Greening

Problem / Question

When using Paste Opaque on Ni-Cr Non-Beryllium Alloy, greening is occurred.

Solution / Answer

1. Surface treatment of Non Beryllium Alloy (WIRON99, REMANIUM etc.)
Please follow the instructions of the alloy manufacturer.

2. Application of Paste Opaque Modifier Orange or New Paste Opaque BA. pay attention to apply evenly at the margin. If the metal part is not covered, that
might cause greening later.

3. Baking of the first Opaque Bake at the specified temperature. Do not bake at lower temperature than specified.

4. Application of the specified shade Apply so as to mask the orange color at the first baking.

5. Baking of the second Opaque Bake at the specified temperature. Do not bake at a lower temperature than specified.

6. Clean the Opaque surface with a brush in the running water Wash out silver-ions that may cause greening.

7. Build-up and baking of Body, Enamel and Translucent porcelains. Build-up and bake as usual.