High temperature powder with light silicon treatment, mainly used in air heating elements of medium or high wattage loading. It can stand 1050^oC annealing and requires immediate sealing.

Chemical Analysis(%)

	MgO CaO Al2O3 Fe2O3 SiO2 ≥94.0 ≤1.5 ≤0.9 ≤0.5 ≤2.5

Particle Distribution

	Mesh +40 +60 +80 +140 +200 +325 -325 Dia(um) +425 +250 +180 +106 +75 +45 -45 Quantity(%) 0-1 26-34 16-28 18-28 6-14 8-14 0-8

Tap Density

2.28-2.40g/cm3

Flow

Ford Cup No.3(Φ2.165mm-2.185mm): 140-200s/100g

Ford Cup No.4(Φ3.97mm-4.01mm): 31-37s/100g