Polyurethane sealing mgbanaka e ji eyi iguzogide, mmanụ, acid na alkali, ozone, ịka nká, ala okpomọkụ, tearing, mmetụta, wdg Polyurethane sealing mgbanaka nwere nnukwu ibu na-akwado ikike na-eji ọtụtụ ebe dị iche iche ubi. Tụkwasị na nke ahụ, mgbanaka mkpuchi nkedo bụ mmanụ na-eguzogide mmanụ, hydrolysis na-eguzogide, na-eguzogide ọgwụ, ma nwee ike dị elu, nke kwesịrị ekwesị maka ngwá ọrụ mmanụ dị elu, ihe na-ebuli elu, ngwá ọrụ igwe na-emepụta ihe, nnukwu akụrụngwa hydraulic, wdg.
Polyurethane akara mgbanaka: polyurethane nwere ezigbo ihe eji arụ ọrụ, yana nguzogide ya na nguzogide nrụgide dị elu karịa rubbers ndị ọzọ. Nguzogide ịka nká, nguzogide ozone na nguzogide mmanụ dịkwa ezigbo mma, mana ọ dị mfe iji hydrolyze na oke okpomọkụ. A na-ejikarị ya eme ihe maka njikọ mkpuchi na-eguzogide nrụgide dị elu, dị ka hydraulic cylinders. N'ozuzu, okpomọkụ nso bụ - 45 ~ 90 ℃.
Na mgbakwunye na imezu ihe ndị a chọrọ n'ozuzu maka ihe mkpuchi mkpuchi, mkpuchi mkpuchi polyurethane ga-aṅa ntị na ọnọdụ ndị a:
(1) Juputara na ngbanwe na ngbanwe;
(2) Ike igwe kwesịrị ekwesị, gụnyere ike mgbasawanye, elongation na nguzogide akwa mmiri.
(3) arụmọrụ kwụsiri ike, siri ike ịza na ọkara, yana obere mmetụta shrinkage thermal (Joule mmetụta).
(4) Ọ dị mfe ịhazi na ịkpụzi, ma nwee ike idowe nha nke ọma.
(5) Ọ naghị emebi elu kọntaktị ma metọọ ọkara.
Ningbo Yokey Automotive Parts Co., Ltd na-elekwasị anya na-edozi nsogbu ihe onwunwe nke ndị ahịa na ịmepụta ụdị ihe dị iche iche dabere na ọnọdụ ngwa dị iche iche.
Oge nzipu: Ọktoba 10-2022