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<p>東莞石墨模具廠家?guī)懔私馐＞叩膾伖?/p><p>隨著塑料工業(yè)的快速發(fā)展，塑料制品的應(yīng)用越來越廣泛，如飲料包裝、日化產(chǎn)品等。一般情況下，塑料模具型腔表面需要鏡面拋光。比如我們生產(chǎn)的光盤，光學(xué)鏡片，表面粗糙度要求很高，需要拋光。拋光有利于增加工件的美觀度，提高材料表面的耐磨性和耐腐蝕性，使石墨模具具有減少生產(chǎn)注塑周期，塑料制品容易脫模等優(yōu)點(diǎn)。<br><br>一、拋光的目的<br><br>1、脫模容易<br><br>這樣塑料就不會(huì)粘在模具上，也不會(huì)脫落。<br><br>2.光面精整<br><br>增加模具的光潔度，使石墨模具產(chǎn)品表面美觀、光滑、美觀。<br><br>一般用拋光膏、油石、砂紙打磨模具的型腔表面，有助于使石墨模具的工作面光亮如鏡，稱為模具拋光。<br><br><br><br>二、技巧(由粗到細(xì))<br><br>高純石墨模具拋光建議:先用粗油石、砂紙或研磨拋光膏拋光，再用細(xì)油石、砂紙或研磨拋光膏拋光，再用細(xì)研磨拋光膏拋光。這個(gè)看起來比較復(fù)雜，但是先把前面的粗加工線打磨掉，再進(jìn)行后面的工序，不需要返工就可以達(dá)到很好的效果。<br><br>由細(xì)到粗的缺點(diǎn):粗線條扔不掉；表面看起來很亮，但是一照側(cè)面，粗線條就顯露出來了。<br><br></p> </div> <div id="tpe77pcdfnm" class="pre_next clearfix"> <div id="tpe77pcdfnm" class="pre"> <span>上一篇：</span>  <a href="/xyzx/0478.html" class="pre_link" target="_blank">深圳石墨模具廠家分享導(dǎo)致石墨模具嚴(yán)重?fù)p壞的五大原因</a> </div> <div id="tpe77pcdfnm" class="next"> <span>下一篇：</span>  <a href="/xyzx/0481.html" class="next_link" 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