Compressionmoulding, hanyar sarrafa roba a cikin abin da roba albarkatun kasa ake samu a cikin samfurori ta dumama da matsa lamba a cikin rufaffiyar mold rami. Kayayyakin da ke amfani da tsarin gyare-gyare sune: sassa daban-daban, zoben rufewa, hatimin mai, da dai sauransu.
Gabaɗaya, za a fara yin toshe ɗin roba mai foda mai kama da samfurin, a sanya shi a cikin rami mai zafi, sa'an nan kuma a rufe shi kuma a matsa shi don yin gyare-gyare da ƙarfafawa ko vulcanized, sa'an nan kuma ana samun samfurin ta hanyar lalatawa, wanda ya dace musamman don gyare-gyare da sarrafa kayan thermosetting.
Yabo:
1. Za a iya yin shi ta kowace hanya
2. Babban madaidaici, siffar samfurin na yau da kullum da kyau
Ragewa:
1. Gaba ɗaya kawai za'a iya yin shi tare da tsawon ƙasa da 600 mm
2. Dogon sake zagayowar samarwa da ƙarancin inganci
3. Tsarin samar da kayan aiki zai haifar da yawancin burrs da tarkace
4. Farashin mold yana da tsada kuma tsarin ci gaba yana da tsawo.
Extrusion (Crowdingout), gabaɗaya bisa ga nau'in polymer ɗin da za'a sarrafa da siffar samfurin ko rabin samfurin{0} da aka gama, zaɓi extruder, kai da mutu, kazalika da na'urori masu dacewa da su kamar sira da gogayya, sannan ƙayyade yanayin aiwatar da extrusion kamar saurin dunƙule, matsin kai, zafin kayan abu, siffanta yanayin zafin jiki gabaɗaya, saurin juzu'i, da sauransu. hanya daban. Fitattun robobi, alal misali, galibi suna buƙatar sanyaya da siffa don ƙarfafawa, yayin da ƙaramin{3}} samfuran roba da aka gama suna buƙatar ƙara ɓarna. Kayayyakin da ke amfani da tsarin extrusion sune: ƙwanƙolin roba, igiyoyi, da igiyoyi masu sheashed na roba.
Yabo:
1. Zai iya zama tsayi mara waya
2. Saurin sake zagayowar samarwa da babban ƙarfin aiki
3. Sharar gida kadan ne ake haifarwa
4. Tsarin yana da arha, kuma ci gaban ya dace da sauri.
Ragewa:
1. Ana iya yin shi kawai a cikin tube
2. Daidaiton ya ɗan fi muni, kuma wasu siffofi suna da wuyar samarwa