一级特黄视频-一级特黄aa大片欧美-一级片mp4-一级毛片直接看-久久99热在线观看7-久久99热狠狠色一区二区

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 Sn98.5Ag1Cu0.5

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: 白丝女仆被啪到深夜漫画| 亚洲免费一| 啦啦啦 中国 日本 高清 在线| 菊地凛子av| 一本一本之道高清在线观看| 把她带到密室调教性奴| 米奇在线8888在线精品视频| 在线成 人av影院| 久久久无码精品一区二区三区 | 无罩看奶禁18| 国产麻豆AV伦| 欧美大香线蕉线伊人久久| 野草观看免费高清视频| 久久久精品免费视频| 2019久久这里只精品热在线观看 | 97精品少妇偷拍AV| 短篇合集纯肉高H深陷骚| 日韩人妻精品久久日| 综合色一色综合久久网vr| 免费人成网站永久| 超碰视频在线| 嫩草视频在线观看免费| 一本道本线中文无码| 久久久久国产| CHINSEFUCKGAY无套| 色WWW永久免费视频首页| 暗卫受被肉到失禁各种PLAY| 污污内射在线观看一区二区少妇| 国产亚洲精品字幕在线观看| 一道精品视频一区二区三区| 美女丝袜夹b| 国产成人在线免费| 热久久2018亚洲欧美| bl肉yin荡受np各种play| 桃花色影院| 国产亚洲精品品视频在线| 最近中文字幕高清中文| 色就色 综合偷拍区欧美| 九九黄色大片| 古风H啪肉NP文| 中国女人精69xxxxxx视频|