高铝支撑剂主要含量以氧化铝为主，具有足够化学稳定性和热稳定性的瓷球。作为诶反应器内催化剂的支撑、覆盖材料及塔填料，广泛用于化工、化肥、冶炼、天然气、陶瓷等行业。它具有纯度高、强度好、耐磨、耐高温、耐强酸和强碱等特点。
主要物理化学性能
| 90% | 93% | 95% | 97% | 99.5% |
Al2O3 | ≥90% | ≥93% | ≥95% | ≥97% | ≥99.5% |
SiO2 | ≤5% | ≤4% | ≤3% | ≤1% | ≤0.2% |
Fe203 | ≤0.5% | ≤0.5% | ≤0.1% | ≤0.1% | ≤0.05% |
MgO | ≤1% | ≤1% | ≤1% | ≤0.5% | ≤0.05% |
Na2O+K2O | ≤1% | ≤1% | ≤1% | ≤0.5% | Na2O≤0.2% |
CaO | ≤1% | ≤1% | ≤1% | ≤0.5% | ≤0.02% |
堆积密度 | ≥1.8 | ≥1.8 | ≥1.85 | ≥1.85 | ≥1.9 |
耐热温度 | 1450℃ | 1500℃ | 1550℃ | 1600℃ | 1650℃ |
吸水率 | ≤4% |
耐酸度 | ≥98% |
耐碱度 | ≥96% |
耐温度急变 | ≥800℃ |
抗压强度 KN/颗 | φ3 | ≥0.20 | ≥0.25 | ≥0.3 | ≥0.4 | ≥0.5 |
φ6 | ≥0.50 | ≥0.6 | ≥0.8 | ≥1.0 | ≥1.2 |
φ8 | ≥0.65 | ≥0.8 | ≥1.0 | ≥1.2 | ≥1.6 |
φ10 | ≥1.0 | ≥1.3 | ≥1.6 | ≥2.0 | ≥2.4 |
φ13 | ≥1.8 | ≥2.3 | ≥2.9 | ≥3.6 | ≥4.5 |
φ16 | ≥2.6 | ≥3.2 | ≥4.0 | ≥5.0 | ≥6.3 |
φ20 | ≥3.2 | ≥4.0 | ≥5.0 | ≥6.3 | ≥8.0 |
φ25 | ≥4.0 | ≥5.0 | ≥6.3 | ≥8.0 | ≥10.0 |
Φ30 | ≥4.5 | ≥5.6 | ≥7.0 | ≥9.0 | ≥11.0 |
Φ38 | ≥6.0 | ≥7.5 | ≥9.3 | ≥12.0 | ≥15.0 |
Φ50 | ≥10.0 | ≥12.5 | ≥16.0 | ≥19.50 | ≥24.0 |
Φ60 | ≥12.0 | ≥15.0 | ≥19.0 | ≥23.0 | ≥29.0 |
Φ75 | ≥15.0 | ≥19.0 | ≥23.0 | ≥29.00 | ≥37.0 |
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型号: JHGLZ-直径mm数
规格：Φ3-Φ75mm
外观：白色球体
执行标准：企业标准QB/JH081-2007
分析标准：化工行业标准GB/T3044-2007《白刚玉、铬刚玉分析方法》