Deep black MLW annodize powder

Description

Sanodal® Deep Black MLW Granules

Sanodal® Deep Black MLW is the original standard, used throughout the anodizing industry, for a premium quality black dye. The granular form is practically dust-free making the product more user friendly.

SANODAL
· Excellent light- and weather fastness properties
· Suitable for outdoor and indoor applications
· Applicable alone or in combination with an electrolytic dyeing process
· Broad shade range accessible
· Designed for many architectural needs

PRODUCTION CONDITIONS
ANODIZING Current Density 1.2 – 1.8 A/dm2
Voltage 12 – 20 V
Electrolyte 180 – 200 g/l free H2SO4
5 – 15 g/l Al
Temperature 18 – 20 °C
Time 25 – 75 min
Oxide Layer 18 – 20 µm
DYEING Temperature 25 – 60 °C
Concentrations See illustrations
pH Mainly 5.0 – 6.0 acetate
buffered, exceptions see
technical literature
Time 10 – 35 min
SEALING Temperature > 96 °C
Time 40 – 60 min
Medium Deionized water,
pH 5.5 – 6.0 plus:
20 ml/l Anodal ASL (liq.)
(Nickel sealing)
or 3 g/l Anodal SH-1

Please note this is for a 10g bag