<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
      Solder paste

      Solder paste Sn55Pb45

      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: 亚洲AV日韩AV高清在线播放| 国产欧美日韩不卡一区二区三区| 亚洲av成人免费在线| 国产在线精品一区在线观看| 成人av免费在线播放| 蜜臀久久人妻一区二区| 久久精品国产亚洲黑森林| 国产精品久久久久影视不卡| 波多野结衣视频一区二区| 乌拉特中旗| 欧洲中文字幕一区二区| 天堂岛国精品在线观看一区二区 | 延安市| 黄色免费网址在线观看| 在线欧美精品二区三区| 亚洲国产成人久久综合碰碰动漫3d | 亚洲AV成人综合网久久成人| 偷拍激情视频一区二区三区| 国产成人精品亚洲午夜麻豆| 亚洲国产精品500在线观看| 双辽市| 影音先锋人妻啪啪AV资源网站| 中文字幕乱码二三区免费| 亚欧乱色熟女一区二区三区| 国产成人色污在线观看| 国产精品永久免费嫩草研究院| 婷婷狠狠综合五月天| 国产真人无码作爱免费视频| 丰满人妻无奈张开双腿AV| 国产香蕉一区二区在线网站| 亚洲日韩欧洲无码AV夜夜摸| 亚洲欧洲日产国产AV无码| 91探花在线观看国产最新| 自拍一区在线视频观看| 亚洲精品亚洲中文字幕| 日韩人妻少妇一区二区三区| 日韩成人一区二区三区在线观看 | 四虎国产精品永久在线观看| 久久国产欧美日韩精品图片| 国产综合亚洲欧美日韩在线 | 欧美日韩国内精品麻豆91|