We have come up with Cast Steel Flame Arrestor that aids in putting out the fire and preventing severe accidents with high pressure brought on by explosons. The arresters can swiftly absorb the heat of the flame and will maintain stability throughout. It is made with cast steel and is mainly used in biogas applications. The dimensions of this are 3 inches at the base and 5 inches at the center. The Maximum Operating Pressure of this Cast Steel Flame Arrestor is 1.20-1.60 bar.