超碰国产先锋,亚洲成A人片77777在线播放,嗯嗯啊电影在线网站,大陆激情网站

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 Sn96.5Ag3Cu0.5

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.


丝袜国产精品91| 免费无码毛片一区二区app| av中文字幕在线| 四虎亚洲国产成人久久精品 | 精品一区二区三区东京热| 国产二区1/99| 日日摸日日碰夜夜爽亚洲| 强行18分钟处破痛哭av| 房东少妇让我爽了一夜| 亚洲国产精品无码久久一线北台湾 | 蜜臀久久99精品久久久久久免费| 米奇影视久狠狠| 国产一v二v精品| 狠狠干天天色| 亚洲AV乱码专区国产精品| 色欲影视天天| 免费人成年小说在线观看| 嗯啊视频网站在线观看| 欧美人xxx| 久久99久久99精品中…| www.-级毛片线天内射视视| 亚洲日韩精品一区二区三区无码| 国产清纯在线一区二区WWW | 92精品国产自产在线观看481页 | 一区粉嫩小泬白浆喷水高潮| 3344永久在线观看视频| 无码伊人久久大杳蕉中文无码| 国产久热精品| 国产αV在线| 五月丁香欧美激情| 激情亚洲av| 午夜A级理论片在线播放琪琪| a级视频免费| 校园激情人妻春色都市另类| xxxxx影院| 激情小说激情图片av| 欧美肥妇与小伙肏屄视频 | 特级毛片爽www免费版| 极品人妻一区二区三区| 欧美电影免费一区二区三区| 97精品国产手机|