沖孔(kong)(kong)(kong)封(feng)頭(tou)(tou)：由一個(ge)或多個(ge)孔(kong)(kong)(kong)沖壓成形的封(feng)頭(tou)(tou)。沖孔(kong)(kong)(kong)封(feng)頭(tou)(tou)也有(you)橢(tuo)圓形沖孔(kong)(kong)(kong)封(feng)頭(tou)(tou)、平底沖孔(kong)(kong)(kong)封(feng)頭(tou)(tou)、蝶(die)形沖孔(kong)(kong)(kong)封(feng)頭(tou)(tou)、無直邊沖孔(kong)(kong)(kong)封(feng)頭(tou)(tou)等！

一般(ban)沖孔封頭(tou)多用于各種設備過濾(lv)使用。而(er)孔的(de)大小(xiao)，距(ju)離均可按要求來定做(zuo)。