SPECIFICATIONS

Melting range

630 oC – 640 oC

ASTM quantitative alkali resistance. C – 1203 – 91

Not apply

Qualitative alkaline resistance 3% solution Sodium hydroxide, 70 oC and 70 minutes.

Slight loss of shine without loss of glaze

Coefficient of thermal expansion

75 a 85 x 10-7/ oC

Tyler Granulometry

0.0% (zero percent) retained 270 mesh.

Total content of heavy metals Lead, Cadmium, Mercury and Exavalent Chromium

Less than 100 ppm in the sum of the 4 metals. Traces of heavy metals are due to contaminants in raw materials, they are never intentionally used in formulations.

Expiration date and storage conditions

15 months from the date of certification and shipment. Store in its original packaging and should be stored in a cool, dry place at a temperature below 40°C.