PVC fence coloring method is broadly divided into color profiles extrusion composite extrusion method, coating and surface coating bite. Color profiles extrusion method, also known as whole body method. Join masterbatch formulations in PVC profiles, color profiles by direct extrusion extruder. The advantage is the finished product in the original extrusion extruder, low cost; drawback is that the profile of the poor weather, difficult to meet the requirements of indoor and outdoor decorative effect. Highway fence column spacing to determine how to properly make fence installation piece effortlessly up it, Ningrui fence manufacturers to tell you how simple and quickly determine the spacing between the fence post. Two cast iron fence post road fence, the width of the column to column spacing is just the piece of fence, may need a good grasp of this size can be successfully installed on the fence piece must first be installed in place of the first pillars Draw a mark, then the next column with a distance measuring instrument to measure this distance must be determined well before then determined after a good note of the mark, and then began to edge away from the road distance from the original pillars mark the first point and then record a mark, then the first pillars of the marker becomes a cross-shaped cross-point, second pillars measured distance from the side of the road as long as both sides of the original pitch as fence installation piece together a special standing upright on the fence, then two the spacing between the pillars to determine a good cast iron fence, fence installation go smoothly piece before, that this method is simple and convenient, but also errors after installing it would nice to shilly songs fence, as long as strict accordance with this method to do installation is certainly very good standing upright iron fence outside the fence, said that, after the installation is not complete without guardrails do other work, the protection and maintenance of the highway fence is indispensable, the first not to allow pedestrians to climb freely , two non-random in the fence line picture vandalism, three not to allow the livestock and even humans were free to strike fence, four perennial To Fence cleaning and maintenance, in order to make fence to play a greater role. Wrought iron fence, Qinghai fence, metal longtai provided by Linqu longtai metallwarenfabrik. Linqu longtai Metal Products (www.wfhulan.com) strong, credible, Shandong Weifang materials processing industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead longtai metal and you hand into the brilliant, for a better future!