Belofo ea heke ea thipa e loketse seretse le liphaephe tse mahareng tse nang le fiber, 'me poleiti ea eona ea li-valve e ka khaola lisebelisoa tsa fiber bohareng;e sebelisoa haholo ho tsamaisa slurry ea mashala, makhasi a liminerale le pipeline ea ho etsa pampiri ea slag slurry.Balofo ea heke ea thipa ke e nkiloeng ho valve ea heke, 'me e na le melemo le mathata a eona a ikhethang.1, Ke sehlahisoa se ratoang sa li-valve bakeng sa liphaephe tse seretse, seretse le sa pulp.2. Sebopeho se bonolo, molumo o monyenyane, boima bo bobebe le ho kenya habonolo.Mathata a valve ea heke ea thipa: e ka sebelisoa feela ka phaephe ea khatello e tlase.Belofo ea heke ea thipa e sebelisoa haholo liphaepheng tsa seretse, tseo ho ka thoeng ke valve e khethehileng ea liphaephe tsa seretse.