How to confirm plasticcavity quantities
So far there are lots of customer missed to offer the cavity quantities for our export. This article is to help customers to confirm the plastic injection cavity quantities you need.
What kind of plastic injection mold cavities is your demand?
The plastic injection mold cavity is depends on your demand for the plastic parts each year and whole demand for plastic parts from this mold. For example, your demand for plastic molding parts plastic cover is 10000pcs each year, in total you need this kind of plastic cover in five years, then in total your demand is 50000pcs, this is a very small quantities demand, you can consider the one cavity mold. but if your demand for this plastic cover is 100,000pcs each year, and in total you need this plastic coer in five years, then your total demand is 500,000pcs, we think you should consider 2 cavity at least.
Your lead time also control the plastic injection mold cavities
Two cavity mold can shot two plastic parts on one shot. One cavity mold only shot one plastic parts on one shot.
So far as we there is a few seconds or minute to have a shot on injection machine, we use this injection molding cycle time to calculate the lead time for your plastic parts order quantities. Normally you can consider 20 hours to 22 hours for the production time each day.
Family mold to have different plastic parts in one mold
Family mold is to put different plastic parts with different cavity in one mold.
What we should consider for?
Put the same color plastic parts in one family mold.
Consider the your whole plastic parts using quantities, tell your China mold maker your using quantities for each parts on your one product.
For example you are developing one product called “USB disk”, the plastic parts used for the this one “USB disk” is two top cover and one bottom cover, then you can consider the family mold as two cavity top cover and one cavity bottom cover.
Offer your plastic injection machine layout for China mold maker on confirming the cavity quantities if it is export mold
If you need have China mold maker to confirm the mold cavity quantities, please offer your injection machine layout for China mold maker to consider the family mold layout and mold cavities.