测试煤炭自由膨胀指数专用炉

Also known as the crucible swelling number

测试符合 BS ISO 501:2012 和 ASTM D720-91(2010)标准

30mA (RCD) residual current circuit breaker, protects the operator (because the test requires operation with the door open during heating)

2132PID精确温度控制器

提供金属坩埚架