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精密切割机系列
PCB/PCBA金相切片取样机
热镶嵌机/镶样机
抽真空压力锅/冷镶嵌机
手动研磨抛光机
全自动研磨抛光机
金相实验室辅助仪器
FO 光学微粉


FO 系列研磨粉是以氧化铝、氧化锆等数种磨料依特殊的比例所配制,可使磨削量在不受影向的情况下,避免加工物体产生刮伤现象。广泛应用于半导体材料与各类光玻璃组件。
Quality Standards

Type

Particle Size

Specific Gravity

Chemical Composition (%)

A1203

SiO2

Fe2O3

TiO2

ZrO2

FO

#240-#400

3.90

45.0

20.0

0.5

2.0

38.0

#500-#1200

3.90

45.0

20.0

0.5

2.0

33.0

#1500-#4000

3.90

40.5

20.0

0.7

2.0

33.0

Standard Specification for Particle Size
Particle
size
Particle distribution (μm)
Packaging
Maximum particle size in (μm)
Particle size at 3% point
Particle size at 50% point
Particle size at 94% point
Stand pack
Net weight (kg)
Vinyl lined Net weight (kg)
# 240
98.0 or less
74.0 or less
40.0 ± 3.0
26.0 or more
5
20
# 280
86.0
66.0
34.0 ± 2.5
21.0
5
20
# 320
75.0
58.0
28.0 ± 2.3
17.0
5
20
# 400
63.0
50.0
23.0 ± 2.1
14.0
5
20
# 500
53.0
43.0
19.0 ± 1.6
12.0
5
20
# 600
45.0
37.0
16.0 ± 1.3
10.0
5
20
# 700
38.0
31.0
13.5 ± 1.1
8.0
4
20
#800
32.0
27.0
11.3 ± 0.9
6.5
4
20
# 1000
27.0
23.0
9.4 ± 0.8
5.0
4
10 · 20
# 1200
23.0
20.0
7.1 ± 0.7
4.0
4
10 · 20
# 1500
19.0
17.0
5.5 ± 0.5
3.0
4
20
# 2000
15.0
14.0
4.5 ± 0.4
2.0
4
20
# 3000
12.0
11.0
3.6 ± 0.4
1.5
3
20
# 4000
10.0
8.0
2.7 ± 0.4
1.3
3
20
※ Particle size is measured by Electrical sensing zone method.
     

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