检测项目 |
检测条件 |
技术指标 |
|||
条形 |
球形 |
||||
1.5-1.7mm |
3.0-3.3mm |
Φ1.7-2.5mm |
Φ3.0-5.0mm |
||
静态水吸附量% |
25℃ R.H.60% |
≥21 |
≥21 |
≥21.5 |
≥21.5 |
磨耗率% |
|
≤0.25 |
≤0.25 |
≤0.2 |
≤0.2 |
堆积密度(g/ml) |
|
≥0.65 |
≥0.65 |
≥0.68 |
≥0.68 |
粒度合格率% |
|
≥98 |
≥98 |
≥98 |
≥98 |
包装水含量% |
540℃ 2H |
≤1.5 |
≤1.5 |
≤1.5 |
≤1.5 |
强度 N/颗 |
|
≥40/cm |
≥70/cm |
≥50N/p |
≥80N/p |
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