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Paint Prep Made Simple with 3M™ Blue Abrasives

Upgrade To New Abrasive Discs from 3M™ 3M's new line of 3M Blue Abrasive discs really hit the mark for speed and consistency in autobody & collision repair applications. Let us take a bit deeper look at what this system entails and if you should convert your shop to 3M Blue Abrasive discs.    3M Blue Abrasive Disc Features  Mineral Composition  3M Blue Abrasive discs feature a blend of ceramic and aluminum oxide on the abrasive pads. Aluminum oxide provides a fast cut rate combined with ceramic for durability and heat resistance on the workpiece. This is great for initial metal...

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What Does Open Coat and Closed Coat Mean?

The Difference Between Closed Coat and Open Coat Abrasives In the world of abrasive sandpaper, you might hear these two terms thrown around. What exactly does open coat and closed coat mean? What are the differences between open and closed coat? And why should I care? This article will break it down into simple terms so you (the buyer) can make an informed decision on which type is best for your operation. The below information applies to both metal and wood working type products.    What Are Open Coat Abrasives? Very simply open coat abrasive discs & belts feature more...

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How to Choose the Right Random Orbital Sander Size

Understanding Orbit Sizes for Random Orbital Sanders To get quality results when sanding with a random orbital sander, choosing the optimal orbit pattern sizes is critical. In production environments where consistency and matching finishes across batches of parts, the way the sander creates the scratches (sanding) is of utmost importance. This article will break down each size and match it to the optimal sandpaper grit grade range it should be paired with.    What does orbit size mean? Put very simply, the orbit size is the size of the little circles (or ellipse) diameter as the orbital sander spins as it...

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How to Remove Swirl Marks in Wood Sanding

Eliminate Swirl Marks From Your Finish In general wood sanding is often viewed as a simplistic process where operators don't need much training, this is not the case. When sanding wood an operator is tasked with removing defects or applying a consistent finish, thus an operator needs to be skilled with the techniques needed to do the job effectively.  This requirement can also be compounded by the fact that a wood sanding operator has to do all this quickly in high production environments.    What are swirl marks?   Swirl marks are super fine scratches that are visible to the naked...

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Metalworking Belts: The Basics of Selection

Choosing the Right Abrasive Belt for Metalworking In metal-working production environments abrasive belts are often used to increase throughput on objects that need consistent dimensions or a consistent finish for processing further down the line. Inconsistent belt performance can slow down processing further down the line. What follows is some basics in selecting the right belt for the application.    Identify Your Metalworking Application  Grinding  High Pressure applications are for heavy stock removal.  This application uses coarse grades for speed and rapid cut rates.  Also using a serrated contact wheel on the belt grinder will help speed up the cut rate...

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