Through research, choose one or two lead-free solder paste.
通过研究，选择一种或两种无铅锡膏。
So study lead-free solder paste in the electronic application package is important.
因此研究无铅锡膏在电子封装中的应用具有重要意义。
This paper describes the development trend of low melting point and high melting point type Lead-free solder paste.
概述了低熔点和高熔点型无铅焊膏的开发动向。
This paper's actual production of lead-free solder paste and lead-free soldering process has been systematically studied.
本文结合公司的生产实际，对无铅锡膏和无铅焊接工艺进行了系统研究。
X-RAY-ray inspection using a lead-free solder paste of voids issue, found that the size and diameter welded hollow in acceptable range.
使用X-RAY射线检测了无铅锡膏的焊接空洞问题，发现焊接空洞的大小和直径都在可以接受范围内。
The factors affecting soldering ability of rosin-based flux for lead-free solder paste, and the factors affecting erosion resistance are discussed.
实验结果表明，松香种类不影响无铅焊膏用松香型助焊剂的助焊性能。
The main products are: solder wire, lead-free solder bar, line, lead-free solder paste, strips, tin ingots, flux, electroplating anode, babbitt, etc.
主要产品有：焊锡丝、焊锡条、无铅锡线、无铅锡条、锡膏、锡锭、助焊剂、电镀阳极棒、巴氏合金等。
Experimental results show that lead-free solder paste in the poor mobility of steel line, resulting in deposition area, volume and height of the maximum and minimum fluctuation is obvious;
实验表明，无铅锡膏在钢网上的流动性很差，导致沉积面积，体积和高度的最大值和最小值的波动变化十分明显；
From the beginning of the 1990s, cleaning free solder paste help in the field of electronics industry of electronic components and printed circuit board welding is widely used in production.
从90年代初开始，免清洗助焊膏在电子工业领域里的电子元器件与印制板的焊接生产中广泛应用。
Recycling waste tin material: lead-free solder recovery and recycling, tin tin slag the recycling, tin line recovery, solder paste recycling waste tin tin ash, such as waste lead recovery.
回收废锡料：无铅焊锡回收、锡渣回收、锡条回收、锡线回收、锡膏回收、锡灰等废锡废铅回收。
Soldering flux meeting the lead-free requirements is used for the lead-containing solder paste manufactured by our company.
本公司生产的有铅锡膏已采用符合无铅要求的助焊膏。
Soldering flux meeting the lead-free requirements is used for the lead-containing solder paste manufactured by our company.
本公司生产的有铅锡膏已采用符合无铅要求的助焊膏。
应用推荐