Flame retardant cap is an essential safety component in the storage of petroleum products, which is widely used in the process of storage and operation of petroleum products. The filter core of this product is made of stainless steel cold sheet. Corrosion resistance, can meet the need of oil storage and ventilation. Breathable cap components designed for the overall independent, one curing, to ensure that the size of the bellows is stable, easy to clean. Fire resistance ventilation cap is for the gas station, a small tank ventilation pipe designed to upgrade products, it adopts stainless steel roof cap, with the middle element standard, keep it in enough permeability on the basis of compact structure, light weight, small volume, convenient maintenance and replacement.
The top cap of the fire-proof and breathable cap is made of fire-resistant aluminum plate and the shell is cast aluminum. The fire core has two kinds of stainless steel corrugated plate and aluminum corrugated plate, which meet the technical requirements of cb-5908-2005. When the tank material expansion or oil intake, that is through the fire core corrugated plate outward exhaust. When the oil tank inward and outward again to the tank suction, and prevent and eliminate the source of fire from passing through, to ensure the safety of the tank.
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