polyurethane pig
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Polyurethane Cup Pig
Polyurethane Cup Pig, integrally formed, usually made of polyurethane. Polyurethane Cup Pig cleaning process First, the Polyurethane Cup Pig is put into the oil and gas pipeline, injected into the pipeline medium (oil or liquid natural gas), the valve is opened to enter the pipeline to start the cleaning work, the Polyurethane pig is cleaned in the pipeline, and the cleaning is completed into the last section of the pipeline. Close the valve, pull out the last pipe of liquid, open the end pipe valve, and the pipeline pig exits.
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