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White Powder

P₂O₅ ,  %

36.0~40.0

Al₂O₃ ,  %

9.0~13.0

SiO₂ ,   %

11.0~15.0

ZnO ,  %

26.5~30.5

Oil absorption, g oil/100g  sample

35±10

Density,  g/cm³

2.0~3.0

Moisture, %

≤3.0

Matter dissolved in water,   %

≤1.0

pH value of water extraction

5.5~7.0

Average Particle Size,    micron

≤10.0

45 micron sieve residue,    %

≤0.3