Why do you want to use polyurethane seal on both sides of the multi-dimensional joint group of OKorder Yanmian sandwich panels
As a new type of rock wool sandwich panels, his plate is a dark buckle is not nails, so that the board on both sides of the plug interface into the opposite sex, and in the production process sent by the rock wool is equal thickness, which makes The mouth and the mouth of the mouth of the cotton-free cavity, and the subsequent manual joints, but also produce cotton and steel plate bonding performance is poor, anti-stripping poor, this result will be cold in the winter, summer will produce heat Bridge, the more serious is in the wall board, bear the load object entirely by the self-tapping to bear, and because the rock wool sandwich panel is horizontal installation, and its two sides of the plug interface becomes the upper and lower parts, and its Is empty, so that the rock wool is completely attached to the steel by glue, a long time, rock wool fall, resulting in deformation
