有机可焊性保护剂(OSP)又可称耐热预焊剂(preflux)。目前,OSP的第五代——高温型OSP(HT-OSP)自开发成功并在“无铅化”焊…www.pcbcity.com.cn|基于44个网页 2. 水溶性耐热预焊剂 ...表面无铅焊锡( Sn/Cu/Ag)耐热保焊而设计之水溶性耐热预焊剂(Preflux)。www.echemsemi.com|基于11个网页 3. 予焊剂 ...
pre-fluxPURPOSE: To prevent flux from spreading over an unnecessary part in soldering by a method wherein water-repellent or oil-repllent substance specified in surface tension is added to pre-flux wherein resin is dissolved.佐藤 勇埜本 信一...
pre-flux 青云英语翻译 请在下面的文本框内输入文字,然后点击开始翻译按钮进行翻译,如果您看不到结果,请重新翻译! 翻译结果1翻译结果2翻译结果3翻译结果4翻译结果5 翻译结果1复制译文编辑译文朗读译文返回顶部 预通量 翻译结果2复制译文编辑译文朗读译文返回顶部...
PURPOSE:To protect the surface of the copper foil of a printed circuit board and to allow the removal of flux residue by water washing by incorporating the product of a tris-(2,3-epoxy propyl)-isocyanurate and carboxyl group-contg. compd. as a preflux component. CONSTITUTION:The resin-like...
摘要: PROBLEM TO BE SOLVED: To improve a flux composition so as to overcome poor wettability with metal of a structure to be soldered and consequent weak joining strength joined by soldering with a lead-free solder.收藏 引用 批量引用 报错 分享 文库来源 其他来源 求助全文 PRE-FLUX, FLUX, ...
For the toughest or most oxidized parts, Superior Pre-Flux Cleaner for copper or nickel works to take most of the oxidation off so that the regular flux lasts longer and works better.
#!/bin/bash # this runs before flux-setup.sh if [ "$PIB_IS_INNER_LOOP" = "true" ]; then exit 0 fi echo "$(date +'%Y-%m-%d %H:%M:%S') pre-flux start" >> "$HOME/status" # change to this directory cd "$(dirname "${BASH_SOURCE[0]}")" || exit # create admin service...
PROBLEM TO BE SOLVED: To apply a rust-proof treatment on a metal of a circuit pattern and to eliminate the corrosion of a solder pre-coat layer by incorporating a specified benzimidazole compd. and a solubilizing agent having an acidic group in a water soluble pre-flux. ;SOLUTION: At least...
Qualified Fluxing & Regenerating System for Hot DIP Galvanizing Production Line, Find Details and Price about Flux Tank Pre-Flux from Qualified Fluxing & Regenerating System for Hot DIP Galvanizing Production Line - Hebei Annuo Automation Technology Co.,
of the alternator-starter rotor to the crankshaft of the heat engine, the control method comprising: a first preflux step during which the rotor winding is excited by an electric current of preflux; and then a second starting step during which the stator windings are excited, characterized in...