• Coolant Expansion Tank

    This is the bottom of Coolant Expansion Tank for a branded automotive company. The material is PP. The part features with two screws. We could use either automated unscrewing system or hand load inserts to release the screws. Since this part is supplied to the after sales 4s car companies, the quantity is not that big.  We use hand load inserts to save manufacturing cost for clients.  For the water tank, the key technology is the part must be flat without any deform and assembly holes must be aligned perfectly. If there is any warp, the two parts could not be vibrated-welding together and water leaks. In order to solve the issue, firstly we have to run mold flow to do a pre-warp analysis so that the warp degree could be calculated and gate position decided. Mold flow is only an assistant tool in theory. Sometimes, mold flow result differs…

    Plastic products, Uncategorized February 10, 2020
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