How to Use Insta-Blak SS-370 GEL
Use Insta-Blak SS-370 GEL to give stainless steel parts, such as architectural surfaces and vertical surfaces, rich grey-black finishes that are free of smut, drips, and runs.
Use Insta-Blak SS-370 GEL to:
- Produce a dark grey-black finish in 1–5 minutes
- Blacken architectural surfaces such as railings and panels
- Perform touchups or blacken prototype parts
- Achieve smooth finishes with no drips or runs
- Produce no dimensional or structural changes in the metal
- Meet AMS 2484 standards
Getting Started
EPi offers starter kits, which include, for small projects and product testing.
Insta-Blak SS-370 GEL is an instant-acting swab-on blackening solution that's ideal for vertical surfaces, architectural applications, and smooth, drip-free black finishes. One gallon can blacken approximately 100 sq. ft. of stainless steel surfaces.
PLEASE NOTE: Orders ship within 3 business days.
Due to the hazardous nature of the product, we are not able to expedite it.



How to Use Insta-Blak SS-370 GEL
Use Insta-Blak SS-370 GEL to give stainless steel parts, such as architectural surfaces and vertical surfaces, rich grey-black finishes that are free of smut, drips, and runs.
Use Insta-Blak SS-370 GEL to:
- Produce a dark grey-black finish in 1–5 minutes
- Blacken architectural surfaces such as railings and panels
- Perform touchups or blacken prototype parts
- Achieve smooth finishes with no drips or runs
- Produce no dimensional or structural changes in the metal
- Meet AMS 2484 standards
Getting Started
EPi offers starter kits, which include, for small projects and product testing.