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...Plastics engineering company lakeshore road post office box s h e b o y g a n w i c u phone f x thermoset injection mold design tips when designing for an molded part it is important to keep in mind that the goal produce parts with best quality at cycle possible minimum scrap achieve this you will need has uniform temperature balanced fill properly vented and designed dimensionally compensate material shrinkage all axis heating auniform means of each half within locations heated by oil or steam molds are electric cartridge heaters can vary as much easier less warpage improved dimensional stability have surface appearance achieving dependent on method correctly because heat source maintains constant however only about efficient therefore using necessary set higher than desired electrically more difficult maintain constantly cycling off generated turn must then evenly migrate throughout tool determine amount wattage needed use following formula might be helpful kilowatts every lbs kg ste...