ʻO nā lako hana ʻole no ka hana mask ma Vietnam

Mai ka pale ʻana i ka maʻi maʻi, ua paʻa ka hāʻawi ʻana a me ke koi ʻana i nā mea pale e like me nā masks, nā lole pale, nā goggles, a me nā thermometer infrared. ʻO ka lole i ulana ʻole ʻia ʻo Meltblown PP he mea kī nui no nā masks a me nā lole pale olakino. Me ka hoʻonui ʻana o nā mea hana i nā masks, nā lole pale a me nā mea pale pale maʻi ʻē aʻe, ʻoi aku ka nui o ka noi no nā mea maka. Ua kanikau ka nui o nā mea hana, "He mīkini mask kaʻu, ʻaʻohe lole hehee."

No ke aha he paʻakikī loa ka loaʻa ʻana o ka lole hehee?
Ua hoʻomaopopo ʻia he nui nā ʻoihana kūloko i loaʻa kekahi ʻike i nā laina hana hoʻomākaukau lole hoʻoheheʻe ʻole i ulana ʻia, akā ke kiʻekiʻe nei ke kumukūʻai o kā lākou mea hana hana, ʻaʻole hiki i nā hui maʻamau ke hoʻolālā a hoʻokomo koke i ka hana, ʻaʻole like me ka hana automated o nā mīkini mask. hoʻolālā laina. He paʻakikī ka loaʻa ʻana o ka lole Meltblown ma muli o ka hoʻolako ʻana i nā mea maka, nā laina hana hana liʻiliʻi, haʻahaʻa haʻahaʻa, hoʻomaka hou ʻana i ka hana, a me ke koi nui. Ma keʻano o nā mea waiwai,ʻo Daun, Shengjin, Basel, a me nā mea'ē aʻe wale nō i hoʻolako iā lākou ma mua o ka Spring Festival.
 I kēia mau lā i hala iho nei, nui nā mea hana i hoʻololi ʻia i loko o ka hale e like me Kingfa i hoʻokumu pū i nā mea hoʻololi i hoʻoheheʻe ʻia, hiki ke hoʻēmi i ka nele o ka lako i kekahi ʻano. Eia nō naʻe, hiki i nā laina hana hoʻoheheʻe ʻia o nā mea hana he nui ke hāʻawi i nā huahana i ke ʻano o nā tona i kēlā me kēia lā. ʻO ka hāʻawi ʻana i nā mea hana lole lole ʻole PP heʻe ma lalo o 3 tons, ʻaʻole nui nā ʻoihana nui.
ʻO Zhejiang Yanpeng Nonwoven Machinery Co., Ltd., he mea hana loea i ka reaserch a me ka hoʻomohala ʻana o nā laina hana ʻole i ulana ʻia no nā makahiki he 15, ʻo PP spunbond nonwoven production line ka huahana nui o kā mākou hui, a me ka laina hana. (e like me S, SS, SSS... etc) hiki ke hana i ka lole i ulana ʻole ʻia ʻo ia ka mea o nā ʻeke nonwoven.
Mai ka makahiki 1960 i hoʻolaha ʻia e ka Hui ʻAmelika Exxon Company (EXXON) ka ʻenehana hoʻoheheʻe ʻia i ka hoʻoheheʻe ʻia, ua ulu wikiwiki ka ʻenehana milo hoʻoheheʻe. Hiki ke hoʻolālā ʻia nā nonwoven hehee e hoʻokō i nā hana kānana pono. No laila, hiki i nā mea ulana hoʻoheheʻe ʻole ke kāpīpī i nā huahana kānana hiki ke hoʻololi i nā mea kuʻuna ma nā ʻano like ʻole.
He ʻokoʻa loa nā fibers ultrafine (0.015den) o nā mea i hoʻoheheʻe ʻia melt-blown a me nā ʻano labyrinth ʻekolu i hana ʻia e ka hoʻopili ponoʻī ʻana a me ka hoʻopaʻa ʻana o nā fibers i ka lewa mai ka hāʻawi ʻana i ka fiber i nā lole kuʻuna a me nā mea i ulana ʻole ʻia. Loaʻa nā hiʻohiʻona o ka ʻili o nā mea i ulana ʻole ʻia, ʻoi aku ka nui o ka porosity (≥80%), ʻoi aku ka maikaʻi o nā voids (pore diameter ≤1μm), a me ka hana kānana maikaʻi ʻoi aku ka kiʻekiʻe ma mua o nā mea kānana maʻamau.
Eia kekahi, ʻaʻole kūpono nā lole i hoʻoheheʻe ʻole ʻia no ka hoʻohana ʻana ma ke ʻano he kānana i waena o ka pale olakino. ʻO nā lole i ulana ʻole ʻia i ka electret melt-blown hiki ke hoʻokō i kekahi pono kānana.