Glaze recommended for pottery and artware. It can be used as correction glaze by mixing with the transparent glaze to adjust the coefficient of expansion as needed.
Replaces Ferro Glaze 271D
CHEMICAL COMPOSITION:
|
High Level |
(> 10%) |
SiO2, B2O3 |
|
Medium Level |
(2 – 10%) |
Al2O3, CaO, K2O |
|
Low Level |
(< 2%) |
ZnO |
PHYSICAL CHARACTERISTICS:
|
Aggregation: |
Powder |
|
|
Fineness: |
1 – 2 % on 325# |
|
|
Slip Density: |
-- |
(Only for slip glazes) |
THERMAL CHARACTERISTICS:
|
oC
-
(0.50)Devon Smith Published Friday, 15 March 2024 This is by far the worst clear glaze I've ever used - pinholing and crawling, but also left sharp bubbles! I checked with a few potter friends and they all had similar issues. Definitely not a replacement for 271D, ruined a whole kiln load of work.
