Crucial Considerations When Calculating Plastic Injection Mold Costs
If you intend to calculate the cost of plastic injection molding, it helps to recognize the fact that the price stated on the quote is not the only important consideration. Basically, look at the purchase price on top of the enduring costs that will begin to take effect once the mold is deployed and continue being felt during the mold’s remaining life. Many different factors are responsible for these two components of your mold’s total costs.
These are the variables that can determine the quoted price of an injection mold:
The Size and Design of Parts
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Large molds are needed to create larger parts, leading to greater material costs. In the same vein, an elaborate part design calls for an elaborate tool design, which basically keeps the costs higher. On the contrary, mold design requires less sophistication when the output is also less sophisticated in design, helping lower tool costs.
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Plastic Material Used
Use of some types of plastics may require the purchase of a more expensive mold. For example, plastic that’s volatile, corrosive or has abrasive components like mineral, glass, or carbon fiber may lead to higher tool costs. This also holds in case of materials requiring high mold temperatures. Residual maintenance expenses for the mold may be affected by these variables also.
Component Tolerance Strategy
If tight tolerance is required for parts being produced, there’s the need for additional mold manufacturing steps. In the end, there will be higher costs for maintenance as well as manufacture.
If you’re buying your mold for high-volume projects (in terms of hours as opposed to number of parts), the tool has to be of high quality to offer reliable service, which certainly will increase its cost. Likewise, expect higher costs of manufacture for a tool with a higher number of cavities.
Cycle Time Requirements
When fast tool cycles are preferred, there’s need for consistent cooling throughout the entire cavity impression, or in each cavity in the case of multi-cavity molds. For this to work, superior tooling and high precision configuration are important, both of which play a role in increased mold construction costs as well as maintenance costs in particular cases.
The cost and quality you can get in your plastic injection mold depends on where it’s manufactured. For instance, cost of injection molding in China might be lower than in other countries. However, consider quality as you evaluate the cost of domestic against outsourced plastic injection molding. To steer clear of the issues associated with some lower-cost molds, you should strike a fair balance when it comes to careful consideration cost, quality, and your particular requirements prior to making the ultimate choice.
Do you want to buy low cost injection molding? The above factors will contribute to the overall costs of the tool you buy.