久久精品国产久精国产_欧美极品少妇性运交_久久人人爽人人人人片_国产午夜片无码区在线播放_在线观看午夜亚洲一区

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
Medium temperature Solder paste

Solder paste PF-3501-C1

Product parameters

★Loose reflow process window
★Excellent wetting and tin eating ability
★Low 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: 亚洲av成人无码久久www| 久久18禁高潮出水呻吟娇喘| 国产成人亚洲精品无码av大片 | 欧美 日韩 国产 成人 在线观看| 无码粉嫩虎白一线天在线观看| 免费人成视频x8x8| 日韩av无码成人无码免费| 国产精品久久久久一区二区三区| 少女韩国电视剧在线观看完整| 中文字幕乱妇无码av在线| 国产又色又爽又黄又免费| 国产sm鞭打折磨调教视频| 大地资源在线播放观看mv| 久久精品一区二区三区四区| 国产a级毛片久久久精品毛片| 精品无码一区二区三区亚洲桃色| 中文字幕日本六区小电影| 四房播播开心五月| 国产农村妇女高潮大叫| 亚洲 自拍 另类小说综合图区| 中文精品久久久久人妻不卡| 久久久欧美国产精品人妻噜噜| 亚洲av无码乱码国产精品久久| a级毛片内射免费视频| 疯狂做受xxxx高潮欧美日本| 亚洲欧美日产综合在线网| 亚洲av无码一区二区三区人妖| 少妇被粗大猛进进出出| 亚洲av天天做在线观看| 成人无码网www在线观看| 国产免费av片在线播放| 曝光无码有码视频专区| аⅴ资源天堂资源库在线| 性刺激视频免费观看| 亚洲午夜久久久精品影院| 欧美成人片在线观看| 亚洲深深色噜噜狠狠爱网站| 国产精品成熟老女人| 制服丝袜另类专区制服| 国产精品久久久久一区二区三区 | 日本高清视频www|