Orifice Ring Selection Chart

Gob Length/
Diameter Ratio

1.5

2.8

5.0

Gob Weight	O/Ring Diameter	O/Ring Diameter	O/Ring Diameter
(oz)	(in)	(in)	(in)
2	1.171	0.913	0.738
6	1.689	1.316	1.064
10	2.003	1.560	1.262
14	2.241	1.746	1.411
18	2.436	1.898	1.535
22	2.605	2.030	1.641
26	2.754	2.146	1.735
30	2.889	2.251	1.820
34	3.012	2.346	1.897
38	3.125	2.435	1.969
42	3.231	2.518	2.036
46	3.331	2.595	2.098
50	3.425	2.668	2.157
54	3.514	2.738	2.214
58	3.599	2.804	2.267
62	3.679	2.867	2.318
66	3.757	2.927	2.367
70	3.831	2.985	2.414
74	3.903	3.041	2.459
78	3.972	3.095	2.502
82	4.039	3.147	2.544
Based upon Glass Density of 1358386 µoz/in³