---
product_id: 695649748
title: "Technologies Presto Black STEEL PC9 - versatile blackening solution for iron and steel alloys traditional patina steel blue and black oxide touch-up (8 oz)"
brand: "birchwood"
price: "$179.00"
currency: USD
in_stock: true
reviews_count: 5
category: "Birchwood"
url: https://www.desertcart.ec/products/695649748-technologies-presto-black-steel-pc9-versatile-blackening-solution-for-iron
store_origin: EC
region: Ecuador
---

# Water-mixable for brush or immersion Instant blackening on clean steel 8 oz concentrate for versatile mixing Technologies Presto Black STEEL PC9 - versatile blackening solution for iron and steel alloys traditional patina steel blue and black oxide touch-up (8 oz)

**Brand:** birchwood
**Price:** $179.00
**Availability:** ✅ In Stock

## Summary

> ⚡ Elevate your metal game with instant, customizable black perfection!

## Quick Answers

- **What is this?** Technologies Presto Black STEEL PC9 - versatile blackening solution for iron and steel alloys traditional patina steel blue and black oxide touch-up (8 oz) by birchwood
- **How much does it cost?** $179.00 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/695649748-technologies-presto-black-steel-pc9-versatile-blackening-solution-for-iron)

## Best For

- birchwood enthusiasts

## Why This Product

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

## Key Features

- • **Trusted Heritage:** Made in the USA by Birchwood, a leader in metal finishing since 1948.
- • **Rapid Deep Black Finish:** Transforms steel, iron & cast iron with a rich, uniform black patina in minutes.
- • **Customizable Application:** Mix concentrations from 10% to full strength for brush, spray, or immersion techniques tailored to your project.
- • **Seal & Protect Your Work:** Compatible with all sealants to prevent flash rusting and ensure lasting durability.
- • **Professional Grade Versatility:** Ideal for architectural, industrial, and artistic uses—perfect for managers who demand precision and style.

## Overview

Birchwood Technologies Presto Black STEEL PC9 is a fast-acting, water-mixable blackening solution designed for iron, steel, and cast iron. This 8 oz concentrate delivers a deep, vibrant black patina ideal for professional and artistic applications. Trusted since 1948, it offers versatile application methods and requires sealing to protect against rust, making it the go-to choice for durable, high-quality metal finishing.

## Description

Introducing Birchwood Technologies Presto Black STEEL PC9, the ultimate solution for achieving a deep black finish on ferrous materials. This high-quality black patina coating creates a smooth, uniform black finish . It's perfect for use on a variety of ferrous metals, including steel, iron, and cast iron, and is ideal for architectural, industrial, and touch-up applications.

Review: It works, if used as directed, but be responsible. It's toxic to our aquatic friends if mishandled.
Review: Don’t blink, this stuff works fast and good!

## Features

- Causes severe skin burns and eye damage.
- May cause damage to organs through prolonged or repeated exposure.
- Toxic if swallowed.
- Very toxic to aquatic life with long lasting effects.
- Achieve a deep blue/black finish on all iron and non-stainless steels with Presto Black STEEL PC9. Sold as a concentrate, can be mixed 50/50 with water for brush-on applications and 10% in water for immersion. Mix at stronger concentrations for faster blackening or for difficult to blacken surfaces.
- Creates a rich, vibrant black patina. Ideal for use on a variety of ferrous metals, including steel, iron, and cast iron. Does not blacken Stainless steels
- Made in the USA: Birchwood is the trusted name used by Architects, Artists and Industry since 1948
- Artistic techniques allow for customization and unique patterns and designs. Can be applied by immersion, swab-on, or spray methods. Highlighting after will produce a pleasing distressed appearance. Wear appropriate PPE, to avoid irritation to skin, eyes and respiratory system. Gloves and safety glasses are recommended. Respiratory protection may be required if spraying the product produces a mist in work area.
- Easy-to-use and fast-acting formula. Black color starts developing instantly on clean steel surfaces! Small projects are completed in minutes. Similar to cold blue process.
- IMPORTANT: Coating itself DOES NOT protect the steel from rusting. If you do not immediately dry and seal it is prone to flash rusting. Seal with appropriate topcoat for end use. The black surface conversion is compatible with all sealants: oil, wax, clear coat, lacquers, etc. Combine with a metal cleaner and rust preventative to make a DIY black oxide kit.
- Introducing Birchwood Technologies Presto Black STEEL PC9, the ultimate solution for achieving a deep black finish on ferrous materials. This high-quality black patina coating creates a smooth, uniform black finish . It's perfect for use on a variety of ferrous metals, including steel, iron, and cast iron, and is ideal for architectural, industrial, and touch-up applications. Black metal polish.
- With Birchwood Technologies' expertise in metal finishing, you can trust that Presto Black STEEL PC9 will provide a durable and long-lasting finish for your project. Order now and achieve a professional-looking black finish with ease.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0DFRCBLRZ |
| Age Range Description | Adult |
| Best Sellers Rank | 363,725 in DIY & Tools ( See Top 100 in DIY & Tools ) 1,004 in Stain |
| Brand | Birchwood |
| Brand Name | Birchwood |
| Colour | Black |
| Colour Code | #000000 |
| Container Type | Bottle |
| Coverage | 1 sq ft/oz |
| Customer Reviews | 4.4 out of 5 stars 127 Reviews |
| Finish Type | Metallic |
| Finish type | Metallic |
| Included Components | 8oz bottle of Presto Black STEEL PC9 |
| Indoor Outdoor Usage | Outdoor |
| Is Waterproof | False |
| Item Form | Liquid |
| Item Volume | 8 Fluid Ounces |
| Item volume | 8 Fluid Ounces |
| Manufacturer | Birchwood Laboratories LLC |
| Model Name | Presto Black STEEL PC9 |
| Paint Type | Specialty |
| Size | 8 ml (Pack of 1) |
| Special Features | Chip Resistant |
| Special feature | Chip Resistant |
| Specific Uses For Product | Interior/Exterior |
| Surface Recommendation | Metal |
| UPC | 850064905007 |
| Unit Count | 8.0 millilitre |
| Water Resistance Level | Water Resistant |

## Product Details

- **Brand:** Birchwood
- **Colour:** Black
- **Finish type:** Metallic
- **Size:** 8 ml (Pack of 1)
- **Item volume:** 8 Fluid Ounces
- **Special feature:** Chip Resistant
- **Unit count:** 8.0 millilitre(s)
- **Paint type:** Specialty
- **Specific uses for product:** Interior/Exterior
- **Surface recommendation:** Metal

## Images

![Technologies Presto Black STEEL PC9 - versatile blackening solution for iron and steel alloys traditional patina steel blue and black oxide touch-up (8 oz) - Image 1](https://m.media-amazon.com/images/I/61NeZ3o6zEL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ It works, if used as directed, but be responsible. It's toxic to our aquatic friends if mishandled.
*by W***H on 20 December 2025*



### ⭐⭐⭐⭐⭐ Don’t blink, this stuff works fast and good!
*by T***3 on 20 May 2025*



### ⭐⭐⭐⭐⭐ Yes!!
*by B***N on 7 December 2025*



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*Product available on Desertcart Ecuador*
*Store origin: EC*
*Last updated: 2026-01-29*