Klingspor KL 361 JF 3951 Abrasive Roll 115 mm x 50 m Grit 150 Aluminum Oxide J-Weight Cloth

High material removal rates meet exceptional flexibility in the Klingspor KL 361 JF 3951 abrasive roll. With a 50-metre length and 115 mm width, this J-weight cotton cloth roll is engineered for demanding sanding tasks on wood, paint, varnish, filler, plastic, and metal. The aluminum oxide grain, resin-over-resin bonding, and closed coat deliver consistent performance for both hand and machine sanding, including orbital and belt applications.

Overview

The KL 361 JF series from Klingspor is a premium abrasive roll designed for versatility and durability. Its reddish-brown abrasive surface is bonded to a flexible J-weight cotton cloth backing, allowing it to conform to contours and irregular shapes without tearing. The closed coat ensures maximum grain coverage, resulting in a uniform finish and efficient material removal. Ideal for workshops, furniture makers, and metal fabricators, this roll provides a reliable solution for surface preparation and finishing.

What stands out

• High flexibility for sanding curved and contoured surfaces
• Tear-resistant J-weight cotton cloth backing for long life
• Aluminum oxide abrasive grain for aggressive cutting action
• Resin-over-resin bonding resists heat and moisture
• Closed coat delivers a consistent, scratch-free finish
• 50-metre roll length reduces changeover downtime

Technical details

• Abrasive grain type: Aluminum Oxide
• Backing material: J-weight Cotton Cloth
• Bonding agent: Resin over Resin
• Coating type: Closed Coat
• Grit size: 150
• Roll length: 50 m
• Roll width: 115 mm
• Product series: KL 361 JF
• Primary application: Wood, Paint, Varnish, Filler, Plastic, Metal
• Sanding method compatibility: Hand Sanding, Machine Sanding (Orbital, Belt)
• Flexibility: High
• Tear resistance: Yes
• Color (abrasive): Reddish-Brown
• Material removal rate: High
• Backing weight class: J-weight
• Product type: Abrasive Roll

Our verdict

A top-tier abrasive roll that combines aggressive cutting with flexibility, making it a go-to choice for professionals who demand consistent results across a variety of materials and sanding methods.