---
product_id: 402649338
title: "Alpha Chemicals Black Iron Oxide - Fe3O4 - Natural - 5 Pounds"
brand: "alpha chemicals"
price: "฿5799"
currency: THB
in_stock: true
reviews_count: 5
category: "Alpha Chemicals"
url: https://www.desertcart.co.th/products/402649338-alpha-chemicals-black-iron-oxide-fe3o4-natural-5-pounds
store_origin: TH
region: Thailand
---

# 100% natural sourced pigment Strong magnetic Fe3O4 compound 500 mesh ultra-fine particle size Alpha Chemicals Black Iron Oxide - Fe3O4 - Natural - 5 Pounds

**Brand:** alpha chemicals
**Price:** ฿5799
**Availability:** ✅ In Stock

## Summary

> 🖤 Elevate your craft with the magnetic allure of natural black iron oxide!

## Quick Answers

- **What is this?** Alpha Chemicals Black Iron Oxide - Fe3O4 - Natural - 5 Pounds by alpha chemicals
- **How much does it cost?** ฿5799 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/402649338-alpha-chemicals-black-iron-oxide-fe3o4-natural-5-pounds)

## Best For

- alpha chemicals enthusiasts

## Why This Product

- Trusted alpha chemicals brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Safe & Fresh Packaging:** Resealable, tear-tab foil bag keeps your pigment fresh and secure, ready whenever creativity strikes.
- • **Precision in Every Grain:** Ultra-fine 30 micron particles ensure smooth, consistent application and superior blending.
- • **Bulk Power for Pro Projects:** Generous 5-pound resealable pack designed for multiple uses, from welding to ceramics and beyond.
- • **Magnetism Meets Versatility:** Harness the magnetic properties of Fe3O4 for innovative DIY projects like magnetic slime or industrial applications.
- • **Purely Natural, Uniquely Yours:** Sourced from natural deposits, each batch offers subtle color variations for authentic, artisanal results.

## Overview

Alpha Chemicals Black Iron Oxide (Fe3O4) is a premium, naturally sourced pigment with ultra-fine 500 mesh particles (30 microns). Packaged in a resealable 5-pound bag, it offers versatility for welding, pigments, ceramics, and creative projects, featuring strong magnetic properties and consistent quality trusted by professionals.

## Description

Shipped in a resealable bag that is sealed for safety and freshness. It includes a tearoff tab for easy opening.

Review: Very good product. You can tell it is pure, and it worked great for the project I was working on.
Review: Shipped fast. It’s a fine powder but it definitely weighs 5 lbs. you get a lot in the foil bag. You can reseal and zip the bag which is great for multi use. Be careful not to inhale the fine powder. Wear a mask. The color stains but washes off your hands easily. The magnetic property is strong and amazing. We made magnetic slime for our annual Halloween party. Worked great.

## Features

- This comes from a natural source so the product has slight variation in color
- We sell bulk for so many different uses, we don't include any specific use instructions
- Particle size runs about 500 mesh (30 microns)
- Fe3O4, also known as magnetite or Iron (II,III) Oxide
- Used in welding, pigments, ceramics, along with a lot of other uses

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B004KICAVU |
| ASIN  | B004KICAVU |
| Batteries Included? | No |
| Batteries Required? | No |
| Customer Reviews | 4.5 4.5 out of 5 stars (634) |
| Customer reviews | 4.5 4.5 out of 5 stars (634) |
| Date First Available | 7 November 2014 |
| Date First Available  | 7 November 2014 |
| Is Discontinued By Manufacturer  | No |
| Item Package Quantity | 1 |
| Item Weight | 2.31 Kilograms |
| Manufacturer reference | 5BFe |
| Manufacturer reference  | 5BFe |
| Part number | 5BFe |
| Product Dimensions | 17.78 x 10.16 x 29.21 cm; 2.31 kg |
| Product Dimensions  | 17.78 x 10.16 x 29.21 cm; 2.31 kg |

## Images

![Alpha Chemicals Black Iron Oxide - Fe3O4 - Natural - 5 Pounds - Image 1](https://m.media-amazon.com/images/I/61dyZqXT4DL.jpg)

## Questions & Answers

**Q: Is it good to blend with smoothies?**
A: Do not mix this in to smoothies. You could very easily give your self iron poisioning.

**Q: does it conduct electricity?**
A: Iron oxide is rust (an insulator) and will not conduct electricity

**Q: 2 questions, how magnetic is this stuff compared to the synthetic iron oxide? About how much volume is 5 lbs?**
A: It is equally magnetic, the only difference is partical size. If you are using it for magnetic field lines the larger particles work better and don't clump up. 5 lb of iron oxide is a bag about 20%the smaller than 4 lbs sugar bag you buy at the supermarket.

**Q: I have 100 pounds of iron powder im selling it. does anyone  know where can i sell it?**
A: Amazon

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by T***. on 5 October 2020*

Very good product. You can tell it is pure, and it worked great for the project I was working on.

### ⭐⭐⭐⭐⭐ Review
*by M***S on 24 October 2022*

Shipped fast. It’s a fine powder but it definitely weighs 5 lbs. you get a lot in the foil bag. You can reseal and zip the bag which is great for multi use. Be careful not to inhale the fine powder. Wear a mask. The color stains but washes off your hands easily. The magnetic property is strong and amazing. We made magnetic slime for our annual Halloween party. Worked great.

### ⭐⭐⭐⭐⭐ Review
*by T***A on 2 June 2019*

Nous avons utilisé ce produit pour fabriquer de la glue magnétique et ça fonctionne très bien. Un plus petit format aurait été parfait.

## Frequently Bought Together

- Black Iron Oxide - Fe3O4 - Natural - 5 Pounds
- Red Iron Oxide - Fe2O3 - Natural - 5 Pounds
- 2 Pack Magnesium Ribbon High Purity Lab Chemicals 2 Rolls 99.95% 25 g Approx 70 ft Awesome Industries

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.co.th/products/402649338-alpha-chemicals-black-iron-oxide-fe3o4-natural-5-pounds](https://www.desertcart.co.th/products/402649338-alpha-chemicals-black-iron-oxide-fe3o4-natural-5-pounds)

---

*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-03-02*