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  • Koyo-Sha Micro-Polinet Sheet For Lapping Polish
  • Koyo-Sha Micro-Polinet Sheet For Lapping Polish
  • Koyo-Sha Micro-Polinet Sheet For Lapping Polish

Koyo-Sha Micro-Polinet Sheet For Lapping Polish

The Koyo-Sha Micro-Polinet Sheet is a precision lapping and micro-finishing abrasive sheet built on ultra-fine mesh cloth. Its screen-meshed structure minimizes clogging while enabling wet or dry polishing. Both sides are coated with micron-graded abrasives for consistent surface finish and long service life across various materials and applications.

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Designed for microfinishing and lapping polish, the Koyo-Sha Micro-Polinet Sheet features a flexible polyester mesh backing with precisely graded abrasive grains. It delivers predictable performance and uniform surface refinement, making it suitable for machine-assisted or manual polishing tasks in engineering, toolmaking, and precision fabrication.

Koyo-Sha Micro-Polinet Sheet For Lapping Polish

Koyo-Sha’s Micro-Polinet Sheet for Lapping Polish offers superior micro-abrasive finishing with low clogging and excellent flexibility. With 13 grit choices, it provides accurate micron control on workpieces, and its coated double-sided design enhances productivity and cost-efficiency for polished or refined surface requirements.

Koyo-Sha Micro-Polinet Sheet For Lapping Polish

Features

01
Ultra-Fine Grit Range (WA-400 → WA-4000)

Covers a very fine sequence from 30 µm down to 3 µm, facilitating ultra-smooth finishes, excellent for lapping and polishing micro surfaces.

02
Flexible Screen-Mesh Backing, Both-Sides Coated

The 100-mesh screen cloth gives flexibility and conformability to surfaces; coating on both sides makes usage more efficient and extends sheet life.

03
Wet & Dry Use

Waterproof material allows use with water (wet sanding) to reduce heat and improve finish, or dry where appropriate.

04
Excellent Anti-Clogging & Long Life

The open screen structure helps prevent clogging with material debris; sheet life remains long until full use.

05
Custom Size / Trim-Able

Standard size is 210 × 280 mm, and can be cut (any size) according to requirement without losing performance.

Overview

SpecificationDetail
Product NameKoyo-Sha Micro-Polinet Sheet (Abrasive Cloth Sheet) 
Backing / BodyUltra fine screen-mesh synthetic fiber cloth (100 mesh) 
Abrasive MaterialWA (White Alumina)
Grit / Grain Sizes AvailableWA-400 (30 µm); WA-600 (20 µm); WA-800 (14 µm); WA-1000 (11.5 µm); WA-2000 (6.7 µm); WA-3000 (4 µm); WA-4000 (3 µm) 
Standard Size Sheet210 mm × 280 mm 
Use TypeBoth wet and dry operations allowed
Coating on Both SidesYes, both sides coated with abrasive grains 
Resistance to CloggingHigh, due to screen-mesh structure that allows debris to escape 
FlexibilityHigh flexibility; can be trimmed / sized as needed 

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