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  • Technical application of zinc aluminum coating 2018-08-15   Zinc aluminum coating is composed of flake zinc powder, aluminum powder, inorganic acids and binder, coating liquid is coated on the surface protective layer, a new structure and properties after sintering formed, it English named ”dacromet”. As a new technology that completely innovates some trad...
  • Triple protection for Dacromet surface treatment 2018-08-13 The principle of Dacromet surface treatment is to isolate the interaction between water, oxygen and iron to obtain a strong antiseptic effect. The principle is mainly the cooperation of three protection approaches.Barrier effect: The flaky zinc and aluminum layers in the coating overlap on the surfa...
  • Difference between zinc aluminum coating and zinc plating 2018-08-09   1.Each layer of zinc and aluminum in the zinc aluminum coating is in a passive state , while the galvanized layer only has the passivation layer of 0.05~0.2μm on the outermost layer;  2.The zinc and aluminum sheets in the zinc aluminum coating play the full role of sacrificial anode protection, wh...
  • Introduction to three important methods for fastener surface treatment 2018-08-07   Fastener surface treatment refers to the process of forming a cover layer on the surface of a fastener by some means. After surface treatment, the fasteners can present a more aesthetic appearance and their corrosion resistance will be improved.  There are several ways to form the fastener coating...
  • Chrome-free zinc flake coating 2018-08-01   The appearance of the chrome-free zinc flake coating is matt silver gray, which is widely used in automotive fasteners and other industries, and has the following advantages:  1.The coating is non-toxic and environmentally friendly  2.The coating is thin,whose thickness is usually 8-10μm.  3.No hy...
  • Congratulations to Junhe Company for successfully passing the three-system certification 2018-07-30     On May 15-17, 2018, China Certification Center Inc. appointed 5 auditors to supervise and audit the new quality management system of Changzhou Junhe Technology Co., Ltd., and carried out two stages of environmental management system and occupational health and safety management system. Junhe Com...
  • Dacromet coating process steps 2018-07-24    In the surface processing of products, the application of Dacromet treatment process is very common, especially for metal parts. After its treatment, the oxidation resistance and corrosion resistance are obviously improved. So how do various standard parts perform Dacromet coating? How do the spe...
  • Full Automatic Dip Spin Coating Machine DST S800+ 2018-07-18    DST-S800+ is a new generation of products upgraded by Junhe Technology on the basis of equipment S800. DST-S800+ was put into the market in 2015 and has been widely praised by customers for its high performance and long-term stability.  Full Automatic Dip Spin Coating Machine DST S800+ is suitabl...

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  • Technical application of zinc aluminum coating 2018-08-15   Zinc aluminum coating is composed of flake zinc powder, aluminum powder, inorganic acids and binder, coating liquid is coated on the surface protective layer, a new structure and properties after sintering formed, it English named ”dacromet”. As a new technology that completely innovates some traditional metal surface treatments, since its introduction to China in 1993, zinc-aluminum coating tec...
  • Triple protection for Dacromet surface treatment 2018-08-13 The principle of Dacromet surface treatment is to isolate the interaction between water, oxygen and iron to obtain a strong antiseptic effect. The principle is mainly the cooperation of three protection approaches.Barrier effect: The flaky zinc and aluminum layers in the coating overlap on the surface of the steel to form the first protective layer, which hinders the corrosive medium such as water...
  • Difference between zinc aluminum coating and zinc plating 2018-08-09   1.Each layer of zinc and aluminum in the zinc aluminum coating is in a passive state , while the galvanized layer only has the passivation layer of 0.05~0.2μm on the outermost layer;  2.The zinc and aluminum sheets in the zinc aluminum coating play the full role of sacrificial anode protection, while the zinc coating will appear the waste of zinc after the passivation layer has been destroyed.  ...
  • Introduction to three important methods for fastener surface treatment 2018-08-07   Fastener surface treatment refers to the process of forming a cover layer on the surface of a fastener by some means. After surface treatment, the fasteners can present a more aesthetic appearance and their corrosion resistance will be improved.  There are several ways to form the fastener coating.  1、Electroplating of fasteners  Electroplating of fasteners means immersing the portion to be elec...