures in laser and cutting (CO2 / Ar / He / CO / H2/ N2)

The composition of the gas can improve the cut quality, edge clearness, and process stability in cutting and laser cuts. The point is that multicomponent mixtures are generally more sensitive and expensive because composition control and homogeneity guarantee would be harder.

Medical gas mixtures (CO2 / O2 / N2)

Safety and quality requirements are higher in medical applications, so, you need to make purchase according to the protocols of the therapeutic center, technical expert recommendations, and standards.

Fire suppression gas mixture (IG01, IG100, IG55, IG541)

In gas-based fire suppression systems, codes such as IG usually refer to inert gases or specific gas mixtures. purchasing these gases is not limited to cylinder acquisition; it must be done in accordance with system design, project standards, and safety requirements.

The important considerations about the mixed gases before order registration and price inquiry:

The biggest challenge of mixed gas price inquiry is the insufficient preliminary information that result in unreasonable price differences and long information exchange processes. For example, the general request for “welding mixed gas” is not sufficient; because any welding method needs its own mixing ratios and standards. To have the most precise price in the shortest time and be able to have a real comparison between the offers, we recommend to present the following check list to the technicians:
Number Technical Characteristics Supplementary Information
1 Composition Type of gases and the exact ratios (ppm/ppb)
2 Pressure and volume The required pressure and cylinder capacity
3 Standards Permissible tolerance and uncertainties
4 Accessories Valve type and need for specific regulator
5 Certificates Request for a valid SDS or COA

Our company is the supplier of mixed gases based on the requirements of customers on purity, mixing ratios, volume, and pressure.

Please contact our experts for more information about purchasing, pricing, and order placement methods

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Frequently Asked Questions
What is the main difference between gaseous mixtures and industrial or laboratory grades?
answer
The main difference is in the level of uncertainty and the base gas purity. In Akhavan Kalantari medical and industrial gases, laboratory mixtures are produced and offered with very high precision (to ppm level) and with a reliable analysis certificate (COA), while for industrial gas mixtures (e.g., welding mixed gas), the focus is on the sustainability of the process.
How can we ensure the gas composition stability in the cylinder?
answer
The stability of mixed gases depends on the correct choice of the balance gas and the charging pressure. We use advanced mixing methods to guarantee the uniformity of the gas components till the last drop in the cylinder.
Is it possible to charge gas mixtures in the customer's gas cylinder?
answer
Yes, if our technical team confirms the integrity and hydrostatic test results of the cylinder, it is possible to charge your own cylinders. However, we recommend using new and special cylinders for highly sensitive laboratory gases.
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