Item | Index |
Silica | ≥90% |
Sieve materials residue on sieve ( 45uM ) | ≤0.5% |
Heating decrease capacity | 4.0-8.0% |
Burn decrease capacity | ≤7.0% |
Ph value | 5.0-8.0% |
Total copper contain | ≤30mg/kg |
Total manganese contain | ≤50mg/kg |
Total iron contain | ≤100mg/kg |
DBP absorption value | 2.00-3.50Cm3 g |