Me pēhea te ki te whiriwhiri i te kāpia ki kirihou

He pera maha ngā momo o kirihou, engari hinga ratou katoa ki e rua ngā rōpū: thermoplastics me thermosets.

Na reira, hoki-te kounga tiketike e hiahia ana hanga o ngā hua kirihou ki te mohio he aha te momo o te kirihou e hanga e ratou, ka āwhina i te reira ki te whakatau he aha te kāpia ki amuiraa te kirihou o te tetahi rōpū. Ahakoa i roto i tenei ngāwari huru mau i o ratou tinihanga. Hei tauira, e taea te hanga ko tākaro kirihou whakamahi i te rino whakapiringa tikanga, engari mo te karbalitovoy ipu pungarehu pai ki te whakamahi i piripiri mō te waitohu BF-2 kirihou. whakaaro ahau ki te whakaaro ngā rōpū e rua atu, i roto i te tikanga ki te matau i te whaktauiratia katoa o te honohono marara ngā wāhanga.

Hanga me te pia o thermosets

Ahanoa o tenei momo o te kirihou kore e taea fakamolū, ngohe me te re-puka, me te mea pakaru te te mea, e taea reira kāpia anake. Mai i taua kirihou mahi nga rihi, oko kakara, pātene, take hoki waea me kāmera, turanga me kōhao. Ka taea e ngāwari katoa o enei tūemi whatiia ranei anganga ki te hinga, a ka hiahia ratou ki te hanga piripiri mō te waitohu BF-2 kirihou me te BF-4, me te nitrocellulose, polyvinyl pūhaumāota me adhesives tāpia polyvinyl.

kawea hononga i roto i roto i te maha ngā wāhanga:

1. Kei te āta horoia whati i te puehu me te paru, a kia mohio ki te degrease. Hoki tenei whakaaro i te kōrero pakaru pai horoia atu ki te wai wera, me te hopi.
2. I āta maroke i te kāpia tono ki te mata te kahupapa a maroke reira na kore e piri te reira ki te maihao.
3. Kei te tono hoki te apa piripiri tuarua i runga i papa e rua, ka whakaaetia ki te tu mo te 1-2 meneti, i muri nei e ngā nga wahi, ka whakanohoia i raro i te press.
4. pumau te tukanga whakamaroke 3-4 ra.

Tapia me te honohono o thermoplastics

thermoplastics kirihou rōpū ngāwari tamărûhia e tiketike pāmahana me te taea rewa i raro i te mahi o etahi whakarewa. whakamahia tēnei kirihou e i roto i te hanga o ngā pene tuhituhi, rihi hopi, heru, papa matakitakinga me tākaro o ngā tamariki. I mua, i hanga enei tūemi o celluloid kirihou combustible, engari inaianei kua piki whakakapi reira e tāpia cellulose kore-he pūkākā. Na ia me te tahi atu kirihou wairewa i roto i te hauwaiwaro. Ka taea te hanga piripiri o tenei momo o te kirihou anake, ka rapua e tenei mahi i te momo e hiahiatia ana kirihou whakarewa (2 ngā wāhanga) me te tītipi celluloid (1 wahi). E konatunatua ka penapena i roto i te ipu ki te taupoki raru nga kai.

Hononga rerekē rewarau i thermosets, e taea te whakatinana i te reira i roto i te maha ngā huarahi:

1 ara

wahi tapatapahi lubricating pānga i runga i te whakarewa kirihou, ka tatari noa ka meinga nga taha ritua tāpiapia, ka tāpiri ake nga tūemi me hoatu i raro i te pēhi ki te whakaoti i pakeke.

tikanga 2

Hoki te pia whakamahi nitrocellulose piripiri mō kirihou waitohu "Mars", "C-1" me "MC-1".

3 Way

tono nga taha ki te kia herea ia e tahu ki runga ake i te marama e tukunga whakarewa whakarewa ranei, i runga nei kua hono nga wahi mata tamaruhia. A, no te whakawera he tika ki te ārai i tahunga, e kore i pouri te tui.

Na, ki te hanga i te mea pumau mo te wa roa, me te kore i ngaro te puka, he mea e tika ana ki te whiriwhiri i te piripiri pai mo tenei momo o te kirihou. I muri i te katoa, ka whakarato anake piripiri tīpakohia tika he hononga pono.