How to Refill a Gas Airsoft Gun | Explained - Ehobby Asia

Green Gas Overview

Gas-powered airsoft guns, also known as GBB (Gas Blowback) guns, use compressed gases to propel the BB pellets. Green gas is one of the most commonly used gases for airsoft guns, along with propane and CO2. It is called "green" because it is marketed as a more environmentally friendly alternative to other gases, although it is still a fossil fuel-based product.

Green gas typically comes in a bottle where the gas is inserted into a valve typically on a gas gun magazine which contains the gun's gas reservoir. The propane in the green gas provides the propellant that propels the BB pellet out of the gun's barrel, while the silicone oil helps lubricate and maintain the gun's internal components.

One of the advantages of airsoft green gas is that it is relatively affordable and easy to find compared to other gases. It also provides consistent performance in a wide range of temperatures, making it a good option for airsoft players who want reliable performance in different weather conditions.

However, it is important to note that while green gas is marketed as a "green" option, it is still a fossil fuel-based product that emits greenhouse gases when burned. Additionally, the silicone oil in the green gas can build up in the gun's internal components over time, which can lead to maintenance issues if not properly cleaned and maintained.

To learn about the best Gas airsoft guns, check out our blog on 12 Best Gas Airsoft Guns.

Airsoft gas

How to Fill Your Gun with Green Gas

Filling your airsoft gun with green gas is a relatively simple process, but it's important to follow the manufacturer's instructions for your specific gun to ensure safe and proper operation. Here's a general overview of the steps involved:

1. Check that your airsoft gun is designed to be used with green gas. Most gas-powered airsoft guns will be compatible with green gas, but it's important to check the manufacturer's instructions to be sure.
2. Obtain a can of green gas and make sure it is free from damage or leaks. You can purchase green gas canisters at many airsoft retailers or online.
3. Locate the fill valve on your airsoft gun. The fill valve is typically located on the bottom of the gun's magazine or somewhere near the base of the gun.
4. Hold the green gas can upside down and insert the nozzle into the fill valve on the gun. Make sure the nozzle is securely inserted and that the can is held straight.
5. Press down on the green gas can to release the gas into the gun's magazine. The can should make a hissing sound as the gas is released.
6. Fill the magazine with gas until it is full. You can usually tell when the magazine is full by listening for a change in the sound of the gas escaping from the fill valve.
7. Once the magazine is full, remove the green gas canister from the fill valve and wipe away any excess gas from the gun.
8. Allow the gun to warm up for a few minutes before firing. This will help ensure proper gas flow and consistent performance.

Again, it's important to follow the manufacturer's instructions for your specific airsoft gun to ensure safe and proper operation. Always handle green gas canisters with care and use them in a well-ventilated area.

An airsoft gas pistol

Magazine Maintenance for Green Gas Magazines

Magazine maintenance is an important part of keeping your airsoft gun's green gas magazines in good condition. Here are some specific steps you can take to maintain your green gas magazines:

1. Disassemble the magazine: Follow the manufacturer's instructions to disassemble the magazine. This will allow you to access the internal components and clean them thoroughly.
2. Clean the magazine body: Use a soft cloth or brush to clean the exterior of the magazine body. This will remove any dirt or debris that may have accumulated on the surface.
3. Clean the magazine internals: Use a soft cloth or brush to clean the internal components of the magazine. Be sure to remove any debris or residue that may have built up in the magazine. You can also use a small amount of silicone oil to lubricate the O-rings and other moving parts as needed.
4. Inspect the O-rings: Check the O-rings on the magazine for wear or damage. If the O-rings are cracked, torn, or otherwise damaged, they should be replaced. This will help ensure a proper seal and prevent gas leaks.
5. Reassemble the magazine: Once you have cleaned and inspected the magazine, reassemble it according to the manufacturer's instructions. Be sure to tighten any screws or bolts to the appropriate torque specifications.
6. Store the magazine properly: When not in use, store the magazines in a cool, dry place away from direct sunlight. Avoid leaving them in extreme temperatures, as this can damage the seals and internal components.

By following these steps, you can help ensure that your airsoft gun's green gas magazines provide reliable performance and last for a long time. As always, be sure to follow the manufacturer's instructions for your specific airsoft gun and magazine.

Shooting a gas airsoft pistol

How often should I perform magazine maintenance?

The frequency of magazine maintenance for green gas magazines can depend on a variety of factors, including how often you use your airsoft gun and how well you take care of your magazines. As a general rule of thumb, it's a good idea to perform magazine maintenance after every few uses or whenever you notice any issues with the magazine's performance.

For example, if you notice that your magazine is not feeding BBs properly, or if you hear gas leaking from the magazine, it's a good idea to disassemble the magazine and perform maintenance to address the issue. Cleaning and lubricating your magazines regularly can also help prevent issues from occurring in the first place.

Ultimately, the best way to determine how often to perform magazine maintenance is to pay attention to the performance of your airsoft gun and magazines and address any issues that arise as soon as possible. By staying on top of maintenance tasks, you can help ensure that your airsoft gun performs reliably and that your magazines last for a long time.

What are some common issues that can arise with green gas magazines?

Like any mechanical device, green gas magazines can experience issues over time. Here are some common issues that can arise with green gas magazines:

1. Gas leaks: Gas leaks can occur if the O-rings on the magazine become damaged or worn. This can result in a loss of pressure and reduced performance.
2. Feeding issues: Feeding issues can occur if the follower or spring in the magazine becomes worn or damaged. This can cause the magazine to misfeed BBs or fail to feed them at all.
3. Magazine jamming: Magazine jamming can occur if dirt or debris gets into the magazine or if the follower or spring becomes misaligned. This can cause the magazine to lock up and prevent BBs from feeding properly.
4. Overfilling the magazine: Overfilling the magazine with gas can cause excess pressure and lead to leaks or other issues.
5. Magazine freezing: In cold weather conditions, the green gas in the magazine can freeze, which can cause the magazine to malfunction or even rupture.

To prevent these issues from occurring, it's important to follow the manufacturer's instructions for your specific airsoft gun and magazine and to perform regular maintenance on your magazines. This includes cleaning the magazines, inspecting the O-rings and other internal components, and lubricating the magazine as needed. By taking proper care of your green gas magazines, you can help ensure reliable performance and longevity.

Final Thoughts

Green gas is a popular choice for powering gas-powered airsoft guns, but it's important to remember that it is not necessarily a "green" or environmentally friendly option. While it is marketed as a more sustainable alternative to other fossil fuel-based gases, it still emits greenhouse gases when burned.

Proper maintenance of your green gas magazines is also important for reliable performance and longevity. Regular cleaning, lubrication, and inspection can help prevent issues from arising and ensure that your magazines last for a long time.

As always, it's important to follow the manufacturer's instructions for your specific airsoft gun and magazines, and to use caution when handling gas canisters and other airsoft equipment. By taking proper care of your airsoft gear, you can enjoy safe and enjoyable gameplay for years to come.