我們專業做異形模具和異形塑(su)料件
開模不成功,退(tui)還全部開模費
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13932815220
13932815220
①塑料模具腔內粗糙,光潔(jie)度差②塑料加工內含有(you)水分或(huo)(huo)揮發物(wu)過多,或(huo)(huo)塑料顏料分解變質(zhi)③供料不足,塑化不良(liang)或(huo)(huo)塑料流動(dong)性差④模具壁(bi)有(you)水分和油污⑤使用脫模劑過量(liang)或(huo)(huo)選用不當(dang)⑥融(rong)料在模腔內與腔壁(bi)沒(mei)完全接觸(chu)⑦注射速度慢,壓力低⑧脫模斜度小,脫模不良(liang)或(huo)(huo)制品表面硬度低,易(yi)劃(hua)傷磨損⑨料粒大小不均,或(huo)(huo)混入不相溶料產生(sheng)色澤不
注塑(su)加(jia)工(gong)廠家的注塑(su)機(ji)液壓(ya)(ya)系統(tong)(tong)受(shou)電(dian)氣控制(zhi)系統(tong)(tong)的推動(dong),通過(guo)浸壓(ya)(ya)傳動(dong)系統(tong)(tong)去推動(dong)機(ji)械傳動(dong)部分,塑(su)料制(zhi)品的生產也可(ke)以說是注想成型各(ge)動(dong)作的動(dong)力(li)(li)源(yuan),依靠波壓(ya)(ya)執行元件推動(dong)機(ji)械傳動(dong)系統(tong)(tong)工(gong)作,將液壓(ya)(ya)能轉換為(wei)機(ji)械能。波壓(ya)(ya)傳動(dong)系統(tong)(tong)主要以動(dong)力(li)(li)元件油泵(beng)為(wei)核心器(qi)件,通過(guo)控制(zhi)元器(qi)件(名種流量、壓(ya)(ya)力(li)(li)和方向(xiang)閥)驅動(dong)執
①塑(su)(su)料(liao)模具(ju)澆(jiao)口(kou)系(xi)統形(xing)式(shi)不當,澆(jiao)口(kou)小,分流(liu)(liu)道小,流(liu)(liu)程長,流(liu)(liu)料(liao)陽力(li)大,料(liao)溫(wen)下降快②料(liao)溫(wen)太低或模溫(wen)太低③塑(su)(su)料(liao)流(liu)(liu)動性(xing)差,有冷料(liao)摻入(ru),冷卻速度快④模具(ju)內(nei)有水(shui)分或潤滑劑。融(rong)料(liao)充氣過多,脫模劑過多⑤注射壓力(li)太小或注射速度慢⑥注塑(su)(su)加工廠生產的塑(su)(su)料(liao)制品形(xing)狀不良(liang),壁厚薄不均勻(yun)。使融(rong)料(liao)在(zai)薄壁處匯合⑦模具(ju)冷卻系(xi)統不當或排氣
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