Surface plate in granite

The ART.580 / ART.581 Granite Surface Plates are engineered from premium black granite for high-precision measurement, inspection, and calibration tasks. Naturally non-magnetic, corrosion-resistant, and dimensionally stable, these plates are ideal for metrology labs, workshops, and quality control environments.

Key features

Material: Black granite – non-magnetic, non-conductive, and corrosion-resistant
Surface Finish: Lapped for optimal flatness and wear resistance
Flatness Tolerance: Conforms to DIN 876/00 (ART.580) and DIN 876/0 (ART.581)
Thermal Stability: Low coefficient of thermal expansion
Long Service Life: Minimal wear over time, even under heavy use

Model Comparison: ART.580 vs ART.581

Feature	ART.580	ART.581
Flatness Grade	DIN 876/00 (Ultra Precision)	DIN 876/0 (Standard Precision)
Use Case	Calibration, lab-grade inspection	General measurement, layout
Surface Finish	Higher precision lapping	Standard lapping
Price Point	Premium	More economical

Choose ART.580 for ultra-precise calibration and high-end metrology.
Choose ART.581 for reliable, everyday inspection and layout work.

Why Choose Granite Over Cast Iron?

No rust or corrosion
Non-magnetic and electrically inert
Superior wear resistance
No internal stress or distortion over time

Optional Accessories

Adjustable Steel Stands (ART.582 / ART.583)
Anti-vibration mounts

Code	Size (mm)	Art.580 tol. (µm)	Art.581 tol. (µm)
01	300 x 200 x 40	1.9	3.5
02	400 x 250 x 50	2	4
03	400 x 400 x 60	2.2	4.5
04	500 x 315 x 60	2.2	4.5
05	500 x 500 x 70	2.5	5
06	630 x 400 x 70	2.5	5
07	630 x 630 x 90	2.6	5
08	800 x 500 x 90	2.8	5.5
09	1000 x 630 x 110	3.1	6
10	1000 x 1000 x 140	3.5	7
11	1200 x 800 x 140	3.5	7
12	1600 x 1000 x 180	4.1	8
13	2000 x 1000 x 220	4.7	9.5

Key features

Model Comparison: ART.580 vs ART.581

Why Choose Granite Over Cast Iron?

Optional Accessories

Related products

Surface plate in cast iron

Surface plate stand

Surface plate in granite