They consist basically of zircon suspended in a fine bubble structure. Composition of typical mixes follow the range, in percent by weight Water/8.00-16.0 Whipping agent/0.15-1.0 Silicate binder/14.00-30.0 sodium silicofluoride/1.00-3.0 Refractory oxide/54.00-75.0 Fibrous material/1.50-10.0 Clay/0.00-2.0
配制方法:
Density of the material can be predicted and adjusted by changing composition as well as foaming time.