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The PT-31 plasma gas diffuser is a small, cylindrical device that is inserted into the gas nozzle of a plasma cutting torch. It helps to distribute the shielding gas evenly around the arc, which improves the quality of the cut and reduces dross formation.

The PT-31 diffuser is made of a heat-resistant material, such as stainless steel or brass. It has a small, spiral-shaped opening that helps to create a swirling motion in the shielding gas. This motion helps to distribute the gas evenly around the arc, preventing it from pooling in one area.

The PT-31 diffuser is a relatively inexpensive and easy-to-install accessory. It can be used with most types of plasma cutting torches.

Here are some of the benefits of using a PT-31 plasma gas diffuser:

• Improved cut quality: The evenly distributed shielding gas helps to prevent dross formation and create a cleaner, smoother cut.
• Reduced cutting time: The swirling motion of the shielding gas helps to cool the workpiece, which can lead to faster cutting speeds.
• Increased torch life: The evenly distributed shielding gas helps to protect the torch from overheating, which can extend its lifespan.