STEEL BEADS HQ (鋼珠)
屬軸承鋼硬化處理的研磨珠，圓形度高，表面光滑，密度為7.85 kg/l 。主要用於高黏度印刷領域。
型號如下表：
|
標準质量
|
|
Type
|
Ø [mm]
|
|
SteelBeads HQ 1.6
|
1.6
|
|
SteelBeads HQ 2
|
2.0
|
|
SteelBeads HQ 3
|
3.0
|
|
SteelBeads HQ 4
|
4.0
|
|
SteelBeads HQ 5
|
5.0
|
|
SteelBeads HQ 6
|
6.0
|
|
SteelBeads HQ 8
|
8.0
|
|
SteelBeads HQ 9
|
8.7
|
|
化學成分
|
|
约 (重量 %)
|
|
|
C
|
1
|
|
Mn
|
0.3
|
|
Cr
|
1.5
|
|
Mo
|
0.1
|
|
P
|
-
|
|
S
|
-
|
|
Si
|
0.2
|
|
Cu
|
0.3
|
|
Al
|
-
|
|
Fe
|
其他
|
|
|  |  | |  |
|
