YUEYI Mold, China experienced dual mold maker, quality offer dual material thermoses water bottle cover mold, double component exercise bottle flask lid mold, pp tpr thermos bottle 2k cap mold, turnplate tritan water cup lid mold. 

At YUEYI，all finished molds are approved by our QA department before shipping, and we have strict final inspection instruction to check our products that details as below <Final Moulds Inspection Checking List>.

VENTING
Parting line vent width & depth?
Are ejector pins vented?
Are runners vented?
Are guide pin bushings holes vented?
Is last place to fill vented?

WELDING
Is weld map included?
Is there any other welding not on the map?
If welding was done specify the type of rod used and process

If you’re still looking for the good double material protein shakers closure mold maker in China, we can be your another good choice.

Lucia

lucia@yueyimold.com