名 称 | 氧化铝坩埚 |
化学成分 | al2o3 | ≥99 |
r2o | ≤0.2 |
fe2o3 | ≤0.1 |
sio2 | ≤0.2 |
体积密度（g/cm2） | ≥3.80 |
显气孔率（%） | ＜1 |
抗弯强度（mpa） | ＞350 |
抗压强度（mpa） | ＞12000 |
介电常数∑（1mhz） | 2 |
高使用温度（℃） | 1800 |
产品描述:
氧化铝陶瓷坩埚,刚玉陶瓷坩埚有：弧形氧化铝坩埚，方形氧化铝坩埚，长方形氧化铝陶瓷坩埚，圆柱形陶瓷坩埚，等等各种异形氧化铝陶瓷坩埚，刚玉陶瓷坩埚系列：适用于各种实验室金属、非金属样品分析及熔料用。坩锅系列——用于化验室及各种工业分析。
氧化铝坩埚刚玉瓷坩埚特点：
1、纯度高：al2o3＞99%，耐化学腐蚀性好2、耐温性好，长期使用在1600℃，短期1800℃3、耐急冷急热性好，不易炸裂4、注浆成型密度高高纯氧化铝坩埚,99%刚玉陶瓷坩埚规格有：5ml10ml 15ml 20ml 25ml 30ml 50ml 100ml 150ml 200ml- 2500毫升。
产品包装：
产品用途：适用于各种实验室金属、非金属样品分析及熔料用。
刚玉坩埚特点：
1、纯度高：al2o3＞99%，耐化学腐蚀性好
2、耐温性好，长期使用在1600℃，短期1800℃
3、耐急冷急热性好，不易炸裂
4、注浆成型密度高
alumina corundum crucibles, 99ceramic crucibles
high purity: al2o3> 99%, good chemical resistance 2, goodtemperature endurance, long-term operation at 1600 ℃, short-term1800 ℃ 3, good rapid thermal shock resistance, not easy to burst 4,slip casting with high density high-purity alumina crucible, 99%corundum ceramic crucible specifications: 5ml 10ml 15ml 20ml 25ml30ml 50ml 100ml 150ml 200ml-2500ml.
suitable for sample analysis and melt of laboratory metal,non-metallic materials.
alumina crucibles’ features:
1, high purity: al2o3> 99%, good chemical corrosionresistance
2, good temperature endurance, long-term use at 1600 ℃, 1800 ℃short-term
3, good rapid thermal shock resistance, not easy to burst
4, slip casting with high density
product description:
arc straight alumina ceramic crucibles’ basic functions:
name: straight alumina crucibles
chemical composition al2o3 ≥ 99
r2o ≤ 0.2
fe2o3 ≤ 0.1
sio2 ≤ 0.2
volume density (g/cm2) ≥ 3.80
apparent porosity (%) <1
bending strength (mpa)> 350
compressive strength (mpa)> 12000
dielectric constant σ (1mhz) 2
the highest operation temperature (℃) 1800
best roast container for making powder tv, rare earth materials,precious metals, and roasting high, medium and low ceramiccapacitors, ntc, ptc piezoelectric ceramic and lithium cobaltoxide, lithium manganese oxide powder