EPS - yomwe imadziwikanso kuti polystyrene yowonjezera - ndi chinthu chopepuka chopangidwa ndi mikanda ya polystyrene. Ngakhale kuti ndi yopepuka kwambiri, imakhala yolimba modabwitsa komanso yolimba kwambiri, imathandizira kukhazikika komanso kuyamwa modabwitsa pazinthu zosiyanasiyana zotumizira. EPS thovu ndi njira yabwino kwambiri yopangira zida zamalata. Kupaka thovu kwa EPS kumagwiritsidwa ntchito m'mafakitale ambiri, ntchito zazakudya, ndi ntchito zomanga, kuphatikiza kulongedza zakudya, kutumiza zinthu zosalimba, kuyika makompyuta ndi kanema wawayilesi, komanso kutumiza zinthu zamitundu yonse.
Changxing's protective expanded polystyrene (EPS) thovu ndiye njira yabwino yopangira malata ndi zida zina zolongedza. Kusunthika kwa thovu la EPS kumapangitsa kuti pakhale mitundu yambiri yogwiritsira ntchito zotetezera. Zopepuka, koma zolimba mwamapangidwe, EPS imapereka chiwopsezo chosagwira ntchito kuti chichepetse kuwonongeka kwazinthu panthawi yoyendetsa, yogwira, ndi kutumiza.
Mawonekedwe:
1. Wopepuka. Gawo la danga lazinthu zopangira ma EPS limasinthidwa ndi gasi, ndipo decimeter iliyonse ya kiyubiki imakhala ndi thovu 3-6 miliyoni lodziyimira palokha. Chifukwa chake, ndi kangapo mpaka makumi angapo nthawi zambiri kuposa pulasitiki.
2. Mayamwidwe owopsa. Zogulitsa zonyamula za EPS zikadzakhudzidwa, mpweya womwe uli mu thovu udzanyeketsa ndikutaya mphamvu zakunja kudzera pakuyima ndi kukanikiza. Thupi la thovu limathetsa pang'onopang'ono kuchuluka kwake ndi kuthamangitsa pang'ono koyipa, kotero kumakhala ndi zotsatira zabwino za shockproof.
3. Kutentha kwa kutentha. Thermal conductivity ndi kulemera kwapakati kwa EPS koyera matenthedwe conductivity (108cal/mh ℃) ndi mpweya matenthedwe conductivity (pafupifupi 90cal/mh ℃).
4. Soundproof ntchito. Kutsekemera kwa phokoso lazinthu za EPS makamaka kumatenga njira ziwiri, imodzi ndiyo kutenga mphamvu yamagetsi, kuchepetsa kusinkhasinkha ndi kufalitsa; china ndicho kuthetsa kumveka ndi kuchepetsa phokoso.
5. Kukana dzimbiri. Kupatula kuwonetseredwa kwanthawi yayitali ndi ma radiation amphamvu kwambiri, mankhwalawa alibe chodziwika bwino cha ukalamba. Imatha kulekerera mankhwala ambiri, monga dilute acid, dilute alkali, methanol, laimu, phula, etc.
6. Anti-static performance. Chifukwa chakuti zinthu za EPS zimakhala ndi mphamvu zochepa zamagetsi, zimakhala zosavuta kudzilipiritsa panthawi ya mikangano, zomwe sizingakhudze malonda a ogwiritsa ntchito wamba. Pazinthu zamagetsi zolondola kwambiri, makamaka zida zazikulu zophatikizika za zida zamakono zamagetsi, anti-static EPS iyenera kugwiritsidwa ntchito.