精品一区二区三区免费视频,国产麻豆精品福利在线观看,国内精品自在自线视频,久久久久亚洲av无码专区桃色

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.


国产婷婷色一区二区三区| аⅴ资源中文在线天堂| 国产人妻人伦精品| 在线观看的网站| 一本久久知道综合久久| 国产精品亚洲а∨无码播放麻豆| 国产精品人成视频免费国产| 国精品人妻无码一区二区三区性色| 俄罗斯美女真人性做爰| 人人妻人人妻人人片色av| 一区二区三区无码免费看| 综合亚洲桃色第一影院| 中文字幕无码成人免费视频| 人人爽人人爽人人爽| 性无码专区一色吊丝中文字幕 | 又大又粗又爽免费视频a片| 天天干成人网| 超薄丝袜足j好爽在线观看| 国内精品伊人久久久影视| 亚洲中文无码a∨在线观看| 亚洲高清成人av电影网站| 国产aⅴ人妻互换一区二区| 欧美成年黄网站色视频| 亚洲成在人线av中文字幕喷水| 亚洲国产成人久久三区| 国产乱子伦精品无码专区| 国产乱人伦av麻豆网| 亚洲国产成人精品无码区蜜柚| 日韩一欧美内射在线观看| 无码人妻丰满熟妇啪啪7774| 无码人妻aⅴ一区二区三区日本| 伊人色综合久久天天小片| 人妻少妇精品视频一区二区三区| 亚洲另类无码专区丝袜| 少妇极品熟妇人妻无码| 性色av一二三天美传媒| 日本高清二区视频久二区| 久久九九久精品国产| 亚洲欧美日韩综合俺去了| 精品国产一区二区三区久久狼| 国内精品久久久久久无码不卡|