For many people, is no stranger to the traditional screw, commonly used as a home decoration materials, sealing bolts prices, more and more people familiar with the screw, bolt sealing effect, however, in addition to traditional screw people home decoration will appear in another screw, this screw is sealing screws. Screw sealing action is to ensure that the width of the wall at the cross-section is not affected by the disturbance, the role of sealing films are used to penetrate the barrier from inside or outside the penetration of water, in fact, the positioning of the screw through the wall from the middle of the sealing sheet the sealing action is called sealing screws. Nanjing Kuang Jian building materials for 30 years engaged in building materials, quality first, customer-oriented customer service attitude, increasingly aggressive, learn from each other, and constantly improve, with sincere and pragmatic action to return as always, care and support of the friends of our development. Come and visit us! This new three-zone screw screw screw the biggest difference between the traditional, is that it is not an integral whole dental screw, but the results of three different sections of the composition, in use, its affordability more , and better stability. Using the three-stage sealing screws, sealing bolt, thereby increasing the effectiveness of our construction process, targeted, scientific and rational to choose the sealing screw, making cost-effective construction and construction of higher construction allows businesses to more effective. Sealing bolt specifications | Peter Kennedy Building Materials (Online) | sealing bolt by Peter Kennedy Building Material Co., Ltd. Nanjing. Nanjing Kuang Jian Building Materials Co. (www.njwklg.com) is Nanjing, metal building materials leader, over the years, the company implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. In the Marina building materials firm leadership with the staff warmly welcome all inquiries negotiations to create the Marina building materials firm a better future.