嘉(jia)峪關除(chu)(chu)油除(chu)(chu)銹劑,噴(pen)砂完成后(hou)首先應(ying)對噴(pen)砂除(chu)(chu)銹部位(wei)(wei)進行(xing)(xing)(xing)檢(jian)查(cha),其(qi)次要對基體(ti)鋼(gang) 材表面(mian)進行(xing)(xing)(xing)清潔(jie)度(du)(du)(du)和(he)(he)粗糙(cao)(cao)度(du)(du)(du)檢(jian)查(cha)。重(zhong)點(dian)應(ying)檢(jian)查(cha)不易噴(pen)射的部位(wei)(wei),手(shou)工(gong)或(huo)(huo)動(dong)力工(gong)具除(chu)(chu)銹部位(wei)(wei)可適當降(jiang)低要求。對基體(ti)鋼(gang)材表面(mian)進行(xing)(xing)(xing)清潔(jie)度(du)(du)(du)和(he)(he)粗糙(cao)(cao)度(du)(du)(du)檢(jian)查(cha)時,一是(shi)(shi)嚴禁用手(shou)觸摸(mo);二是(shi)(shi)應(ying)在(zai)良好的散射日光下(xia)或(huo)(huo)照度(du)(du)(du)相當的人工(gong)照明條嘉(jia)峪關除(chu)(chu)油除(chu)(chu)銹劑 件下(xia)進行(xing)(xing)(xing),以免(mian)漏檢(jian)。 噴(pen)砂除(chu)(chu)銹后(hou),金(jin)(jin)屬結構表面(mian)清潔(jie)度(du)(du)(du)應(ying)達到Sa21/2,應(ying)對照《涂裝前鋼(gang)材表面(mian)銹蝕等級和(he)(he)除(chu)(chu)銹等級》中提供(gong)的照片嘉(jia)峪關除(chu)(chu)油除(chu)(chu)銹劑進行(xing)(xing)(xing)比較(jiao),比較(jiao)時至(zhi)少(shao)(shao)每(mei)(mei)2m2有(you)一個(ge)比較(jiao)點(dian)。 噴(pen)砂除(chu)(chu)銹后(hou),金(jin)(jin)屬結構表面(mian)粗糙(cao)(cao)度(du)(du)(du)應(ying)達到Ry60~ 100μm,應(ying)按照技(ji)術(shu)(shu)要求,取相 應(ying)粗糙(cao)(cao)度(du)(du)(du)樣板,用至(zhi)少(shao)(shao)7倍放(fang)(fang)大鏡放(fang)(fang)大后(hou)比較(jiao),比較(jiao)時至(zhi)少(shao)(shao)每(mei)(mei)2m2有(you)一個(ge)比較(jiao)點(dian)。用表面(mian)粗糙(cao)(cao)度(du)(du)(du)儀直接測(ce)定時,每(mei)(mei)2m2表面(mian)至(zhi)少(shao)(shao)要有(you)一個(ge)評(ping)(ping)定點(dian),取評(ping)(ping)定長度(du)(du)(du)為40mm,在(zai)此長度(du)(du)(du)范圍內測(ce) 5點(dian),取其(qi)算術(shu)(shu)平均值(zhi)為此評(ping)(ping)定點(dian)的表面(mian)嘉(jia)峪關除(chu)(chu)油除(chu)(chu)銹劑粗糙(cao)(cao)度(du)(du)(du)值(zhi)。

點擊查看除油除銹劑廠家(嘉峪關市分公司)的【產(chan)品相冊庫(ku)】以及我們的【產品視(shi)頻庫】