s not occurin straight snap moulding, as a straightjacket shaves the sides of the mould, andan offset of this kind will be shaved offwhen the jacket is pressed down overthe mould. In ordering snap flasks forstandard work, save all the sand possible.A round casting should not be made in asquare… … Flywheel mould ready for pouring.A-IH. CONTENTSChapter 1—Judgment in Making Equip-ment. The first point to be considered, Equipment made without profit. Estimate saving.Chapter 2—Proper Type of Plate. Compounds in plate work. Patterns on stripping plate. Patterns with pockets. Proper size snap…
Patternmaking
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