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发表于 2025-3-25 05:50:26
Plastic Materials/Properties and Applications,r engineering and designing products made of plastic materials. This chapter provides a brief introduction to the range of materials that comprise the family of plastics. For each, a description of its important properties is provided, along with some specific processing requirements and examples of
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Injection Molding of Thermoplastics,ess was patented by John and Isaiah Hyatt in 1872 to mold camphor-plasticized cellulose nitrate (celluloid). The first multicavity mold was introduced by John Hyatt in 1878. Modern technology began to develop in the late 1930s and was accelerated by the demands of World War II. A similar surge in th
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Injection Mold Manufacturing,s and abilities of the mold-maker in turning raw steel into highly crafted, sophisticated process molds have been responsible for many of the plastic products used today. These molds are best utilized in combination with advanced microprocessor-controlled plastics processing equipment along with the
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Designing Molds for Thermoset Processing,ethod of molding, and molds that have been engineered properly and are of superior construction. A poor mold design or an inferior mold will produce a part that is costly in that it may require subsequent finishing operations before it can be shipped. Processors of thermoset raw materials must const
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Molded Part Design,o summarize in a single chapter any basic rules of product design. Although this chapter concentrates on products made by the injection or compression molding process, readers should note that different parameters apply when the part is blow-molded or ther-moformed or made by any of the reinforced p
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