(1) Halayen ƙarfafa ƙarfe Haɗaɗɗun matrix na aluminum galibi sun haɗa da ƙarfafa barbashi (gami da wisker) da ƙarfafa zare. Kayan da ake amfani da su don ƙarfafa ƙarfe galibi sun haɗa da B, CB, SiC, da sauransu.
Lokacin da aka kunna haɗin aluminum matrix kuma aka dumama shi, matrix Al yana da sauƙin amsawa tare da matakin ƙarfafawa, kamar yaduwar Si cikin sauri a cikin ƙarfen cika zuwa ƙarfe na tushe da kuma samuwar layin zubar da mai rauni. Saboda babban bambanci a cikin ma'aunin faɗaɗa layi tsakanin Al da matakin ƙarfafawa, dumama brazing mara kyau zai haifar da damuwa ta zafi a mahaɗin, wanda ke da sauƙin haifar da fashewar haɗin gwiwa. Bugu da ƙari, rashin danshi tsakanin ƙarfen cika da matakin ƙarfafawa ba shi da kyau, don haka dole ne a yi wa saman brazing na mahaɗin magani ko a yi amfani da ƙarfen cikawa da aka kunna, kuma a yi amfani da brazing na injin tsabtace iska gwargwadon iko.
(2) Ana iya yin amfani da kayan aikin ƙarfafa ƙarfe da tsarin B ko SiC na ƙarfe mai ƙarfafa ƙarfe, kuma ana iya yin gyaran saman kafin walda ta hanyar niƙa takarda mai yashi, tsaftace goga mai waya, wanke alkali ko plating nickel mara lantarki (kauri mai rufi 0.05mm). Karfe mai cikewa shine s-cd95ag, s-zn95al da s-cd83zn, waɗanda ake dumama su da harshen wuta mai laushi na oxyacetylene. Bugu da ƙari, ana iya samun ƙarfi mai yawa na haɗin gwiwa ta hanyar goge ƙarfe da solder s-zn95al.
Ana iya amfani da injin tsotsar injin tsotsar injin tsotsar injin don haɗa haɗin matrix na aluminum mai gajeren zare mai ƙarfin 6061. Kafin yin amfani da injin tsotsar ...
Ga haɗakar matrix na aluminum mai ƙarfafa graphite, yin amfani da bracing a cikin tanderu mai kariya ita ce hanya mafi nasara a yanzu. Domin inganta danshi, dole ne a yi amfani da solder ɗin Al Si wanda ke ɗauke da Mg.
Kamar yadda yake a cikin injin ƙarfafa injin aluminum, ana iya inganta danshi na mahaɗan matrix na aluminum ta hanyar shigar da mg tururi ko Ti tsotsa da kuma ƙara wani adadin Mg.
Lokacin Saƙo: Yuni-13-2022