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Yihoo pu (poliuretan) ko'pikli qo'shimchalar
Ko'pikli plastik po'stlog'ining xususiyatlari bilan plastik moddalarning asosiy navlaridan biridir, shuning uchun uning nisbiy zichligi kichik va uning o'ziga xos kuchi yuqori. Turli xom ashyo va formulalarga ko'ra, uni yumshoq, yarim qattiq va qattiq poliuretan plastikka ichiga kiritish mumkin.
PU foam is widely used, almost infiltrating into all sectors of the national economy, especially in furniture, bedding, transportation, refrigeration, construction, insulation and many other applications.