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What is DX gas?

Published in Industrial Gases 1 min read

DX gas, often referring to DX® generator gas, is a controlled atmosphere gas produced by burning a mixture of air and fuel gas in a specialized apparatus. This process involves a refractory-lined combustion chamber and a packed annular cooling chamber.

DX Gas Production Process

The production of DX gas involves a specific process designed to create a controlled atmosphere. The key stages are:

  1. Combustion: A mixture of air and fuel gas is burned within a refractory-lined combustion chamber.
  2. Cooling: The resulting products of combustion are then cooled in a packed annular cooling chamber. This cooling process stabilizes the gas composition.

Key Components

The system used to generate DX gas typically includes these components:

  • Combustion Chamber: A high-temperature resistant chamber (refractory-lined) where the air and fuel mixture combust.
  • Cooling Chamber: A chamber designed to rapidly cool the hot gases produced during combustion. The "packed annular" design improves cooling efficiency.