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GM230 Large Round Slump Ring
A tall circular white ceramic mold for fusing glass on a grey background. A smaller center circle has been cut completely through it, and the outer ring slopes inwards to the empty center.

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Our Price: $77.00

Product Code: GM230

GM230 Large Round Slump Ring

Mold Size: 11" Dia. x 1.75" T
Opening Size: 4" Dia.

Please click here for an example tutorial (featuring the GM232 Small Slump Ring, but techniques can be adapted for the Large).

Refer to the table below for a suggested Slump schedule for a double layer of COE96 glass:
Segment Rate Temp (F) Hold
1 250 1250 30
2 200 1350 30
3 9999 950* 90
4 100 500 00
*If using COE90, adjust this temperature to 900