Hanyoyin gama gari nadacewa da bututusarrafawa

1. Hanyar ƙirƙira: Ƙarshen ko ɓangaren bututu yana fitar da injin ƙirƙira don rage diamita na waje.Na'urorin ƙirƙira na yau da kullun sune

Rotary, mahada, abin nadi.

2. Hanyar yin hatimi: Yi amfani da madaidaicin madauri don faɗaɗa ƙarshen bututu zuwa girman da ake buƙata da siffar da ake buƙata akan naushi.

3. Hanyar Roller: An sanya ainihin a cikin bututu, kuma ana danna gefen ta hanyar rollers don sarrafa gefen zagaye.

4. Hanyar juyawa: Gabaɗaya, ba a yi amfani da mandrel ba, wanda ya dace da gefen zagaye na ciki na bututu mai kauri.

5. Hanyar yin lankwasa: Akwai hanyoyi guda uku da aka fi amfani da su, wata hanya ita ce hanyar shimfiɗa, ɗayan kuma ana kiranta hanyar stamping, na uku kuma ana kiranta hanyar na'ura mai juyi 3-4, na'urori masu kayyade guda biyu, na'urar daidaitawa ɗaya, daidaitawa kafaffen abin nadi, an lanƙwasa bututun da ya ƙare.

Hanyar 6.Bulging: daya shine a sanya roba a cikin bututu kuma a danne shi tare da naushi a sama don yin bututun ya fito da tsari;wata hanyar ita ce amfani da hauhawar farashin ruwa don samar da ruwa a tsakiyar bututu.Ruwan ruwa yana kumbura bututu a cikin abin da ake buƙata.Ana amfani da wannan hanya mafi yawa wajen samar da siffofi da bellows.