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EarthCoat Black-Free Black Antique Plating Solution - Otto Frei
Cohler

EarthCoat Black-Free Black Antique Plating Solution

Part # 145.725 Only 3 left Weight -- lb / -- g
$45.00

EarthCoat™ Black-Free™ is a cyanide-free black antique plating solution that deposits a rich, easily relievable black finish on a wide range of metals. Supplied ready to use, it offers straightforward setup and consistent results, making it an operator-friendly alternative to solvent black lacquers.

Features

  • Cyanide-free and formulated to be ecologically friendlier
  • Ready-to-use bath for quick setup and reliable operation
  • Produces a deep black finish that is easily relieved for antique effects
  • Plates over tin, pewter, copper, brass, nickel, gold, sterling silver, and similar metals
  • Supplied in a 1 quart (32 oz) bottle

Specifications

Volume 1 quart (32 oz)
Finish Type Black antique
Formula Cyanide-free, ready to use
Anode Stainless steel
Operating Temperature 120–140 °F (49–65 °C)
Voltage 3–4 V
Plating Time 30 seconds – 2 minutes
pH 10–11
Polarity Work negative (–), anode positive (+)

Basic Process

  1. Heat Black-Free™ to approximately 130 °F and connect leads (work – / anode +).
  2. Plate 30–60 seconds at 3–4 V; adjust time and voltage for part size and desired darkness.
  3. Rinse, then relieve high areas with light abrasion to create the antique look.
  4. Optional: apply a clear lacquer after relieving to add sheen and protect the finish.

Notes

  • UPS or FedEx Ground only. Not eligible for postal service (USPS).
  • For orders outside the USA: ship via UPS/FedEx Collect to your carrier account.
  • This product is subject to California Proposition 65 requirements regarding nickel exposure.
California Prop 65 Warning California Prop 65 Warning:
Cancer and Reproductive Harm. www.P65warnings.ca.gov.
Brand
Cohler
Part #
145.725
Type
Plating Solutions
Dimensions
4 in x 4 in x 9 in
Volume
1 quart (32 oz)
Finish Type
Black antique
Formula
Cyanide-free, ready to use
Anode
Stainless steel
Operating Temperature
120–140 °F (49–65 °C)
Voltage
3–4 V
Plating Time
30 seconds – 2 minutes
pH
10–11
Polarity
Work negative (–), anode positive (+)