公司在引進(jìn)合成氨裝置不定型耐火材料的基礎(chǔ)上開發(fā)研制了系列耐材，該系列產(chǎn)品具有強(qiáng)度好、使用溫度高、隔熱性能好等特點，完全能滿足一段轉(zhuǎn)化爐、二段轉(zhuǎn)化爐等裝置的長周期運(yùn)行。
Refractory for fertilizer equipment is developed by this factoy according to the analysis and research of refractory material for synthetic ammonia equipment ,which is suitable for the synthetic ammonia equipment in China , and can be used as heat insulation lining for 1-phase converter and 2-phase converter .Besides ,it can satisfy the requirement of long term safe wirking .
| 指標(biāo)/牌號 | 澆注料指標(biāo) |
| CL | CLQ | TG-94 | GL-60 | FQ | VSL-50 |
| Al2O3 % | >93 | >93 | >95 | >60 | | |
| SiO2 % | <0.5 | <0.5 | <0.5 | | | 30 |
| Fe2O3 % | <0.7 | <0.7 | <0.7 | | | 45 |
CaO %
| <5 | <5 | <2.5 | | | |
| 體積密度 g/cm3 | 2800-3000 | 1600-1700 | 3000-3200 | 2350±50 | 900±50 | 1150±50 |
| 耐壓強(qiáng)度Mpa110℃ | ≥40 | ≥15 | ≥50 | ≥30 | ≥1.8 | ≥3.0 |
| 1000℃ | ≥28 | | ≥80 | ≥20 | ≥1.2 | ≥2.0 |
| 1300℃ | ≥20 | | ≥80 | | | |
| 燒后線變化% | 1400℃×3h
±0.35 | 1400℃×3h
±0.3 | 1100℃×2h
<-0.5 | 1300℃×2h
<-1.0 | 900℃×2h
<-0.4 | 815℃×2h
<-0.25 |
| 導(dǎo)熱系數(shù) W/m.k | | 800±25℃
0.7 | | | 500±25℃
0.26 | 500±25℃
0.28 |
| 應(yīng)用 | 二段轉(zhuǎn)化爐 | 輸氣管 | 二段爐氣化爐 | 煙道蓋磚 | 一段爐煙囪 | 法型爐 |
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