Alkaline Zinc Plating Process

Rectifier Capacity :

8/12 Volt - 250/500/750/1000/1500 Amps

Air/ Oil cooled , with deamer and digital meters

Additional facility : Timer, Chiller unit, Amp Totalizer, Dozing pump for Brighteners.

Air Agitation Pump :

Vacuum type blower @ Capacity of 0.5/1/2/3/5 HP with Air Filters

Water Cooled Air pump with Mechanical Seal @ Capacity of 1/2/5 HP

Tank :

Fabricated with MS.

Fabricated with PP with wall thickness of 10/12 mm

Additional facility :  Air Agitation Coil, Anode-Cathode Brackets.

Barrel :

15/25/50 Kg Capacity of Loading, along with Tank and Gear Box, with Drum Hole size at 2 or 3 mm as per requirement.

Filter Pump :

125 LPM Magnetic Pump with PP Chamber @ 2500 LPH Actual Filtration Capacity

1 HP Mechanical Pump with MS Chamber @ 5000 LPH Actual Filtration Capacity

2 HP Mechanical Pump with MS Chamber @ 10000 LPH Actual Filtration Capacity

Cooling Coil :

M.S. pipe @ Diameter from 1’ to 2’ with wall thickness 1.5 mm to 3 mm.

Anode Basket :

M.S. Basket with Solid Huck.

Operating Parameters :

Temperature : 20 to 35 ° C.
Voltage : 3 to 6 Volt DC. For VAT and 8 to 12 Volt for Barrel
Current : 30 to 60 Amps/ Sq. Ft.
Bath Composition : Zinc As Metal : 25- 30 gms/ltr
Caustic Soda : 140 – 160 gm/ltr.
Sod. Carbonate : 25 - 75 gms/ltr
Carrier Brightener : 16 – 18 ml/ltr.
Conditioner : 5- 6 ml/ltr.
Anodes : Pure Zinc Metal @ purity of 99.99%
Rate of Deposition : 25 micron in 23 min @ 40 Amp/sq.ft.
Filtration : Continuous while working.
Air Agitation : Vigorous and continue while process for VAT, Oil free Air should be employed.
Brightener maintenance : Conditioner @ 50 to 75 ml/ KAH
Brightener (R ) @ 350 to 450 ml/KAH