Portable Sanding Belts

$15.20 USD - $25.00 USD
Shipping calculated at checkout.
SKU: SPCB4X24AO36-10
Size: 4" X 24"
Grit: 36
Packaging Quantity: 10 Pack
$24.50 USD
$24.50 USD

SurfPrep Belts are made in the USA in our Southern California facility.

SurfPrep 4" X 24" Cloth Belt | Aluminum Oxide (A/O) | Anti-Static | 36 Grit | 10 per pack

SurfPrep Cloth Wide Sanding Belts are manufactured in California to exacting standards, delivering consistent, high-performance results for woodworking, metal, and composite applications. Designed for versatility and durability, these belts are ideal for operations requiring repeated change-outs and robust performance under demanding conditions.

  • Manufacturing Location: California, USA

  • Available Sizes: 1" – 55" wide

  • Available Grits: 36, 40, 50, 60, 80, 100, 120, 150, 180, 220, 240, 320, 400

  • Grain Type: Heat-treated Aluminum Oxide

  • Coating: Resin over Resin, Semi-Open Coat with Anti-Static properties

  • Backing: Blended Polyester/Cotton cloth

 

Portable Sanding Belts | SurfPrep Sanding 

Professional sanding belts and portable sanding belts manufactured in California. Heat-treated aluminum oxide, semi-open coat, anti-static. Available in five sizes across 9 individual grits and 3 variety packs. Ships to all 50 U.S. states and Canada. 

What Are SurfPrep Portable Sanding Belts?

Portable sanding belts are closed loops of abrasive cloth that fit over the rollers of a handheld belt sander. Unlike a roll you cut to length, each sanding belt is sized specifically for a particular sander model. Get the size wrong and it either slips off or does not fit at all.

Key Features

  • Heat-treated aluminum oxide grain: cuts consistently and holds its edge longer
  • Semi-open coat with anti-static properties: resists loading, keeps the abrasive cutting clean
  • Resin over resin bond: stays put under the heat and friction of handheld belt sanding
  • Blended polyester/cotton cloth backing: flexible under load, durable through repeated use
  • Five sizes covering the most common handheld belt sander configurations
  • Variety packs available: Coarse (36, 60, 80), Medium (80, 100, 120), Fine (120, 150, 180)
  • Manufactured in California, USA

Shop SurfPrep Portable Sanding Belts. Manufactured in California →

Specifications

Manufacturing Location California, USA
Available Sizes 3"x18", 3"x21", 3"x24", 4"x21", 4"x24"
Available Grits 36, 40, 50, 60, 80, 100, 120, 150, 180 plus Coarse, Medium, and Fine Variety Packs
Grain Type Heat-treated Aluminum Oxide
Coating Resin over Resin, Semi-Open Coat with Anti-Static properties
Backing Blended Polyester/Cotton cloth

What SurfPrep Sanding Belts Deliver

SurfPrep sanding belts are manufactured in California to consistent quality standards. Built for woodworking, metalworking, and composite applications that demand reliable performance through repeated change-outs. Trusted by professionals across the U.S., Canada, and the UK.

  • Heat-treated grain holds its cutting edge longer than standard aluminum oxide
  • Anti-static semi-open coat keeps the belt cutting clean, especially on resinous woods and composites
  • Resin over resin bond handles the heat and friction of handheld sanding without grain separation
  • Variety packs reduce the need to order individual grits during a multi-stage sanding sequence
  • Five sizes cover the most common belt and disc sander and portable belt sander configurations. For stationary machines, see SurfPrep wide belt sander rolls

Grit Selection Guide

Not sure which sanding belt to start with? Here is how the grit range maps to common tasks:

Grit Range Stage Best For
36-50 Rough removal Heavy stock removal, stripping coatings, flattening rough stock
60-80 Surface prep Removing mill marks, blending welds on metal, general leveling
100-120 Intermediate Smoothing after coarse sanding, preparing for finer grits
150-180 Fine finishing Final sanding before finish, hardwood finishing, sealer sanding

Shipping Information

Used by woodworkers, metal fabricators, and finishing professionals across the U.S., Canada, and the UK. SurfPrep ships to all 50 U.S. states and Canada.

  • Free shipping on orders over $150
  • Shipping costs calculated at checkout for all other orders
  • Orders processed within 1-3 business days
  • Shipped via UPS, USPS, or FedEx

Read our full shipping policy.

SurfPrep Sanding Belts. Made in California. Ships to the U.S. and Canada →

Frequently Asked Questions

What size sanding belt do I need?

Match the sanding belt size to your sander model. SurfPrep portable sanding belts are available in 3"x18", 3"x21", 3"x24", 4"x21", and 4"x24". Check your sander’s manual or the existing belt for the correct size before ordering.

What is the difference between portable sanding belts and wide belt sander rolls?

A portable sanding belt is a closed loop sized for a specific handheld sander. A wide sanding belt or wide belt sander roll comes in continuous lengths cut to size for stationary machines. Same abrasive technology, different format. Not interchangeable.

What grit should I start with on a belt sander?

For rough work, stock removal, or stripping old coatings, start at 36-60 grit. For general surface prep and smoothing, 80-100. For final sanding before a finish goes on, 150-180. If you are unsure, the Coarse, Medium, or Fine Variety Packs let you run a full sequence without ordering individual grits separately.

Can I use SurfPrep sanding belts on metal?

Yes. SurfPrep sanding belts are built for woodworking, metal, and composite applications. For metal work, the heat-treated aluminum oxide grain and resin over resin bond handle the friction and heat that metal sanding generates.

What makes the best belt sander abrasive?

The best belt sander abrasive matches the material and stage of work. For a belt sander setup on hardwood, heat-treated aluminum oxide with a semi-open anti-static coat and resin bond is the combination that holds up through repeated change-outs.

Where are SurfPrep sanding belts manufactured?

Every SurfPrep portable sanding belt is manufactured in California, USA.