支承结构-球拱 大开孔全瓷球拱是新型的硫酸干、吸塔填料的支承结构。它与旧式的结构相比，气体份分布均匀，机械强度高，安全系数大，稳定性好，耐腐蚀性强，且施工方便，使用寿命长，经许多硫酸厂应用效果极好。特性参数：开孔率50%-60%；耐酸性99.8%规格尺寸:按用户要求设计制造.                                            Big open KongQuan ceramics ball arch is the new sulfuric acid dry, suck tower packings supporting structure. It compared with old structure, the gas copies distributed homogeneously, high mechanical strength, safety factor is big, good stability, corrosion resistance is strong, and construction is convenient, long service life, by many vitriolic factory application effect extremely good.Characteristic parameters: opening rate; 50 and 60 percent -- Acidoresistant 99.8 per cent