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Product introduction |
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产品详细介绍 |
项 目 \ 牌 号 |
RDL127 |
RDL130 |
RDL135 |
RDL140 |
RDL145 |
RDL150 |
RDL155 |
Al2O3 %
|
≥50
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≥60
|
≥65
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≥65
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≥65
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≥75
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≥75 |
显气孔率 % |
≤23
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≤22
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≤22
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≤22
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≤21
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≤21
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≤20 |
体积密度 g/cm3 |
2.3~2.5
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2.3~2.5
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2.35~2.55
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2.4~2.6
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2.5~2.7
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2.65~2.85
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2.65~2.85
|
常温耐压强度 Mpa |
≥50 |
≥55 |
≥55 |
≥55 |
≥60 |
≥60 |
≥60 |
重烧线变化率 % |
1450℃×2h 0.1~-0.4 |
1450℃×2h 0.1~-0.4 |
1450℃×2h 0.1~-0.4 |
1450℃×2h 0.1~-0.2 |
1550℃×2h 0.1~-0.2 |
1550℃×2h 0.1~-0.2 |
1550℃×2h 0.1~-0.2 |
蠕变率 (0.2Mpa×50h) %
|
1270℃ ≤0.8 |
1300℃ ≤0.8 |
1350℃ ≤0.8 |
1400℃ ≤0.8 |
1450℃ ≤0.8 |
1500℃ ≤0.8 |
1550℃≤0.8 | |
项 目 \牌 号 |
RDL127A |
RDL130A |
RDL135A |
RDL140A |
RDL145A |
RDL150A |
RDL155A |
Al2O3 %
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≥48
|
≥50
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≥55
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≥60
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≥65
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≥70
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≥75
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Fe2O3 % |
≤1.3
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≤1.2
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≤1.2
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≤1.1
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≤1.0
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≤0.8
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≤0.6
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TiO2 % |
≤1.5
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≤1.4
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≤1.2
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≤1.2
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≤1.0
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≤0.8
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≤0.6
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显气孔率 % |
≤18(19)
|
≤18
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≤18(20)
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≤19(21)
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≤19(21)
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≤19(21)
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≤19(21)
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体积密度 g/cm3 |
≥2.25(2.22)
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≥2.3(2.25)
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≥2.35(2.30)
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≥2.40(2.35)
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≥2.50(2.45)
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≥2.55
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≥2.6
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常温耐压强度 Mpa |
≥40(35)
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≥45(40)
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≥45(40)
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≥45(40)
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≥50(45)
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≥55
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≥55
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荷重软化温度 (0.2Mpa) T0.5
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≥1450 |
≥1480 |
≥1550 |
≥1580 |
≥1600 |
≥1650 |
≥1650 |
重烧线变化率 %
|
1450℃×2h ±0.2 |
1350 ℃×4h ±0.2 |
1400 ℃×4h ±0.2 |
1400 ℃×4h ±0.2 |
1500 ℃×4h ±0.2 |
1500 ℃×4h ±0.2 |
1500 ℃×4h ±0.2 |
0.2Mpa蠕变率 % (20~50h) |
1270℃ ≤0.2 |
1300℃ ≤0.2 |
1350℃ ≤0.2 |
1400℃ ≤0.2 |
1450℃ ≤0.2 |
1500℃ ≤0.2 |
1550℃ ≤0.2 | | | |
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