Different firing timing and temperature on each 99.9% Silver Clay.
Clay
Fahrenheit
Celsius
Time
PMC

1650°F

900°C

2 hours
PMC
+ 
1650°F

900°C

10 minutes
PMC
+ 
1560°F

850°C

20 minutes
PMC
+ 
1470°F

800°C

30 minutes
PMC3

1290°F

700°C

10 minutes
PMC3

1200°F

650°C

20 minutes
PMC3

1110°F

600°C

30 minutes