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Rubert 329 | Microsurf Roughness Comparator – Grit & Shot Blasting | Grit Ra 3.2–25 µm, Shot Ra 3.2–18 µm
Part Number : 329
The Rubert 329 is a Microsurf comparator for grit-blasted and shot-blasted surfaces. It carries 4 + 4 patches covering grit-blasted patches at Ra 3.2–25 µm (Rz 25–160 µm) and shot-blasted patches at Ra 3.2–18 µm (Rz 25–100 µm), graded 1–4 as in ISO 8503/1. Microsurf plates are the lightweight 300 series for office and design use, and each comes in a plastic wallet with an instruction card, making the 329 convenient for drawing offices specifying finishes. It combines on one plate the processes covered separately by the heavy-duty Series 100 plates 129 and 058.
Key features
- Machining method: Grit Blasting + Shot Blasting
- Number of patches: 4 + 4
- Grit: Ra 3.2–25 µm, Rz 25–160 µm
- Shot: Ra 3.2–18 µm, Rz 25–100 µm
- Grades 1–4 as in ISO 8503/1
- Lightweight Microsurf format in a plastic wallet with instruction card
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