产品展示
特点与功能
普通镁铬砖、直接结合镁铬砖、镁铬砖理化性能
Physical and chemical properties of common MgO—Cr2O3
Brick ,direct bonded MgO—Cr2O3 brick and Cr2O3—MgO brick
牌号 Brands |
化学成份% Chemical composition |
体积密度 g/cm3 Bulk Den sity |
显气孔率 %App arent por osity |
常温耐压强度 Mpa Cold crushing strength |
荷重软化 开始温度, oC Refract oriness under load |
热膨胀率(1000) oC% Thermal expansion | 热震稳定性(1100°C,水冷)次Thermal shock resitance (1100°C-Water) cycle |
|||
Mg0 | Si02 | Cr203 | ||||||||
普通 镁铬砖 Common Mg0- Cr203 brick |
Mge -20 | ≥40 | A | ≥20 | A | ≤22 | ≥30 | ≥1550 | A |
A
|
Mge -16 | ≥45 | A | ≥16 | A | ≤22 | ≥30 | ≥1550 | A |
A
|
|
Mge -12 | ≥55 | A | ≥12 | A | ≤21 | ≥35 | ≥1550 | A |
A
|
|
Mge -8 | ≥60 | A | ≥8 | A | ≤21 | ≥35 | ≥1530 | A |
A
|
|
直接 结合镁 铬砖 Direct bonded Mg0- Cr203 brick |
DMC -9A | ≥70 | ≤28 | ≥9 | ≥2.98 | ≤19 | ≥40 | ≥1600 | ≤1.03 | ≥4 |
镁铬砖 Cr203- Mg0 brick |
Mge -20 | ≥42 | A | ≥20 | A | ≤21 | ≥30 | ≥1580 | A | ≥8 |
Mge -25 | ≥38 | A | ≥25 | A | ≤22 | ≥30 | ≥1590 | A | ≥8 | |
Mge -30 | ≥35 | A | ≥30 | A | ≤22 | ≥30 | ≥1610 | A | ≥8 |
富镁尖晶石砖理化指标
Physical and chemical of magnesic spinel brick
项目ltem |
MA—1
|
MA—2
|
Mg0% |
≥70
|
≥75
|
Al2O3 |
≥6
|
≥10
|
显气孔率% Apparent porosity |
≤18
|
≤20
|
体积密度g/cm3 Bulk dencity |
≥2.80
|
≥2.90
|
常温耐压强度 MPa CCS |
≥40
|
≥40
|
荷重软化温度oC Refractoriness under load |
≥1620
|
≥1620
|
热震稳定性1100oC-水冷 Thermal shock resistance(1100oC-water)cycle |
≥10
|
≥10
|
富镁尖晶石复合砖理化指标
Physcal and chemical of magnesia spinel compound brick
项目Item |
指标Target
|
|
重质部分weight part
|
轻质部分larget
|
|
MgO% |
≥78
|
-
|
AI2O3 |
8-10
|
≥55
|
显气孔率% Apparent porosity |
≤20
|
-
|
体积密度g/cn3 |
≥2.90
|
≤1.0
|
常温耐压强度 MPa CCS |
≥40
|
≥5.5
|
0.2MPa荷重软化温度oC Refractoriness under load |
≥1550
|
-
|
重烧线变化率(1550 oC,2h),% Reheating linera change |
0~+0.1
|
<2(1400oC)
|
导热系数,W/m.k(350±25oC)Thermal conductivity |
<2.0
|
<0.45
|
重、轻质结合部常驻机构温耐压强度, MPa CCS |
15
|
耐碱耐火浇注料
Alkali-resistance refractory castables
产品名称 | 牌号 | 最高使用温度℃ | 110℃后体积密度 | 化学成份(%) | 冷态抗折强度(Mpa) | 冷态抗压强度(Mpa) | 1100℃X3h烧后线变化(%) | 耐碱性(级) | 施工参与用水量(%) | 施工方式 | 用途 | |
AL2O2 | SiO2 | |||||||||||
普通耐碱浇注料 | GT-13N | 1300 | 2.2-2.4 | ≤48 | ≥50 | ≥8 | ≥80 | -0.15 ±0.5 |
1-2 | 8-9 | 振动 | 用于水泥窑预热器系统1-3级衬里能其它工业窑炉内衬 |
高强耐碱浇注料 | GT-13NL | 1300 | 2.2-2.4 | ≤48 | ≥50 | ≥10 | ≥100 | -0.15 ±0.5 |
1-2 | 6-7 | 振动 | 用于水泥窑预热器系统4-5级衬里能其它工业窑炉内衬 |
轻质隔热浇注料
Light-weight insulation castables
产品名称Name of poduct | 轻质浇注料 Light-weight castable | 隔热浇注料 Insulation castable | ||||
牌号Brand | LT-10 | LT-10A | LT-12NL | LT-13NL | LT-14NL | |
最高使用温度℃ Maximum service temperature | 1000 | 1000 | 1200 | 1300 | 1400 | |
110℃后体密度(g/cm3) Bulk density(110℃) | 0.6-0.7 | 1.00-1.10 | 1.60 | 1.65 | 1.65 | |
冷态搞折强度 (MPa)Moduius of rupture | 110℃x24 | ≥0.5 | ≥1.5 | ≥4 | ≥4 | ≥4 |
800℃x3h | ≥0.5 | ≥1 | ≥ 3(1100℃x3h) |
≥3(1100℃x3h) | ≥ 3 (1100℃x3h) |
|
冷态搞压强度(MPa)Cold crushing strength | 110℃x24 | ≥2 | ≥5 | ≥20 | ≥20 | ≥20 |
800℃x3h | ≥1.5 | ≥3 | ≥ 15(1100℃x3h) |
≥15(1100℃x3h) | ≥ 15 (1100℃x3h) |
|
800℃烧后线变化(%) Thermal expansion at 800℃ | -1.50 | -0.70 | ≥ -0.3 (1100℃x3h) |
≥-0.3(1100℃x3h) | ≥ -0.3 (1100℃x3h) |
|
350℃导热系数(W/m.k) Thermal conductivity at 350℃ | ≤0.23 | ≤0.28 | ≤0.40 | ≤0.45 | ≤0.45 | |
施工参考用量(%)water required | 80-90 | 35-45 | 16-20 | 16-20 | 16-20 | |
施工方式 Forming method | 捣打或振动 Ramming or vibration | 捣打或振动 Ramming or vibration | 振动 Vibration | 振动 Vibration | 振动 Vibration |
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