高鋁支撐劑主要含量以氧化鋁為主,具有足夠化學穩定性和熱穩定性的瓷球。作為反應器內催化劑的支撐、覆蓋材料及塔填料,廣泛用于化工、化肥、冶煉、天然氣、陶瓷等行業。它具有純度高、強度好、耐磨、耐高溫、耐強酸和強堿等特點。
規格:φ3一φ75mm
外觀:白色球體
分析標準:化工行業標準GB/T3044-2007 《白剛玉、鉻剛玉分析方法》
主要化學成份
成份\Al2O3含量 | 高鋁支撐劑 | ||||
90% | 93% | 95% | 97% | 99.5% | |
Al2O3 | ≥90% | ≥93% | ≥95% | ≥97% | ≥995% |
SiO2 | ≤5% | ≤4% | ≤3% | ≤1% | ≤0.2% |
Fe2O3 | ≤0.5% | ≤O.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% | ≤O.02% |
主要技術指標
物理性能\Al2O3 | 高鋁支撐劑 | |||||
90% | 93% | 95% | 97% | 99.5% | ||
耐熱溫度℃ | 1450℃ | 1500℃ | 1550℃ | 1600℃ | 1650℃ | |
吸水率% | ≤4% | |||||
耐酸度% | ≥98% | |||||
耐堿度% | ≥96% | |||||
耐溫度急變℃ | ≥800℃ | |||||
抗壓強度 KN/顆 |
φ3 | ≥O.20 | ≥0.25 | ≥O.3 | ≥O.4 | ≥0.5 |
φ6 | ≥0.50 | ≥O.60 | ≥O.8 | ≥1.0 | ≥1.2 | |
φ8 | ≥O.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.O | |
φ25 | ≥4.0 | ≥5.0 | ≥6.3 | ≥8.0 | ≥10.0 | |
φ30 | ≥4.5 | ≥5.6 | ≥7.0 | ≥9.O | ≥11.0 | |
φ38 | ≥6.0 | ≥7.5 | ≥9.3 | ≥12.0 | ≥15.0 | |
φ50 | ≥10.0 | ≥12.5 | ≥16.0 | ≥19.5 | ≥24.O | |
φ60 | ≥12.0 | ≥15.0 | ≥1.90 | ≥23.0 | ≥290 | |
φ75 | ≥15.0 | ≥19.0 | ≥23.0 | ≥29.0 | ≥37.O | |
堆積密度t/m3 | ≥1.8 | ≥1.8 | ≥1.85 | ≥1.85 | ≥1.9 |