免费国产在线一区二区,亚洲国产成人av国产自,国产精品久久久久久久影院,av在线播放日韩亚洲欧我不卡

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
High temperature solder paste

Solder paste PF-8307-H2

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.


少妇乳大丰满在线播放 | 人人曰人人看| Av在线直接播放| 久久久免费人体| 国产又爽又黄又爽又刺激| 超碰2016| 奇米影视7777中文字幕| 国产欧美va欧美va香蕉在| 在线免费av网| 色婷婷狠狠18| 成人国产果冻传媒无码视频| 亚洲综合色区在线播放2019| 中文字幕av无码一二三区电影| 日本在线欧美| 久久国产精品娇妻素人| 玩弄白嫩少妇XXⅩXX性| 享受人妻中文字幕| 伊人久久大香线蕉av网| 九色AV台湾| 男人天堂网在线视频观看| 少妇人妻无码永久免费视频| 黄色人人操人人摸| 99xx在线| 无码人妻毛片丰满熟妇区毛片国产| 欧美日韩网址在线| av中文字幕在线| 高清不卡毛片免费观看| 久久精品国产亚洲av麻豆软件| 久久无码一区二区三区漫画网站| 欧美人妻偷人| 无遮高潮国产免费观看| 2016人人操人人吻| 欧洲精品99毛片免费高清观看| 三年片观看免费观看大全| 99久久er热在这里只有精品99| 老熟女高潮喷了一地| 黑人插嫩逼逼视频| 亚洲中文字幕日产无码2020| 制服中字人妻中字出轨中字| 91TS人妖另类精品系列| 国产丝袜美女|