Polyformaldehyde a cikin tsarin amfani yawanci yana da fa'ida biyu ta aiki da farashi, don haka daidaiton zaɓin abu yana karkata zuwa polyformaldehyde. Ga jerin wasu samfuran da za a iya maye gurbinsu da polyformaldehyde.

1. Polyester
Polyformaldehyde yana aiki mafi kyau fiye da PBT a wasu aikace-aikacen PBT na yau da kullun (bisa ga ingantaccen juriyar zafi da juriya), inda kaddarorin wutar lantarkinsa suka isa kuma fa'idar farashi ta bayyana.
A fannin amfani da motoci masu tsada, bambancin farashi shine kashi 20%. Saboda haka, a gasar da ke tsakanin PBT da ingantaccen polyamide, polycarbonate da polyformaldehyde a fannin kera motoci, yanayin polyformaldehyde da ke mamaye kasuwarsa sau da yawa yana faruwa.
2. Polycarbonate
PC a masana'antar kera motoci a cikin sassan kayan ado na ciki da waje na amfani da dogon tarihi, amma aikin polyformaldehyde da sabbin fasahohi masu alaƙa don kawo yuwuwar bambancin farashi, don haka a cikin nau'in sassan kayan ado na ciki da na waje maimakon babban adadin tsarin PC.Layin fitarwa na farantin PCAna amfani da shi galibi a masana'antar kera motoci, sauya fim na kayan lantarki, LCD don kwamfuta, wayar hannu, tabarau, kwalkwali, bugu na musamman, shirya magunguna da sauransu.
3. Polyamide
Nau'in polyamide, amfani da shi da wuri, da kuma tushen amfani da shi a masana'antu yana da kyau. Amma polyformaldehyde yana da damar maye gurbin nailan a aikace-aikace da yawa, inda ya fi kyau a fannoni daban-daban.
Amfani da sinadarin paraformaldehyde mai ƙarfi maimakon nailan a cikin injin ɗaukar kaya shine BMW da Ford suka jagoranci amfani da shi, kuma sauran sassan injin sun biyo baya. Da zarar an yi nasara, an kiyasta cewa akwai fa'idar kashi 30% na farashi.
4. Polyphenylene sulfide
PPS tana nuna fa'idodinta gabaɗaya tare da sauran robobi na injiniya gabaɗaya, amma a cikin ainihin fagen aikace-aikacen, gibin da ke tsakanin cikakken aiki da polyformaldehyde, da kuma fa'idodin polyformaldehyde kanta, don haka polyformaldehyde yana da kyakkyawar dama don shiga filin aikace-aikacen da PPS ke mamaye da shi.
5. Polytetrafluoroethylene
Halayen gogayya da lalacewa da kuma juriya ga gajiya da rarrafe suna ba da damar maye gurbin PTFE a aikace-aikace da yawa.

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