性猛交ⅹxxx富婆视频_少妇人妻丰满做爰xxx_双马尾弹力摇喜欢坐着还是站着跳_gogogo电影免费观看_国产麻豆放荡av剧情演绎_情满四合院片尾曲演唱者是谁_女人与大黄拘做爰视频_少妇伦子伦精品无吗_日日碰狠狠添天天爽无码

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-3510-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.


极品美女高潮呻吟国产九色| 日本成本人片免费高清在线观看| 宫女嗯啊皇上好猛h| 捆绑紧缚一区二区三区在线观看| 男男gay洗澡互吃鳮网站| 调教m忍着不许高潮小说| 亚洲一区二区三区加勒比| 国产男女无遮挡猛进猛出| 肉嫁高嫁肉柳1一4集中文| 扒开双腿猛进入小柔校园小说| 少年啊bgm第一部全文免费阅读| 夜夜夜夜夜夜爽| 欧美在线一级| 双性受给攻喂奶高h男男| 肌肉猛男的大巨粗爽gay无套| 重生后我成了皇帝的白月光| 40一50岁女人毛片| 浓精堵住小腹鼓起h宫交| 换老婆小说全文免费阅读无弹窗| 少爷ktv被gay口| 国产欧美日韩一级大片| 国产女处被破www免费| 贱妇梁桂玲小说免费阅读| 日本护士肉体做爰| 蝴蝶忍被到失禁羞羞| 免费一级日韩欧美性大片| 美女被爆操在线观看| 在线视频久| 91啪神ben肥臀女教师| 97久久超碰国产精品| 少妇苏霞沉沦史| 深夜久久| ass日本美妇老师pics| 1000午夜黄三级| 久久激情视频网| 女班长脱了内衣让我吃奶图片| 嗯…啊(1v1)h| 国产在线视频自拍| 明星群芳谱之玩遍女明星周慧敏| 调教将军h控制排泄禁止高潮| 午夜毛片在线看|