Boro Annealing Schedule

[Reenie]

Does anyone have a step by step annealing schedule for Boro?
I've got 2 set up on my kiln for garaging and batch annealing of Moretti but would like to add one for boro. Is there one online somewhere?
Thanks
Irene

[Ro]

Boro annealing chart

Up to .9” full to 1050 hold 15 min. shut off (3474/hr cooling)

1” 1612/hr to 1050 hold 15 min sc 281/hr to 910 fc 1087/hr to room temp

1.25” 1032/hr to 1030 hold 23 min. sc 180/hr to 910 fc 696/hr to room temp

1.5” 716/hr to 1030 hold 34 min. sc 124/hr to 910 fc 483/hr to room temp

1.75” 526/hr to 1030 hold 46 min. sc 91/hr to 910 fc 355/hr to room temp

2” 403/hr to 1030 hold 60 min sc 70/hr to 910 fc 271/hr to room temp

2.25” 318/hr to 1030 hold 76min sc 55/hr to 910 fc 214/hr to room temp

2.5” 258/hr to 1030 hold 94 min sc 45/hr to 910 fc 174/hr to room temp

2.75 213/hr to 1030 hold 113 min sc 37/hr to 910 fc 144/hr to room temp

3” 179/hr to 1030 hold 135 min sc 31/hr to 910 fc 120/hr to room temp

4” 100/hr to 1030 hold 240 min sc 17/hr to 910 fc 67/hr to room temp

5” 64/hr to 1030 hold 375 min sc 11/hr to 910 fc 42/hr to room temp

math done from notes in contemporary lampworking which everyone should have a copy of!
ro

[Reenie]

thanks......Just programmed the kiln. I'll let you know how it goes. I'll go see if I have that book too!!!
Irene