亚洲国产成人av网站-综合色就爱涩涩涩综合婷婷-全部露出来毛走秀福利视频-丰满人妻一区二区三区视频

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 Sn45Pb55

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: 日本丰满少妇xxxx| 精品人妻一区二区三区四区在线| 含羞草一卡2卡3卡4卡| 一个人看的www免费中文| 美女黄18以下禁止观看| 亚洲娇小与黑人巨大交| 国产va在线观看免费| 日日天日日夜日日摸| 无码人妻精品一区二区三区久久久| 成码无人av片在线电影网站| 粗大猛烈进出高潮视频免费看| 亚洲精品无码av人在线观看国产| 亚洲免费观看在线视频| 人妻洗澡被强公日日澡| 国产全肉乱妇杂乱视频| 欧美人与动性xxxxx杂性| 久久综合九色欧美综合狠狠| 久久综合噜噜激激的五月天| 精品国产av一区二区三区| 精品黑人一区二区三区| 亚洲自偷自拍熟女另类| 无码视频免费一区二三区| 欧美肥妇多毛bbw| 国产婷婷色一区二区三区| 国产精品无码专区在线观看| 欧美巨大黑人极品精男| 免费看撕开奶罩揉吮奶头视频| 国产精品午夜无码av体验区| 国产超碰人人做人人爱ⅴa| 亚洲国产综合另类视频| 超碰人人模人人爽人人喊手机版| 97精品久久天干天天天按摩| 精品少妇无码一区二区三批| 久久久久亚洲av成人网电影| 特黄 做受又硬又粗又大视频| 精品视频一区二区三三区四区| 中文字幕在线中字日韩| h无码精品动漫在线观看| 日韩人妻无码精品无码中文字幕| 欧美亚洲精品suv| 欧美疯狂做受xxxxx高潮|