Sur-face Finish Comparator VDI 3400 Plate，Erosion Texture Plate Grey

Key features

• ✦ Precisely Aligned with VDI 3400 StandardsSolves the problem of unclear finish judgments. This comparison block follows VDI 3400 standards closely, with each grade and scale clearly marked. Quickly compare Electrical Discharge, leather grain, and common textures to reduce identification errors and improve inspection reliability.
• ✦ Fast Visual and Tactile InspectionPlace the block next to the workpiece for direct visual or touch comparison – no extra measuring instruments needed. Shortens each inspection and speeds up on-site feedback, streamlining workshop workflows.
• ✦ Durable Engineering ABS MaterialMade from sturdy engineering ABS with fine workmanship, built for daily workshop use. It offers good scratch protection and structural stability, handling oily and damp working conditions for a long service life.
• ✦ Consistent Standard QualityEvery textured face is precision formed to strict production standards, keeping texture depth and the corresponding Ra/Rz values steady and consistent – so you get dependable comparison results across repeated inspections.
• ✦ Wide Range of Workshop UsesCovers injection tooling textures, Electrical Discharge finishes, plastic parts, die castings, and sandblasted or brushed metal finishes. Suitable for steel, aluminum, copper alloys, and more – meeting needs from sample testing to finished-product quality checks.

Use simple visual and touch comparison to cut inspection time – no extra tools needed. Our graded sample blocks cover a wide range of common textures, from Electrical Discharge to leather grain and sandblasting. You can judge pass or fail in seconds, speeding up quality checks and freeing your team to focus on more important tasks. It's a quick, dependable choice for streamlining your workflow. ✦ Features 1. Corresponds to VDI 3400 grades – Provides an instant visual reference. 2. Hardened alloy steel construction – Wears well and handles scratches. 3. Covers a variety of textures – Includes Electrical Discharge, leather grain, sandblasted, and brushed finishes. 4. Supports instant visual and touch comparison – No gauges required. 5. Calibrated for consistency – Maintains steady Ra/Rz values with every use. ✦ Specifications Product name: VDI 3400 textured finish roughness comparison block Material: ABS Color: Black, Gray Texture codes: VDI 10–42 Method of use: Manual Product dimensions: 6.30 × 3.94 × 0.12 in (160 × 100 × 3 mm) Net weight: 0.88 lbs (0.4 kg) ✦ Package Contents 1 × Finish roughness comparison block ✦ Important Notes 1. As dimensions are measured manually, slight

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