热障涂层用复合氧化锆粉
重要用于航空发起机叶片、燃气轮机叶片、高温锅炉部件、冶金设备等高温构件的热障涂层造备,可有效降低高温部件表表温度,削减热损耗,耽搁构件使用寿命,适配高端设备热防护需要。
性质
本品为白色/淡黄色超细粉末,纯度高、分散性好,拥有优异的耐高温、低导热、抗热震及化学不变性,流动性佳,易喷涂成型,涂层致密且附着力强,可在极端高温环境下持久不变工作。
包装
1.选取双层密封包装,内层为内衬塑料袋,表层为高强度塑料桶,预防吸潮、传染;通例包装规格为25kg/桶。
2.可凭据客户需要定造包装尺寸。
理化指标
产品系列1:钇不变氧化锆 Product Series 1: Yttria-Stabilized Zirconia, YSZ
|
OZ-4Y |
OZ-4.5Y |
OZ-8Y |
OZ-12Y |
Customizable 定造 |
|
|
Zr(Hf)O? (wt%)≥ |
92.6 |
91.8 |
86.0 |
79.0 |
1.Customization available 支持定造 2.Joint R&D cooperation supported 支持结合研发
|
|
Y?O? (wt%) |
7.09±0.25 |
7.95±0.25 |
13.55±0.25 |
20.0±0.50 |
|
|
Al2O3(wt%)≤ |
0.05 |
0.05 |
0.05 |
0.05 |
|
|
SiO2(wt%)≤ |
0.0200 |
0.0200 |
0.0200 |
0.0200 |
|
|
Fe2O3(wt%)≤ |
0.0030 |
0.0030 |
0.0030 |
0.0030 |
|
|
TiO2(wt%)≤ |
0.0020 |
0.0020 |
0.0020 |
0.0020 |
|
|
Na2O(wt%)≤ |
0.0050 |
0.0050 |
0.0050 |
0.0050 |
|
|
lg.Loss(wt%)≤ |
1.0 |
1.0 |
1.0 |
1.0 |
|
|
BET(m²/g) |
4-15 |
4-15 |
4-15 |
4-15 |
|
|
ρ(g/ cm3) |
<1.0(jet-milled powder 气流粉) >1.2(spray-drypowder 造粒粉) |
||||
|
D50(μm) |
≤1.0 or customizable (定造) |
≤1.0 or customizable (定造) |
≤1.0 or customizable (定造) |
≤1.2 or customizable (定造) |
|
|
表观描摹 Morphology |
Powder or spherical shape 粉末或球形 |
||||
产品系列2:(钆不变氧化锆)Product Series 2: Gadolinia-Stabilized Zirconia, GSZ
|
OZ-3Gd |
OZ-4Gd |
OZ-5Gd |
OZ-7Gd |
Customizable 定造 |
|
|
Zr(Hf)O? (wt%)≥ |
91.6 |
89 |
86.5 |
81.8 |
1.Customization available 支持定造 2.Joint R&D cooperation supported 支持结合研发
|
|
Gd?O? (wt%) |
8.35±0.25 |
10.9±0.25 |
13.45±0.3 |
18.15±0.50 |
|
|
SiO2(wt%)≤ |
0.0200 |
0.0200 |
0.0200 |
0.0200 |
|
|
Fe2O3(wt%)≤ |
0.0030 |
0.0030 |
0.0030 |
0.0030 |
|
|
TiO2(wt%)≤ |
0.0020 |
0.0020 |
0.0020 |
0.0020 |
|
|
Na2O(wt%)≤ |
0.0050 |
0.0050 |
0.0050 |
0.0050 |
|
|
lg.Loss(wt%)≤ |
1.0 |
1.0 |
1.0 |
1.0 |
|
|
BET(m²/g) |
4-15 |
4-15 |
4-15 |
4-15 |
|
|
ρ(g/ cm3) |
<1.0(jet-milled powder 气流粉) >1.2(spray-drypowder 造粒粉) |
||||
|
D50(μm) |
≤1.0 or customizable (定造) |
≤1.0 or customizable (定造) |
≤1.0 or customizable (定造) |
≤1.2 or customizable (定造) |
|
|
表观描摹 Morphology |
Powder or spherical shape 粉末或球形 |
||||
产品系列3-其他稀土不变氧化锆
Product Series 3 – Other Rare-Earth Stabilized Zirconia
1.Customization avaliable 支持定造
2.Joint R&D cooperation 支持结合研发
SEM电镜图(造粒粉)
SEM image of granulated spherical powder



