85061 Starrett Blank Granite Surface Plate 24x36x4
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85061 Starrett Blank Granite Surface Plate 24x36x4

Code: 85061

$999.00

Qty

Product Description

•••••

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Superior Black Granite Surface Plates minimize thermal expansion and have low water absorption rates to minimize rusting of precision gages. These plates have very little glare resulting to reduce eyestrain. They are available as Laboratory Grade AA, Inspection Grade A and Toolroom Grade B.

Features:

  • Our superior black granite has low water absorption rates, thus minimizing the possibility of your precision gages rusting while setting on the plates.
  • This black granite creates little glare resulting in less eyestrain for individuals using the plates.
  • We have chosen our superior black granite with the specific intent of keeping thermal expansion to a minimum

 

Grade AA Laboratory
No Ledge
Two Ledge
Surface Size
Thickness
Flatness Unilateral
Tolerance
Weight
EDP
EDP
Inch
Inch
Inch
mm
Lbs
12 x 12
4
.000050
0.0012
61
85006
85007
12 x 18
92
85010
85011
18 x 24
.000075
0.0019
183
85028
85029
24 x 24
244
85036
85037
24 x 36
6
.000100
0.0025
549
85055
85056
30 x 48
8
.000168
0.0043
1220
85082
85083
36 x 36
6
.000150
0.0038
824
85090
85091
36 x 48
8
.000200
0.0050
1464
85110
85111
36 x 60
10
.000250
0.0063
2288
85118
85119
36 x 72
12
.000300
0.0076
3294
85128
85129
48 x 48
8
.000200
0.0051
1952
85136
85137
48 x 72
10
.000350
0.0088
3660
85166
85156
48 x 96
12
.000500
0.0127
5856
85173
85174
Grade A Inspection
No Ledge
Two Ledge
12 x 12
4
.000100
0.0025
61
85008
85009
12 x 18
92
85013
85014
18 x 24
.000150
0.0038
183
85031
85032
24 x 24
844
85038
85039
24 x 36
6
.000200
.000200
549
85058
85059
30 x 48
.000400
0.0102
915
85085
85086
36 x 36
.000300
0.0076
824
85092
95091
36 x 48
.000400
0.0102
1098
85113
85114
36 x 60
8
.000500
0.0127
1830
85120
85121
36 x 72
10
.000600
0.0152
2745
85131
85132
48 x 48
6
.000500
0.0130
1464
85138
85139
48 x 72
8
.000700
0.0177
2928
85158
85159
48 x 96
10
.001000
0.0254
4880
85176
85177
Grade B Toolroom
No Ledge
Two Ledge
12 x 12
3
.000200
0.0050
46
85012
85015
12 x 18
69
85016
85017
18 x 24
.000300
0.0076
136
85034
85035
24 x 24
4
244
85040
85041
24 x 36
.000400
0.0102
366
85061
85062
30 x 48
6
.000700
0.0180
915
85088
85089
36 x 36
.000600
0.0152
824
85094
85095
36 x 48
.000800
0.0203
1098
85116
85117
36 x 60
.001000
0.0254
1373
85122
85123
36 x 72
8
.001200
0.0304
2196
85134
85135
48 x 48
6
.000900
0.0229
1464
85140
85141
48 x 72
8
.001400
0.0355
2196
85161
85162
48 x 96
.002000
0.0508
3904
85179
85180