高爐用特種耐火制品
|
項(xiàng) 目 \ 牌 號(hào) |
Al2O3－C質(zhì) |
剛玉質(zhì) |
復(fù)合棕剛玉質(zhì) |
復(fù)合莫來石質(zhì) |
莫來石質(zhì) |
粘土質(zhì) |
高鋁質(zhì) |
|||||||
|
AC-12 |
SAC-12 |
GY-97 |
BF-90XD |
BF-90ZG |
AS-14 |
AS-9 |
ZGM-80 |
GM-80 |
MZ-70S |
MZ-60S |
CZGN-42 |
GLS-70 |
GLL-65 |
|
|
Al2O3 % |
≥60 |
≥60 |
≥97 |
≥90 |
≥90 |
≥78 |
≥75 |
≥80 |
≥80 |
≥70 |
≥60 |
≥42 |
≥70 |
≥65 |
|
Fe2O3 % |
C≥12 |
C≥12 |
≤0.3 |
≤0.3 |
≤1.0 |
≤1.0 |
≤1.0 |
≤1.0 |
≤0.4 |
≤1.0 |
≤1.0 |
≤1.2 |
≤1.5 |
≤2.0 |
|
耐火度 ℃ |
|
|
|
|
|
sic≥14 |
sic≤9 |
|
|
|
|
≥1750 |
≥1790 |
≥1790 |
|
顯氣孔率 % |
≤10 |
≤15 |
≤21 |
≤17 |
≤14 |
≤16 |
≤15 |
≤14 |
≤16 |
≤16 |
≤15 |
≤13 |
≤17 |
≤19 |
|
體積密度 g/cm3 |
≥2.85 |
≥2.85 |
|
|
|
≥2.9 |
≥3.0 |
≥2.9 |
≥2.9 |
|
≥2.5 |
|
≥2.6 |
|
|
常溫耐壓強(qiáng)度 Mpa |
≥40 |
≥50 |
≥60 |
≥60 |
≥100 |
≥80 |
≥120 |
≥70 |
≥70 |
≥60 |
≥60 |
≥58.8 |
≥60 |
≥60 |
|
荷重軟化溫度T2 ℃ |
≥1650 |
≥1650 |
≥1700 |
≥1700 |
≥1650 |
≥1700 |
≥1700 |
≥1700 |
≥1700 |
≥1700 |
≥1600 |
KD≥1480 |
≥1600 |
≥1550 |
|
重?zé)€變化率 % |
常溫抗折 |
常溫抗折 |
1600℃×2h |
1600℃×2h |
1500℃×2h |
1500℃×2h |
1500℃×3h |
1600℃×2h |
1600℃×2h |
1600℃×2h |
1500℃×2h |
1450℃×3h |
1500℃×2h |
1500℃×2h |
|
熱震穩(wěn)定性,次 |
|
≥100 |
|
|
|
|
|
≥15 |
|
|
|
|
≥15 |
≥8 |
|
抗鐵水侵蝕性 % |
|
≤2 |
|
|
|
|
優(yōu) |
|
|
|
|
|
|
|
|
抗渣性 % |
|
|
|
|
|
|
≤2 |
|
|
|
|
|
|
|
|
耐堿性(強(qiáng)度降低) % |
|
≤10 |
|
|
|
|
≤15 |
|
|
|
|
|
|
|
|
用 途 |
爐腰、爐身 |
爐身、爐腹、爐腰 |
爐缸 |
爐底 |
爐底、爐缸 |
爐底 |
爐缸 |
爐腰、爐腹、冷卻壁 |
||||||
