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 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.


主站蜘蛛池模板: 国产亚洲精品久久77777| 草莓视频app深夜福利| 最近免费中文字幕MV在线视频3| 打开双腿狠狠蹂躏蜜桃臀| 伦理片97影视网| 亚洲精品无码AAAAAA片| 国产精品免费视频能看| 天天操狠狠操夜夜操| A级超碰视频在线观看| 男男女女爽爽爽视频免费| 1024人成网站色www下载| 色欲精品国产AV久久久| FREEHDXXXX学生妹| 男人到天堂a在538线| 99C视频色欲在线| 欧美日韩中文国产一区发布| AV无码久久无遮挡国产麻豆| 欧美日韩亚洲一区视频二区| FERRCHINA内入内射| 热热久久超碰精品中文字幕| 抽插喷S骚爽去了H| 我年轻漂亮的继坶2中字在线播放 我们中文在线观看免费完整版 | 欧美大片免费| 成年视频国产免费观看| 日日操夜夜操狠狠操| 国产精品久久久久久久久久影院| 无码任你躁久久久久久老妇双奶 | 日韩欧美三区| 国产人妻人伦精品久久久| 亚洲日韩中文字幕区| 久久激情网| bt天堂午夜国产精品| 日本精品卡一卡2卡3卡四卡三卡 | 日日干夜夜啪蕉视频| 国产剧情麻豆mv| 亚洲午夜精品A片久久不卡蜜桃 | seba51久久精品| 偷拍 自怕 亚洲 在线| 精品亚洲大全| 日本高清免费一本在线观看| 囯产愉拍亚洲精品一区|