Description 3M™ Wetordry™ Abrasive Sheet 401Q is an abrasive sheet designed for sanding applications that require a fine grit and a light touch, such as auto body wet sanding and paint finishing. It combines a durable, waterproof A-weight paper backing and 3M’s fast-cutting silicon carbide mineral for consistent scratch patterns, making for easier buffing.

Specification

3M™ Wetordry™ Sheet 5 1/2 x 9 inch GM-100
Measuring Range 1.2 ~ 225.0 mm (Steel)
Resolution 0.1 mm
Accuracy ±(1%H+0.1) mm (H denotes measured thickness of the object)
Display Four-digit LCD display
Working Frequency 5 MHz
Sound Velocity Range: 1000 to 9999 m/s
Minimum limit for tube measuring Ø 20 × 3 mm (Steel)
Features Inverse sound velocity with known thickness
Measuring range by known thickness 1000 to 9999 m/s. (Thickness of the test block must be less than 20 mm to measure speed of sound)
Operating Temp. 0 to 40°C
Power Source 3 × 1.5 V (AAA)
Dimensions 72 × 146 × 29 mm
HSN 90318000
Price

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