That company Noce liquid additive plating 3 # 4 # effect inexpensive to make good the best in the East ..

First, that company Noce liquid additive plating 3 # 4 # inexpensive to make good the best results in Dongguan Hollen Surface Treatment Materials Co., Ltd. Features 1. You can roll directly on steel, brass or rack plating and zinc die castings and aluminum zinc dipping after hanging plating; 2. It does not contain toxic cyanide to the environment and no harm to the operator; 3. It has excellent dispersion and coverage performance at low current density areas; 4. Soft coating dense, non-porous, excellent adhesion. Second, that company Noce liquid additive plating 3 # 4 # inexpensive to make good the best results Materials Co. optimum composition range of operating conditions in Dongguan Hollen open cylinder surface treatment agent CU ml / L iron 150-250 200 aluminum, zinc alloy 125-200150 accelerator E ml / L iron 80-120100 aluminum, zinc alloy 80-12080 potassium carbonate (g / L) 30-50 40 Copper (g / L) 4.5 -9.0 7.2 pH 9.2-10.5 9.8 temperature 50-60 ℃ 55 ℃ cathode current density A / dm2 0.5-3.0 1.0 voltage 1-6V stirred to be using low-pressure, high-capacity powerful air mixing system on the 1st of anaerobic anode copper anode area / cathode area 1.5-1: 1 heating apparatus polytetrafluoroethylene (Teflon), stainless steel or titanium heater NOTE: anodized aluminum, zinc alloy, it must be charged into the groove.