Ferro Silicon Nitride
Bright Materials Inc. [China] 
It is used for tapping hole clay
Moisture: 0.3% max.Si: 47% min.Fe: 12 – 17%N: 29% min.Particle size+0.300mm: 2% max-0.075: 77% min.X-Ray DiffractometerALPHA-Si3N4:20Max.BETA-Si3N4:80minIt is used for tapping hole clay
Ferro Silicon Nitride
