Tooling a Full Set of Die-Cast Steel Molds for One Model - AUTOart

Tooling  a full set of die-cast steel molds for one model is expensive. The  tooling investment for a 1/18-scale model car can be in the region of  US$100,000 to $200,000, depending on the complexity of the model and the  number of components.



This is the cost to produce in China, the same  would have cost double or even triple in developed countries. 
A set of  1/18 scale molds consists of twenty to thirty  large and small blocks of steel molds. 
The most complicated and also  the largest piece, which can weight over a ton, is the mold to cast the  main body due to its three-dimensional contour. 
It requires, at  minimum, several months or even up to a year of engineering work to  produce a complete set of steel molds. 
Once the mold is made, the  product is cast in a split-second by injecting the molten metal into the  mold cavity with a high-pressure casting machine. Hence, large  quantities of products can be manufactured continuously and precisely,  and the life of a mold tooled in high-grade steel can be as much as one  million “shots,” or die-castings. It is therefore the most economical  way to manufacture model cars in a large quantity, and all mass-market,  toy-grade die-cast model cars are manufactured in such steel molds in  order to make the product as cheaply as possible. 

However, if the  intended selling quantity is only a few thousand pieces, then a steel  mold is also the most expensive way to manufacture the product because  the investment in the tooling is amortized over a smaller quantity. 
Divided by only a few thousand pieces, tooling costs alone can get as  high as US$40 per model car.






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