大理石平板平面度公差依:JB/T7975-1999标准
000级=1×(1+/1000)μm
00级=2×(1+/1000)μm
0级=4×(1+/1000)μm
1级=8×(1+/1000)μm
(d为对角线mm)(测量测度一般在20±2℃)
物理性能:
比重:2970-3070kgs/m3
抗压强度:245-254N/mm2
弹性模量:1.27-1.47N/mm2
线膨胀系数:4.61 × 10-6/℃
吸水率:<0.13%
肖氏硬度:Hs70以上
规格 |
重量
|
精度等级(μm)
|
|||
000
|
00
|
0
|
1
|
||
300 × 200 × 50
|
17
|
1.5
|
3
|
6
|
12
|
300 × 300 × 50
|
19
|
1.5
|
3
|
6
|
12
|
400 × 300 × 70
|
25
|
1.5
|
3
|
6
|
12
|
400 × 400 × 70
|
48
|
2
|
3.5
|
6.5
|
13
|
630 × 400 × 100
|
76
|
2
|
3.5
|
7
|
14
|
630 × 630 × 100
|
155
|
2
|
4
|
8
|
16
|
800 × 500 × 130
|
156
|
2
|
4
|
8
|
16
|
1000 × 630 × 130
|
284
|
2.5
|
4.5
|
9
|
18
|
1000 × 750 × 150
|
338
|
2.5
|
5
|
9
|
18
|
1000 × 1000 × 150
|
450
|
2.5
|
5
|
10
|
20
|
1600 × 1000 × 200
|
963
|
3
|
6
|
12
|
24
|
2000 × 1000 × 200
|
1200
|
3.5
|
6.5
|
13
|
26
|
1600 × 1600 × 300
|
2312
|
3.5
|
6.5
|
13
|
26
|
2000 × 1600 × 300
|
2890
|
3.5
|
7
|
14
|
28
|
2500 × 1600 × 300
|
3612
|
4
|
8
|
16
|
32
|
3000 × 2000 × 500
|
9030
|
4.5
|
9
|
18
|
36
|
4000 × 2000 × 500
|
12040
|
5.5
|
11
|
22
|
44
|
6000 × 2000 × 700
|
25284
|
7.5
|
15
|
30
|
60
|