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
Low temperature Solder paste

Solder paste PF-4258-C

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: 人人妻人人妻人人片色av| 久久香蕉超碰97国产精品| 97人人添人澡人人爽超碰| 亚洲色大18成人网站www在线播放| 国产精品久久久久久久久久久久午衣片 | 精品影片在线观看的网站| 亚洲国产超清无码专区| 中文字幕人妻丝袜美腿乱| 欧美三级在线播放| 国产精品久久久久久久久久直播| 亚洲av人无码激艳猛片服务器 | 黑人巨茎美女高潮视频| 亚洲无线码一区二区三区| 性做久久久久久久久| 中文字幕爆乳julia女教师| 亚洲最大中文字幕无码网站| 久久国产精品-国产精品| 中文日韩亚洲欧美制服| 国产精品va尤物在线观看蜜芽| 久久人与动人物a级毛片| 久久亚洲av永久无码精品| 亚洲av午夜成人片精品网站| 老板办公室乳摸gif动态图| 人人妻人人澡人人爽精品欧美 | 日本少妇被黑人猛cao| 中文字幕欧美人妻精品一区| 中文字幕av免费专区| 亚洲av中文无码字幕色本草| 成人精品一区二区三区电影| 中年熟妇的大黑p| 亚洲 丝袜 另类 校园 欧美 | 人妻少妇看a偷人无码精品视频| 中文无码一区二区三区在线观看| 色欲色香天天天综合vvv| 久久久久亚洲av无码专区喷水| 亚洲欧美日韩中文字幕一区二区三区| 色8久久人人97超碰香蕉987| 厨房玩丰满人妻hd完整版视频| 亚洲成av人在线观看网站 | 国精产品一区一区三区有限在线 | 色又黄又爽18禁免费网站现观看|