产品介绍
产品简介 该产品采用莫来石、电熔亚白刚玉、刚玉粉掺和高温、中温、低温复合烧结剂配制混合而成 产品优势 具有稳定性好,抗渣性优、性强、耐侵蚀、炉龄长等优点。是工频炉、中频炉熔炼青铜、紫铜、白铜佳炉料。 产品优势 具有稳定性好,抗渣性优、性强、耐侵蚀、炉龄长等优点。是工频炉、中频炉熔炼青铜、紫铜、白铜佳炉料。
理化指标
HDD-1 | HDDD-2 | HDD-3 | HDD-4 | HDD-5 | |||||
化学成分(%) Chemical composition | SiO2≥ | 98 | 96 | 96 | 96 | 96 | |||
Al2O3≤ | 0.7 | 0.6 | 0.6 | 0.5 | 0.4 | ||||
Fe2O3≤ | 0.1 | 0.1 | 0.4 | 0.4 | 0.8 | ||||
冷态耐压强度(Mpa) Cold crushing strength | 1300℃×3h After firing at | 15 | 15 | 10 | 10 | 25 | |||
显气孔率(%) Apparent porosity | 1300℃×3h After firing at | 26 | 26 | 25 | 25 | 23 | |||
烧后线变化率(%) Linear changing after burnt | 1300℃×3h After firing at | 0~+1.6 | 0~+1.2 | 0~+1.0 | |||||
体积密度(kg/cm3) Bulk density | 1300℃×3h After firing at | 2.0 | 2.0 | 2.1 | 2.1 | 2.2 | |||
耐火度(℃)Refractoriness | 1800 | 1800 | 1780 | 1780 | — | ||||
集料粒度(mm) Max. grain size of aggregate | 5 | 4.5 | 4.5 | 4.2 | 4.2 | ||||
施工用量(kg/m3)Amount for construction | 2300 | 2300 | 2300 | 2400 | 2400 | ||||
施工方式Mathod of construction | 振动或捣打Jolt or ramming | ||||||||
应用 Application | 钢铁 steel | 紫铜.黄铜copper brass | 白铜cupronickel | 紫铜.黄铜 青铜 copper brassbronze | 铝 aluminium | ||||
适应:中频炉熔化钢、铁及有色金属等. Adaptation:IF steel and non-ferrous metal melting furnace. | |||||||||
特点Characteristic | 价廉 保温 节电 不沾渣 快速干燥 化学结合 耐侵蚀 Cost down Thernalinsulation Economy electricity Nostickresidue Fast drying Chemicalbonded Corrosion resistance |