型材鋁筒鍍鈦金(jin)工(gong)(gong)(gong)(gong)藝(yi)(yi)(yi)(yi),屬于鍍膜技術,它是在常規鍍鈦工(gong)(gong)(gong)(gong)藝(yi)(yi)(yi)(yi)基(ji)礎(chu)上增加(jia)預(yu)鍍和(he)電(dian)鍍工(gong)(gong)(gong)(gong)藝(yi)(yi)(yi)(yi)步(bu)驟,預(yu)鍍工(gong)(gong)(gong)(gong)藝(yi)(yi)(yi)(yi)是將活(huo)化(hua)后的(de)鍍件置于食鹽和(he)鹽酸(suan)的(de)水溶液中進行(xing)化(hua)學處理;電(dian)鍍工(gong)(gong)(gong)(gong)藝(yi)(yi)(yi)(yi)的(de)鍍液成(cheng)分包括硫酸(suan)鎳、氯化(hua)鎳、硼酸(suan)、十二烷基(ji)硫酸(suan)鈉(na)、糖(tang)精、光亮劑,本(ben)工(gong)(gong)(gong)(gong)藝(yi)(yi)(yi)(yi)具有簡單、實用、效果佳等優點(dian),本(ben)工(gong)(gong)(gong)(gong)藝(yi)(yi)(yi)(yi)制得的(de)鈦金(jin)鋁型(xing)材(cai)其膜層硬度(du)HV≈1500、同等條(tiao)件下比鍍22K金(jin)150倍(bei),可加(jia)工(gong)(gong)(gong)(gong)成(cheng)各種(zhong)形(xing)態的(de)金(jin)色、彩色,黑色等光亮的(de)多種(zhong)系列型(xing)材(cai)鋁筒產品。
1、型材鋁筒鍍鈦金工藝,包(bao)括選材、拋光(guang)、化學除油、清水沖洗、活化、真空(kong)鍍鈦工藝步驟,其特征在于它還(huan)包(bao)括:
a、預鍍工(gong)藝(yi),該工(gong)藝(yi)是將活(huo)化后(hou)并經清水沖洗(xi)的鈦金鋁型材置于由食鹽、鹽酸和水組成的液體(ti)中(zhong)進(jin)行(xing)化學(xue)處(chu)理,處(chu)理溫度為(wei)常溫,處(chu)理時間(jian)至液體(ti)發生激(ji)烈(lie)化學(xue)反(fan)應為(wei)止(zhi);
b、電鍍(du)工(gong)藝(yi),該工(gong)藝(yi)中(zhong)鍍(du)液(ye)(ye)成份包括硫(liu)酸(suan)鎳、氯(lv)化鎳、硼酸(suan)、十(shi)二烷基硫(liu)酸(suan)鈉、糖精、光亮(liang)劑,工(gong)藝(yi)條(tiao)件(jian):電流3-4A /dm2陰(yin)極移動、5-7A/dm2空氣攪拌,鍍(du)液(ye)(ye)溫度50-60℃,PH 值(zhi)3.9-4.2,電鍍(du)時間15分鐘。