Canadian foundryman (1917) . FIG. 3. CHECK MOULD LIFTING RING. technically termed the crown or copeplate, with pouring gate and riser per-forations, was now swept up, the round-ed edge on the seat of the casting beingtaken care of by a slight increase in thelength of the prods on the plate. Thethree mould sections were afterwardsall dried on one carload, blackwashed,assembled as shown in Fig. 7, and thepiece cast the following day, 4,500 pig lead being melted ina small emergency cupola,and poured from an ordin-ary sand-lined geared ladle. FIG. 1. CHEEK MOULD AND STRICKLE. The sweep was
Canadian foundryman (1917) . FIG. 3. CHECK MOULD LIFTING RING. technically termed the crown or copeplate, with pouring gate and riser per-forations, was now swept up, the round-ed edge on the seat of the casting beingtaken care of by a slight increase in thelength of the prods on the plate. Thethree mould sections were afterwardsall dried on one carload, blackwashed,assembled as shown in Fig. 7, and thepiece cast the following day, 4,500 pig lead being melted ina small emergency cupola,and poured from an ordin-ary sand-lined geared ladle. FIG. 1. CHEEK MOULD AND STRICKLE. The sweep was then bolted to the spin-dle arms, and the outside face of themould built up, after which the flangedbranch pattern was bedded in atthe correct height above the mainflange, and drawn outwards, theoutside face of the branch flangebeing covered by a cake core. Themould at this stage is shown incross section in Fig. 4. Sweeping the Core The sweep board was nextremoved, and the cheekmould hoisted on the stovecar. The core sweep w
Size: 2170px × 1151px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., boo, bookcentury1900, bookdecade1910, bookidcanfoundryman1917toro
