<bdo id="eb9hl"><fieldset id="eb9hl"></fieldset></bdo>
    <thead id="eb9hl"><progress id="eb9hl"></progress></thead>
    1. <pre id="eb9hl"></pre>

      激情一区二区三区视频,亚洲日本一区二区三区不卡不码,国产午夜精品福利91,国产精品视频福利一区二区,东京热无码中文字幕av专区,国产91小视频在线观看,一级a爱片免费视频观看,久久AV中文综合一区二区
      Welcome to the official website of Legret Metal Company
      Focus on electronic welding for 20 yearsDONGGUAN LEGRET METAL.,LTD
      National consultation hotline:135-2799-2739
      Contact US
      mobile phone: 135-2799-2739
      Service hotline: 0769-38893080
      Email: lzd@dglzd.com
      Address: Dongguan lvzhidao Metal Co., Ltd
      Contact person: Manager Zeng
      Needle tube Solder paste

      Solder paste Sn42Bi58

      Product parameters

      ★Loose reflow process window
      ★Excellent wetting and tin eating ability
      ★Low bubble and void ratio
      ★The adhesive force can be maintained for a long time
      ★Transparent residue

      Scope of application

      Suitable for SMT industry PCB surface resistance, capacitance, IC and other electronic components welding

      The advantages of the product are as follows:

      1. Printing rolling and forming, as low as 0.3mm spacing pad can also complete exquisite printing;

      2. During continuous printing, the viscosity changes little, and the steel mesh has a long operational life. It will not dry after more than 8 hours, and still keeps good     printing effect;

      3. After several hours of printing, the original shape is still kept, basically no collapse, and the chip components will not be offset; 

      4. It has excellent weldability and can show proper wettability in different parts; 

      5. It can adapt to the requirements of different grades of welding equipment. It does not need to complete welding in nitrogen charging environment, and it can still perform good welding performance in a wide range of reflow furnace temperature;

      6. After welding, the residue is very little, the color is very light, and the insulation resistance is high, which will not corrode the PCB, and can meet the requirements of free washing; 

      7. It has better ICT test performance and will not produce misjudgment; 

      8. It can be used for paste in hole process.


      主站蜘蛛池模板: 久久强奷乱码老熟女| 福利一区福利二区在线| 亚洲免费一区二区三区视频| 亚洲国产精品网站久久 | 无码国产精品一区二区免费模式| 久久国产免费观看精品| 久热在线精品免费视频| 91福利国产在线在线播放| 无码国内精品久久综合88| 河北区| 国产成人午夜福利高清在线观看| h动态图男女啪啪27报gif| 欧美日本精品一本二本三区| 无码无遮挡又大又爽又黄的视频| 无码精品一区二区三区超碰| 国产成人无码A区在线观看视频不卡 | 国产精品老年自拍视频| 一区二区在线视频大片| 日韩AV人人夜夜澡人人爽| 精品人无码一区二区三区| 欧美另类在线制服丝袜国产| 破初无码中字免费观看| 深夜福利一区二区在线| 熟女人妻精品一区二区视频| 国产成人深夜福利在线| 久久香蕉综合色一综合色88| 国产AV无码专区亚洲AV男同| 91久久国产自产拍夜夜嗨| 高清久久精品亚洲日韩Av| 亚洲日韩图片专区小说专区| 中国国产xxxx免费视频| 女人被爽到高潮视频免费| 日本美人妻OL美脚OL视频网| 国产精品久久久久精| 亚洲婷婷五月激情综合APP| 午夜无码A级毛片免费视频| 广水市| 色www视频永久免费| 亚洲中文字幕有码视频| 国产av一区二区三区日韩| 免费一本色道久久88一综合|