男女吃奶做爰猛烈紧视频,狠干狠狠干靠逼,亚洲理论电影在线观看,亚洲福利在线无码天天看

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: lzd@dglzd.com
Address: Dongguan lvzhidao Metal Co., Ltd
Contact person: Manager Zeng
Solder bar

Solder bar Sn50Pb50

Product parameters

☆ good fluidity and wettability< br> ☆ excellent antioxidant, less tin slag< br> ☆ appropriate additives to change the crystalline junction of solder joint Structure, reduce internal stress and resist whisker growth< br> ☆ excellent welding performance, few pull points and bridging;

Scope of application

This product is applicable to the tin spraying operation system on the surface of PCB, and is widely applicable to the wave soldering operation of automatic lead-free soldering furnace.

Lvzhidao brand tin bar adopts high-purity metal raw materials, and effectively controls the content of metal oxides and non-metallic impurities under strict quality control. The produced tin bar has uniform and smooth surface, high purity, fast melting, good fluidity, excellent wetting performance, full and bright solder joints and few oxide slag. It is suitable for all kinds of wave soldering and manual soldering with high quality requirements. Our company continuously develops and can provide a variety of alloy proportions and types of lead-free tin bars for you to choose from.

高台县| 安康市| 台中市| 温泉县| 西平县| 旬阳县| 萨嘎县| 桂平市| 新沂市| 大兴区| 武胜县| 邯郸市| 岑溪市| 双城市| 重庆市| 怀远县| 茂名市| 富平县| 虹口区| 泉州市| 上杭县| 津市市| 宁南县| 平塘县| 桃园市| 日土县| 海口市| 定兴县| 潞城市| 介休市| 策勒县| 永德县| 双桥区| 沅陵县| 秭归县| 满城县| 临湘市| 涞源县| 绍兴市| 长治县| 钟祥市|