用作水泥或其它非金属脆性材料试块的抗折强度测定。 主要技术参数Mainspecifications：最大负荷(Max.loadingcapacity): 11.7Mp 5000N示值精度(Accuracy): 1%加载速率(Pacerate): 11.7 0.017Mp 50 5N支撑棍距(Centerdistence betweentwo supportingbars): 100 0.1mm支撑棍直径(Diameterof the lordingandsupportingbars): 10 0.1mm