万能弧砖

弧形耐火砖描述

弧形耐火砖是一种常见的半圆形设计异形砖，通常由高铝或粘土制成，具有良好的耐火性。它主要用于工业炉和锅炉等耐高温设备的内衬。弧形砖可承受 1400°C 或更高的温度。

由于弧形砖的特殊形状，它适用于圆形炉膛或弧形结构。它广泛应用于炼钢和陶瓷窑等高温作业。

获取价格

科瑞弧形耐火砖的技术数据

项目		LZ-80	LZ-75	LZ-70	LZ-65	LZ-60	LZ-55	LZ-48
Al2O3、/%	≥	80	75	70	65	60	55	48
表观孔隙率，%	≤	21	24	24	24	26	22	22
冷压强度，兆帕	≥	70	60	55	50	45	45	40
0.2MPa 负载下的折射率，℃	≥	1530	1520	1510	1500	1430	1450	1420
永久线性变化，%		1500℃*2h-0.4~0.2		1450℃*2h-0.4~0.1

弧形耐火砖的类型

弧形耐火砖可根据其材料、形状和用途进行分类。以下是主要的分类方法：

▶ Classification by Material:
1.Clay Refractory Bricks: mainly made of clay, suitable for environments with temperatures not exceeding 1300°C.
2.High Alumina Refractory Bricks: contain a higher proportion of bauxite, have high refractoriness, and are suitable for higher temperature applications.
3.Magnesium Refractory Bricks: use magnesium ore as raw material, have excellent corrosion resistance, and are often used in metal smelting.
4.Silica Refractory Bricks: mainly composed of silicon dioxide, suitable for acidic environments.

▶ Classification by Shape
1.Standard Curved Bricks: have a standard semicircular design and are suitable for general furnace structures.
2.Special Curved Bricks: include a variety of non-standard shapes, such as grooves or special angle designs, to adapt to specific furnace structures.

▶ Classification by Use
1.Curved bricks for blast furnaces: specially designed for blast furnace linings, withstand extreme high temperatures and chemical erosion.
2.Curved bricks for electric furnaces: used for electric furnace linings, emphasizing electrical insulation and thermal stability.
3.Curved bricks for cement kilns: Designed for special needs in the cement production process.