What purchasing guidelines should be followed in obtaining an accurate die casting quotation?
A. It is a good practice to review your precise dimensioning and tolerancing requirements against the NADCA industry specification standards for manufacturability. A CWM Sales/Engineering Representative can provide you with a copy or your company can purchase this 211-page NADCA Product Standards Manual from CWM at a special discount (see description and discount order form ). The manual contains a “Part Production” Checklist and “Part Finishing” Checklist, which cover virtually all of the factors which impact on piece-part costs. A “New Die Casting Die” checklist is also included in the manual.You will need to estimate the projected weight of your part (volume in cubic inches times the density [pounds per cubic inch] of the selected alloy). Alloy density data is part of the NADCA manual’s Alloy Section. You should provide both anticipated annual requirements and periodic release quantities to aid in optimizing the specific tooling configuration. If CAD drawings cannot be transferred e
