Common uses for these resins are electrical plugs and outlet plates, kitchen utensils, tableware, buttons, radio cabinets, and jewelry boxes. The trade names are Bakelite, Plaskon, Beetle, and Melmac. Most all of the plastics ... This heat causes the molding powder to fuse; pressure is applied forcing the plastic mass into all parts of the mold. As soon as the ... FIGURE II.a DIAGRAM OF COMPRESSION 41.
Title | : | Plastics Unit Workbook for General Shop Students in Industrial Arts Education |
Author | : | Carl William Neuscheler |
Publisher | : | - 1952 |
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