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Garage Door Spring Bars with Nice Quality1
ShaftVertical Door ShaftGarage Door Spring Bars
Zhengzhou Everbright Construction Material Co., Ltd.
Preview:
Product Description DiameterLengthWeightMaterialAccording to the shaftCustomized3.3kg/pieceGalvanized steel Our main productsGrage door panel production lineProcess flow of garage door panel's productionThere are 8 steps to make the garage door panel by the automatic continuous production line. They are uncoiling - film laminating - roll forming - PU foaming and solidifying - fly cutting - cooling - stacking and wrap packing. After these 8 steps every piece of panel will be checked by the QC staff, then high quality panels could be loaded and sent out.
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