Society of Glass Technology · [Sheffield] · leaf 53
6 60 75 6 to 8 75 90 8 to 10 90 105 8 to 10 105 120 10 to 12 125 130 10 to 12 160 150 12 to 15 200 165 15 to 20 250 180 20 to 23 300 200 22 to 25 (b) Deeply Ribbed Funnels, Pressed. The following sizes, for which press moulds already exist, wereadopted by the Committee: — 7, 9, 11, and 16 cm. 40… … sions of drying towers—from moulds whicli already exist—arerecommended for adoption : — No. A B C D E F 1 200 45 40 25 15 15 2 250 55 45 30 15 18 3 300 65 50 30 15 18 4 400 90 65 30 15 22 It is important that the internal diameter of the constrictionshould be lees than tTie minimum internal…
Glass
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