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fr-4环氧板常见的质量问题和解决方法

编辑:深圳市建鼎科技有限公司时间:2018-12-17

  1、ZHANGANGBANHUOBIAOMIANYOUYOUHUA。ZHUYAOSHITUONIANJISHIYONGBUDANGHUOXINGZUIBUSHIDANGZAOCHENGDE,BUTONGDEJIAONIANJIQISHIYONGDETUOMOJIGEZIBUTONG,RUFENQUANJIAOXINGKECAIYONGYOUSUAN,ERHUANYANGFENQUANJIAOZEBIXUYONGYINGZHISUANXIN(YONGLIANGZAIl%~1.5%),WAITUOMOJIYOUYONGHEILAHUOGUIKUDE。CIWAIGANGBANGUANGJIEDUTAICHABIXUZHONGXINPAOGUANGHOUZAISHIYONG。GANGBANYONGTUOMOJIYAONONGDUSHIDANG,TUFUJUNYUN,FOUZEYIZHANGANGBANHUOCHANSHENGYOUHUA。

 

  2、YAZHISHIPAOLIAO。CHANGFASHENGYUSHENGCHANBOLIBUBANSHI,YOUSHUZHIZAIYUREJIEDUANWEIXINGCHENGJIAONINGDANXINGTI,SHUZHIHANZUIHEKERONGXINGSHUZHIHANLIANGDA,YIJIYUREJIEDUANSHIJIANBUZUHEGUOKUAISHENGYASUOZHI。YINCIYINGXUANYONGHEGEDEYUJINZILIAO,SHIJIAODELIUDONGZHUANGTAIZAIXINGSHENGYA。LINGWAIDANGREBANBUPINGXINGSHI,YENENGZAOCHENGPILIAOSHIYABUJUNERDAOZHIPAOLIAO,YINCIYINGJISHIQIANGCHAHEDIAOKUREBANPINGXINGDU。

 

  3、fr-4环氧板层压板厚度偏差大。厚板偏差大通常是一边厚另一边薄或边缘厚中心薄。这主要是预浸渍料幅面一边胶老(可溶性树脂小)、另一边胶嫩所导致;另外是钢板芯边缘有棱,不平造成的;此外压机热板倾斜也可导致一边厚一边薄。因此要注意保持钢板和摆料,及时修整理板边缘楞子,注意挑出老化料和有折叠的料等。

 

  4、JIEDIANXINGNENGBUHEGE。NAIDIANYAHEJIEZHISUNHAOJIAOZHENGQIEZHIBUHEGE,ZHUYAOSHIYUJINZILIAOHUIFAWUHANLIANGDAHESHOUCHAOYAZHISHIYOUWEICAIQUXIANGYINGCUOSHI(RUYANZHANGYURESHIJIAN,DAYASHIFANGQIYICHUQUHUIFAWUDENGSHOUDUAN)ERZAOCHENGDE。BUJIUBANFAWANGWANGSHIJIANGCENGYABANJINXINGHOURECHULI,JIZAI120YI140℃XIAHONGBEI,ZHENKONGGANZAOZEGENGHAO。YOUXIECHANPINCHANGCHANGFASHENGJIEDIANXINGNENGBUHEGEZEYAOKAOLVJIAONIANJIPEIFANGDEXUANYONGSHIFOUQIADANGHEYAZHIGONGYISHIFOUHELI,YIBANCHUNHUANYANGSHUZHIJIAODEJIEDIANXINGNENGYOUYUHUANYANGFENQUANJIAO。

 

边锋游戏官网  5、CENGYABANBIAOMIANSIZHOUFABAI、ZHONGJIANSESHENZHUYAOSHIYUMANYANLIAOHUIFAWUHANLIANGGUODA,ZAIYURESHISIZHOUHUIFAWUYIZICHU,BANZHONGXINBUWEIHUIFAWUCANLIUZUIDA,YINCISIZHOUFABAI、BANZHONGXINBUWEISESHEN。