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61. A cyanide free silver electroplating process with 5, 5 - dimethyl hydantoin as coordination agent is studied.
62. The zinc - iron alloy electroplating technology in zincate solution by pulse current was investigated.
63. Alternating oscillopolarography was promoted to continuously detect the copper and tin content in Cu-Sn alloy electroplating bath with the appearance of the TPB cut in oscillogram as end point.
64. The coating is applied by electroplating, so the coated parts retain full dimensional stability.
65. Our products are widely used in Smelting, Chemical industry, Electroplating, Decorating etc.
66. In printing, a duplicate letterpress plate made from an original by electroplating.
67. And some foreign power supply units for electroplating also have certain disadvantages, such as limited adjustable range of impulse width, and non-adjustable impulse frequency.
68. Several baths for electroplating Sn–Pb alloy were summarized and compared, including fluoroborate system, citrate system, sulfamate system and alkylsulfonate system.
69. The process flow extracting Copper and Nickel sulfate from electroplating sludge is put forward. The economic barometer of technology procedure is investigated by test.
70. In this paper, we study the cyclic scheduling problem with electroplating lines where products are loaded into the system at one end and unloaded at the other end.
71. In this article, the basic theory of Hull Cell Testing and its application in electroplating process for printing circuit board is explained.
72. Bead weld, thermal spray coating, electroplating and brush-plating are the main recondition techniques of the metal parts in mechanical equipments.
73. Research and development of additives of zinc and zinc-iron alloy electroplating and brightening mechanism of its functioning additives in alkaline zincate solution were reviewed with 16 references.
74. The influence of chemical electroplating process on the properties of conductive glass fibre was discussed.
75. Copper and plastic coefficient of expansion, and, therefore, more close to the plastic used in electroplating electroless copper plating coating layer as conductive.
76. High carbon content of iron castings and defects of incompact structure and a great deal of sand holes on the surface of iron castings make it difficult for electroplating.
77. Uses: This product is a kind of perfluoro anion surfactant which mainly used as chrome-fog depressant and wetter in field of electroplating and additive in fluarbasin foamite.
78. We also provide electroplating and oxidation anode treatment all kinds of metal or nonmetal parts.
79. The hazards of hexavalent chromium electroplating, and the benefits of trivalent chromium electroplating were analyzed.
80. Electroplating is to use the principle of electrolysis in some metal surface plating a thin layer of the other metal and alloy process.
81. Through the determination of 2-chlorobenzaldehyde and benzalacetone in additive for electroplating, the method was proved to be accurate, simple and rapid.
82. Optimum range of cathodic current density for lead electroplating was determined by Huss Cell test.
83. We adopt high-level techniques such as welding without dot pitch and high-precision surface polishing in order to make a smooth and crack-free multilayer electroplating and keep its gloss persistent.
84. Some kinds of technologies, such as chemical conversion, anode oxidation, micro-arc oxidation, electroplating and chemical plating,[Sentencedict] about surface treatment for magnesium alloys are introduced.
85. The crack arresting provided an ideal precondition for brush electroplating repairing of hot crack.
86. A process for continuous zinc - nickel alloy electroplating from weak acidic high chloride containing bath was advanced.
87. The technique of chemical deposition of Cu and electroplating of Ni was studied.
88. The technics of chemical etching, chemical polishing and chromium electroplating for stainless steel mould were studied.
89. The local corrosion area on the hard aluminum alloy of aircraft skin surface was rapidly renovated in- situ by anodising with brush electroplating equipment firstly and then spray painting.
90. Process flow and partial process specifications of Ni electroplating for heat treated parts were described.
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