欧美大片欧美激情性色A∨在线_韩国三级《老师的秘密》_92久久av嫩草影院性色_奶水h人妻销魂共妻高h_精品熟女60老妇av免_国产在线观看WWW污污污_日欧一片内射va在线影院_免费高清视频 大片_灭火宝贝中文字幕在线观看

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: [email protected]
Address: Dongguan lvzhidao Metal Co., Ltd
Contact person: Manager Zeng
Medium temperature Solder paste

Solder paste PF-3503-C1

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.


快穿男男浇灌爆炒h肉npc文| 国产一区二区91| 脱了老师内裤猛烈进入动画| 麻豆传谋免费观看全集高清| 手伸进胸里摸着她的乳尖| 激情五月亚洲色图| 国内女人喷潮完整视频| 上原瑞穗av在线播放| 丹麦a级情欲片| 三级黄色在线免费观看| 8090电影院| 教师~淫辱の教室在线观看| 日韩精品3| 草莓视频最污| 同桌扒开我腿用震蛋器折磨我| av噜噜噜噜| 好大好硬好深好爽想要之黄蓉| 裸玩稚嫩乖女hh| 武侠校园亚洲区小说区| 啊啊啊好爽不要| 久久综合免费| 天天操天天擦| 扒开美女狂揉下部漫画| 国产电影三区| 国产二区视频在线| 国产对白刺激真实精品91| 秘密花园国语版免费全集| 99久久久精品免费观看国产蜜| 日韩精品一区二区三区不卡| 巨r乳皇后高辣np| 房客by无罪国度全文免费阅读| 爱情三级黄色片| 白嫩 娇喘 乳尖 硕大 h| 一级毛片在线播放| 男生的隐私免费视频黄| 色福利在线观看| 免费av片网站| 国产一级无毛| 青青久视频| chinesefootjob脚交精品| 嫩草影院入口污在线|