Granite Surface Plates - 640-X

granite surface plate, 1.Hardest uniformity of all granite surface plate, 2.Lowest temperature coefficient, least responsive - details see: https://www.buildingsupplieshub.com/granite-surface-plates-10034485

Type: Granite	Place of Origin: Shandong China (Mainland)	Brand Name: NON	Model Number: 640-X
Color: Black	Granite: granite surface plate	0 grade: granite surface plate

granite surface plate

1.Hardest uniformity of all granite surface plate

2.Lowest temperature coefficient, least responsive to temperature changes.

3.Moisture and corrosion free, no rusting, no oiling, will not stain or discolor.
4.Practically maintenance free, fast easy to clean.

5.SmoothBall-Bearing?surface.

6.Resists dust and abrasives, Non-magnetic.

7. 0-ledge,2-ledge

INSPECTION GRADE A

Size	Thickness	Overall Accyracy	0-Ledge Model NO.	2-Ledge Model NO.
9X12	3	.000050”	640-0400	640-0402
12X12	3	.000050”	640-0410	640-0412
12X18	3	.000050”	640-0420	640-0422
18X18	3	.000050”	640-0430	640-0432
18X24	3	.000075”	640-0440	640-0442
24X24	3	.000075”	640-0450	640-0452
24X36	4	.0001”	640-0470	640-0472
36X48	4	.0002”	640-0473	640-0482
36X48	6	.0002”	640-0480	640-0483
36X60	6	.00025”	640-0490	640-0492

LOBORATORYGRADE AA

Size	Thickness	Overall Accyracy	0-Ledge Model NO.	2-Ledge Model NO.
9X12	3	.000025”	640-0600	640-0602
12X18	3	.000025”	640-0620	640-0622
18X24	4	.000037”	640-0640	640-0642
24X36	6	.000050”	640-0660	640-0662
36X48	6	.0001”	640-0680	640-0682

TOOLROOM GRADE B

Size	Thickness	Overall Accyracy	0-Ledge Model NO.	2-Ledge Model NO.
5X6	2	.0001”	640-0070	640-0177
6X8	2	.0001”	640-0080	640-0188
8X12	2	.0001”	640-0090	640-0199
9X12	2	.0001”	640-0101	640-0103
9X12	3	.0001”	640-0100	640-0102
12X12	3	.0001”	640-0110	640-0112
12X18	3	.0001”	640-0120	640-0122
12X18	4	.0001”	640-0125	640-0126
18X18	3	.0001”	640-0130	640-0132
18X24	3	.0001”	640-0140	640-0142
18X24	4	.00015”	640-0145	640-0146
24X24	3	.00015”	640-0150	640-0152
24X36	4	.0002”	640-0160	640-0162
24X48	4	.0003”	640-0170	640-0172
36X48	4	.0004”	640-0180	640-0182
36X48	6	.0004”	640-0184	640-0186
36X60	6	.0005”	640-0190	640-0192
36X72	6	.0006”	640-0200	640-0202
48X60	6	.0005”	640-0210	640-0212
48X72	6	.0007”	640-0220	640-0222
48X84	8	.0007”	640-0230	640-0233
48X96	12	.0008”	640-0240	640-0241

DIN 876-83

Size	Grade 0 Model NO.	Grade 00 Model NO.
300X200X50mm	641-0001	641-0070
300X300X70mm	641-0005	641-0075
400X250X70mm	641-0010	641-0080
400X400X100mm	641-0015	641-0085
630X400X100mm	641-0020	641-0090
630X630X130mm	641-0025	641-0095
800X500X130mm	641-0030	641-0100
1000X630X150mm	641-0035	641-0105
1000X750X150mm	641-0040	641-0110
1000X1000X150mm	641-0045	641-0115
1200X800X150mm	641-0047	641-0117
1600X1000X200mm	641-0050	641-0120
2000X1000X250mm	641-0055	641-0125
2000X1600X300mm	641-0060	641-0130
2500X1600X300mm	641-0065	641-0135

JISB7510-78

Size	Grade 1 Model NO.	Grade 0 Model NO.
300x200x50mm	642-0001	642-0070
300x300x70mm	642-0005	642-0075
400x250x70mm	642-0010	642-0080
400x400x100mm	642-0015	642-0085
630x400x100mm	642-0020	642-0090
630x630x130mm	642-0025	642-0095
800x500x130mm	642-0030	642-0100
1000x630x150mm	642-0035	642-0105
1000x750x150mm	642-0040	642-0110
1000x1000x150mm	642-0045	642-0115
1200x800x150mm	642-0047	642-0117
1600x1000x200mm	642-0050	642-0120
2000x1000x250mm	642-0055	642-0125
2000x1600x300mm	642-0060	642-0130
2500x1600x300mm	642-0065	642-0135