Ma hacelite harles amapangidwa kuchokera ku bakelite, zopezeka pulasitiki zopangidwa kumayambiriro kwa m'ma 1900. Bakelite adapangidwa ndi chemgian-American Chemer a Chemist Leo Baekeland. Bukelite, zinthu zoyambirira za pulasitiki zopangidwa ndi pulasitiki zopangidwa mwachangu, zimakonda kwambiri chifukwa cha kutentha kwake komanso kulimba.
Miphika yophika yophika idayamba kutchuka mu 1920s ndi 1930s, pomwe zinthuzo zidagwiritsidwa ntchito m'malo osiyanasiyana ogula, kuphatikizapo khitchini. Cokelite Pan zopangidwa zimakhala kusankha kotchuka masiku ano chifukwa cha zabwino zawo komanso zabwino.
1. Kukhudza kofewa: Amatchulidwa kuti akumvera, ofewa komanso omasuka. Ndi Mat, imakhalanso ndi zabwino zambiri za moyo wokhazikika komanso wautumiki wautali.
2. Mapeto a Matanda: Matabwa ngati kumaliza ndi njira yatsopano kwa zaka zaposachedwa. Chiphunzitsocho chikugwiritsa ntchito filimu yamadzi yokutidwa ndi chogwirizira. Ndi mawonekedwe a matabwa awa, imapangitsa cook canly pafupi ndi chilengedwe. Monga m'malo mwa chida chamatabwa chenicheni, zopangidwa izi zimapereka zopereka zambiri padziko lapansi.
3. Zakuthupi: Wotchedwa Bukelite, yemwe amatchedwa phenolic pulasitiki yokhala ndi matabwa ngati filler ngati filler. Phenolic akuumba ufa, makamaka wokhala ndi nkhuni, yomwe imadziwika kuti bakelite kapena wowonda. Zogulitsa pulasitiki zimapangidwa ndi bakelite ufa kapena ufa wowonda zimanenedwa kuti ndi banlite kapena zotatchilira zamagetsi.
4. Kapangidwe: Zoyenera za Bio, zosavuta komanso zosangalatsa kugwira, kutsatira ndi dzanja la munthu, mutha kuthana ndi chivindikiro mosavuta. Ndi dzenje pamapeto, ndikosavuta kungokhala kulikonse.
5. Buokelite nayenso ali ndi zabwino zina: kukana kwakukulu, kutentha, kutentha, wamphamvu komanso wosakhazikika.
Yankho: Ningbo, China, pafupi ndi doko.
A: Kutumiza kwa dongosolo labwinobwino ndi 20-25days.
A: Pafupifupi pafupifupi 8000pcs / tsiku.
