项目/品名
Specification
|
普通瓷球
Common Ceramic Ball
|
惰性氧化铝瓷球
Inert Alumina
Ceramic Ball
|
中铝瓷球
Medium Alumina Ceramic Ball
|
高铝瓷球
High Alumina Ceramic Ball
|
99高铝瓷球
99% Alumina
Ceramic Ball
|
Al2O3 (%)
|
17-23
|
23-30
|
47-75
|
90-92
|
99
|
Al2O3+SiO2
|
>93
|
>92
|
>93
|
>94
|
>99
|
Fe2O3 (%)
|
<1
|
<1
|
<1
|
<1
|
0.2
|
吸水率(%)
|
<0.5%
|
<0.5%
|
<1
|
<2
|
2.0-6.0
|
颗粒密度g/cm3
|
2.3-2.4
|
2.3-2.4
|
2.6-2.9
|
3.4
|
3.1-3.6
|
操作温度(max)℃
|
>980
|
>982
|
1480
|
1580
|
1600
|
莫氏硬度(级)
|
>6.5
|
>7
|
>7
|
>7
|
>7.5
|
抗压强度
|
KN/粒
|
||||
1/4(6mm)
|
>0.4
|
>0.54
|
>0.56
|
>0.44
|
>1
|
1"(25mm)
|
>6.22
|
>6.22
|
>4.89
|
>5.33
|
>8
|
11/2(38mm)
|
>8.92
|
>8.92
|
>5.33
|
>5.28
|
>8
|
2"(50mm)
|
>9.8
|
>9.8
|
>6.22
|
>8
|
>15
|
直径Dia(Ø)
|
3
|
6
|
8
|
10
|
13
|
16
|
20
|
25
|
30
|
38
|
50
|
75
|
直径充差
|
±0.1
|
±1.5
|
±2.0
|
±3.0
|