±1µm, abrasive-free

Astera Grinding Machine GRN16

The GRN16 offers ±1µm abrasive-free grinding with automatic calibration and processing, ensuring high quality and fast processing for the thin sections.

High precision is of utmost importance to ensure robust thin section analysis. Astera Solutions provides best in class precision of ±1 µm through our breakthrough machine design.

Since no abrasive is needed, your thin sections remain clean and don’t necessarily need to be lapped. You will notice a distinct quality improvement from day 1, easing the thin section analysis.


Standard sample size

Other sample sizes

Cycle time per batch


Spindle speed

Stroke z-axis

Grinding cup wheel





Power supply


Vacuum system

Remote support



16 samples

1"x 2"
2"x 3" and 2"x 4"



0-1600 rpm, adjustable

60 mm

140 / 400 / 1500

Desktop model

710 x 650 x 775 mm

275 kg

230V 50Hz

PLC, automatic


Web connection

Accessories & Options

Other grinding cup wheel (140, 800, 2500)

Polishing wheel


Circulation system for silicon oil and water

In-line measuring system


Other sample sizes on request

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