GAIL (India) records milestone in erecting PPB in Polypropylene Unit
The PPB is an essential part of the gas-phase polymerisation process and has two functions. It serves as a resin surge vessel for the extruder and recycles unreacted polypropylene.
State-owned GAIL successfully erects the Product Purge Bin (PPB) in the Polypropylene Unit, marking an engineering milestone from our PDH-PP Project at USAR. The PPB has an impressive volume of 1350 m³, with a height of 52.037 meters and an internal diameter of 9.144 meters at the top and 4.70 meters at the bottom. When empty, it weighs 381 MT, and when in use, it weighs 875 MT.
The PPB is an essential part of the gas-phase polymerisation process and has two functions. It serves as a resin surge vessel for the extruder and recycles unreacted polypropylene.
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Installed at an elevation of 68.9 meters using a 1600 MT crane, this marks the highest single-equipment erection ever at GAIL USAR, showcasing our engineering expertise and commitment to innovation. Fabricated entirely at the site, this structure stands tall as our commitment to innovation, engineering excellence, and energizing possibilities for India’s industrial future.
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