Polyurethane yas granules yog siv los tsim cov khoom lag luam hauv kev tsim kho kom zoo nkauj, tom qab kev tsim kho cov khaub ncaws ua kom muaj zog, suav nrog kev siv polyurethane hauv cov ntaub ntawv sib zog, ua tau ruaj khov.
Polyurethane yas granules rau cov pawv huv underlay, nrog ntau yam kev sib tw, muaj ntau yam kev sib tw, yog cov kev sib tw yooj yim dua,
Cov khoom siv polyurethane, uas muaj ntau cov siv ntau, tuaj yeem siv hloov cov roj hmab, cov ntoo av, xim av, xim av, xim av, ua si thiab lwm yam.
Lub luag haujlwm ntawm Polyurethane:
Polyurethane tuaj yeem siv rau hauv kev tsim cov plastics, roj hmab, fibers, figesives thiab lwm yam ntawm cov neeg lub neej thiab muaj ntau cov ntawv thov.