Parallel twin dunƙule ganga don PVC bututu da profile
1.Hardness bayan hardening da tempering: HB280-320.
2.Nitrided Hardness: HV920-1000.
3.Nitrided zurfin akwati: 0.50-0.80mm.
4.Nitrided brittleness: kasa da sa 2.
5.Tsarin saman: Ra 0.4.
6.Madaidaicin dunƙule: 0.015 mm.
7.Surface chromium-plating ta taurin bayan nitriding: ≥900HV.
8.Chromium-plating zurfin: 0.025 ~ 0.10 mm.
9.Alloy Hardness: HRC50-65.
10.Alloy zurfin: 0.8 ~ 2.0 mm.
Filayen tagwayen dunƙule ganga suna taka muhimmiyar rawa wajen samar da bututun PVC da bayanan martaba.Aikace-aikacen sa a cikin waɗannan filayen guda biyu an jera su a ƙasa: Filastik da haɗa kayan aiki: ganga mai dunƙulewa ta narke sosai kuma tana haɗa guduro PVC da sauran abubuwan ƙari ta hanyar jujjuyawar dunƙule da wurin dumama.Wannan yana sa kayan PVC mai laushi da sauƙi don sarrafawa da siffar.Hanyoyin hanawa: A ƙarƙashin aikin dunƙulewar dunƙule, kayan molten PVC ya mamaye ta hanyar mutu don samar da samfurin tubular ko bayanin martaba.
Zane da daidaitawa na dunƙule ganga yana ba da damar samar da bututu da bayanan martaba na siffofi da girma dabam dabam.Cooling da ƙarfafawa: Bayan extrusion, bututu ko bayanin martaba yana yin saurin sanyaya ta hanyar tsarin sanyaya don ƙarfafa kayan da kiyaye siffarsa.Yankewa da Yankewa: Yi amfani da kayan aiki kamar yankan injuna da injunan datsa don daidaita girman da kammala aikin bututu da bayanan martaba.A takaice dai, ganga tagwaye mai lebur yana taka muhimmiyar rawa wajen samar da bututun PVC da bayanan martaba, da sanin ƙirar filastik, haɗawa, gyare-gyaren extrusion da sarrafa kayan aiki na gaba, yana tabbatar da inganci da aikin samfurin ƙarshe.
