国产精品蜜臀,麻豆一卡2卡三卡4卡免费观看,日本女人毛茸茸毛茸茸一区二区三区 ,精品污污污一区二区

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
Low temperature Solder paste

Solder paste Sn42Bi58

Product parameters

★L(fēng)oose reflow process window
★Excellent wetting and tin eating ability
★L(fēng)ow 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.


18禁裸露啪啪网站免费| 最近最新的日本字幕MV| 制服丝袜99在线不卡| 青青草国产精品亚洲专区无码| 91香蕉短视频| 欧美二区在线| 性久久久久久久| 天堂一区二区三区| AA区一区二区三无码精片| 18禁无遮拦无码国产在线播放| 色噜噜AV男人的天堂| 亚洲精品美女久久久久9999| 高潮潮喷奶水飞溅视频无码| 亚洲AV一二三区成人影片| 怡红院影视| 国产美女一级特黄大片| 日韩区| 爆乳3把你榨干哦ova在线观看| 亚洲乱妇熟女爽到高潮的片| 92午夜少妇极品福利无码电影| 亚洲日韩精品无码AV海量| 最新亚洲春色av无码专区| 狠狠狠婷婷综合网| 亚洲少妇色图| 义乌市| 国产成人精品久久一区二区三区 | 美女扒开腿让男人桶爽30分钟| 亚洲av无码专区在线观看成人| 一本色道久久88加勒比亚洲| 欧美国产日本| 亚洲地区一二三色| 国产成人亚洲综合网色欲网久下载 | 久久久熟女| 久久久久亚洲av成人网人人小说| 三门县| 亚洲AV无码久久寂寞少妇| 国产成人影院一区二区三区| 亚洲国产精品无码专区在线观看| 怡红院电影| 性天堂 | 中文字幕av无码专区第一页 |