Application number 201610085510. 2 (12) Invention patent application (10) Application publication number CN 105543912 A (43) Application publication date 2016.05.04 Application date 2016. 02. 15 Ap ...

Application number 201610101754. 5 Application date 2016.02.25 Applicant Li Tianhuang Address 417704 Ditang Villagers Group, Dongfang Village, Santangpu Town, Shuangfeng County, Loudi City, Hunan P ...

This standard stipulates the test method of trivalent electroplating solution and trivalent chromium plating technology. Requirements-also stipulates the test method and six Verification method of ...

Plating bath composition and process conditions Common zincate zinc plating bath composition and process conditions are shown in Table 2-1. Note: Process 1 is the process of Wuhan Changjiang Chem ...

There are many reasons for the blooming or fogging of the chrome layer, most of which are caused by the underplating layer or other external reasons. For example, there is too much saccharin in th ...

The chrome plating ability is poor, and the deep recesses of the parts cannot be plated with chrome There are many reasons for this type of failure, such as the roughness of the blank or the rough ...

1 During electroplating, the voltage is high, but there are no bubbles on the cathode Chromium plating During production, sometimes after stopping plating for a period of time, when the power is tu ...

· 1 Preface · Imitation gold plating, usually first plating bright nickel layer or “bright copper-bright nickel” as the bottom layer, and then plating 1-2μm thinner copper alloy, such a ...