Surface treatment technology – galvanizing plant

Operation of the galvanizing plant is a part of valves manufacturing process made by LDM as well as for customers from the automotive, electrical and engineering industries.
Delivery time is 1-3 days, depends on ordered quantity.

Galvanic zinc coating

• Suspended zinc plated with blue chromate treatment based on trivalent chromium
• Basic materials: steel, cast iron, copper
• Coating thickness: 5 - 25 μm
• Max. dimensions: 1500 x 800 x 900 mm

Galvanic tin coating

• Bulk matt tinning for electrotechnical industry with high solderability
• Basic materials: steel, brass, copper
• Coating thickness: 3 - 10 μm
• Max. dimensions: small parts, contacts 35 x 20 x 10 mm

Galvanic copper coating

• Bulk copper only as an intermediate layer of base material and tin coating
• Basic materials: steel, brass
• Coating thickness: 1 - 5 μm
• Max. dimensions: small parts, contacts 35 x 20 x 10 mm

Chemical nickel-coating

• Suspended nickel-coating - deposited coating is electroless nickel-phosphorus mixture (phosphorus content 9 – 12 %)
• Basic material: steel
• Coating thickness: 5 - 20 μm
• Max. dimensions: 300 x 300 x 150 mm