---
product_id: 692835897
title: "Birchwood Presto Black Steel PC9 - versatile darkening solution for black oxide touch-ups and traditional blue patina of iron and steel alloys (227 g)"
brand: "birchwood"
price: "11753 kr"
currency: ISK
in_stock: true
category: "Birchwood"
url: https://www.desertcart.is/products/692835897-birchwood-presto-black-steel-pc9-versatile-darkening-solution-for-black
store_origin: IS
region: Iceland
---

# Instant blackening, full cure in 30 minutes 50/50 concentrate-water mix for brush-on precision Chip-resistant finish, ideal for indoor/outdoor use Birchwood Presto Black Steel PC9 - versatile darkening solution for black oxide touch-ups and traditional blue patina of iron and steel alloys (227 g)

**Brand:** birchwood
**Price:** 11753 kr
**Availability:** ✅ In Stock

## Summary

> 🖤 Elevate your metalwork with instant, customizable black brilliance!

## Quick Answers

- **What is this?** Birchwood Presto Black Steel PC9 - versatile darkening solution for black oxide touch-ups and traditional blue patina of iron and steel alloys (227 g) by birchwood
- **How much does it cost?** 11753 kr with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.is](https://www.desertcart.is/products/692835897-birchwood-presto-black-steel-pc9-versatile-darkening-solution-for-black)

## 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

- • **Seal for Longevity:** Compatible with all sealants—oil, wax, lacquer—to protect your masterpiece from rust.
- • **Fast-Acting Formula:** Watch the black color develop instantly and complete small projects in minutes.
- • **Customizable Black Patina:** Mix concentrations for tailored blue/black finishes on steel, iron & cast iron.
- • **Professional-Grade Quality:** Trusted by architects and artists since 1948 for consistent, rich metallic finishes.
- • **Versatile Application Methods:** Apply by immersion, swab, or spray to suit your project style and scale.

## Overview

Birchwood Technologies Presto Black STEEL PC9 is a high-quality, water-based blackening concentrate designed for iron and steel alloys. It delivers a rich, vibrant blue-black patina with fast-acting results and versatile application methods. Ideal for architectural, industrial, and artistic projects, it requires sealing post-application to prevent rust and is chip-resistant for durable indoor and outdoor finishes.

## 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.

## Features

- Get 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 brushed applications and 10% in water for immersion. Mix in stronger concentrations to darken faster or for hard-to-darken surfaces.
- Creates a rich and vibrant black patina. Ideal for use on a variety of ferrous metals including steel, iron, and cast iron. Does not darken 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 soaking, swab-on or spray methods. Detaching later will produce a nice distressed look. Use appropriate PPE, to avoid irritation to skin, eyes and respiratory system. Safety gloves and goggles are recommended. Respiratory protection may be required if spraying the product produces a mist on the desktop.
- Easy to use and fast-acting formula. Black color starts to develop instantly on clean steel surfaces! Small projects are completed in minutes. Similar to cold blue process.
- IMPORTANT: The coating itself DOES NOT protect the steel from rust. If you do not dry and seal immediately, it is prone to instant rust. Seal with appropriate finish for final use. Black surface conversion is compatible with all sealants: oil, wax, clear coating, lacquers, etc. Combine with a metal and anti-rust cleaner to make a black oxide DIY 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 and even black finish. It is 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 polishing.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0DFRCBLRZ |
| ASIN  | B0DFRCBLRZ |
| Age Range Description | Adult |
| Brand Name | Birchwood |
| Color | Black |
| Color Code | #000000 |
| Container Type | Bottle |
| Coverage | 100-150 sq ft/gallon |
| Customer Reviews | 4.4 4.4 out of 5 stars (192) |
| Customer reviews | 4.4 4.4 out of 5 stars (192) |
| Date First Available  | 1 October 2024 |
| Dry Time In Hours | 0.5 |
| Finish Type | Metallic |
| Full Cure Time | 0.5 Hours |
| 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 model number  | 5602 |
| Manufacturer | Birchwood Laboratories LLC |
| Manufacturer  | Birchwood Laboratories LLC |
| Model Name | Presto Black STEEL PC9 |
| Model Number | 5602 |
| Paint Type | Water-based |
| Part Number | 5602 |
| Product Dimensions  | 5.72 x 5.72 x 13.34 cm; 281 g |
| Size | 8 Fl Oz (Pack of 1) |
| Special Features | Chip Resistant |
| Specific Uses For Product | Interior/Exterior |
| Surface Recommendation | Metal |
| UPC | 850064905007 |
| Unit Count | 8.0 Fluid Ounces |
| Water Resistance Level | Water Resistant |

## Product Details

- **Brand:** Birchwood
- **Colour:** Black
- **Finish type:** Metallic
- **Item volume:** 8 Fluid Ounces
- **Size:** 8 Fl Oz (Pack of 1)

## Images

![Birchwood Presto Black Steel PC9 - versatile darkening solution for black oxide touch-ups and traditional blue patina of iron and steel alloys (227 g) - Image 1](https://m.media-amazon.com/images/I/61NeZ3o6zEL.jpg)

## Available Options

This product comes in different **Size** options.

## Frequently Bought Together

- Birchwood Presto Black STEEL PC9 Technologies - versatile blackening solution for iron and steel alloys traditional patina steel blue and black oxide touch-up (8 oz)
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*Product available on Desertcart Iceland*
*Store origin: IS*
*Last updated: 2026-11-03*