Ultra-Blak 455 is a decorative and durable black finish for cadmium-plated and zinc-plated diecasts.
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- Ultra-Blak 455 Black Chemical Conversion Finish for Cadmium & Zinc
Ultra-Blak 455 Black Chemical Conversion Finish for Cadmium & Zinc
How to Use Ultra-Blak 455
Ultra-Blak 455 may be used to coat a variety of cadmium- and zinc-based surfaces with a durable and uniform black finish.
Use Ultra-Blak 455 to:
- Give decorative pieces a durable black finish
- Work with zinc-plated or cadmium-plated diecasts
- Ensure workpieces have consistent color and finishes
How to Use Ultra-Blak 455
Ultra-Blak 455 may be used to coat a variety of cadmium- and zinc-based surfaces with a durable and uniform black finish.
Use Ultra-Blak 455 to:
- Give decorative pieces a durable black finish
- Work with zinc-plated or cadmium-plated diecasts
- Ensure workpieces have consistent color and finishes
- Customer Questions
- Product Attachments
Where can I find the product literature: SDS and TDS?
The product literature: SDS, TDS, Sales Brochure, User Guides, and all other extras can be found under the "Product Attachments" tab.
When will my order ship?
Please see each individual product page for more information on the availability of each item. We try to process and ship non-sample orders in 3 business days. Samples and Trial Kits have a 5 business day lead time to process and ship. Also, after...
How do I track my order?
Click the "Login" link at the top right-hand side of our site to track your order. If you do not have an account with us just give us a call at 262-786-9330 or email: sales@epi.com.
How do I return a product?
We usually do not accept chemical returns but feel free to call us at 262-786-9330 or email: sales@epi.com to discuss your situation.
How do I create an account?
Click the "Login" link at the top right-hand side of site.
What is black oxide?
Black oxide is a blend of caustic, oxidizers, and additives that is used on ferrous metals. There are three types of metal blackening: hot, mid, and room temperature blackening. EPi was the first company to offer all three processes.
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What makes EPI’s black oxide and metal-blackening processes better?
Insta-Blak processes do not produce smutty rub-offs like other room-temperature products. Our Ultra-Blak products are premium-grade black oxide, and Kool-Blak does not produce a smutty rub off like other mid-temperature processes. They are easy-...
What are the advantages of black oxide and metal blackening?
Ultra-Blak:
Produces true black oxide finish Fe3O4 magnetite finish
Abrasion resistance
Corrosion protection
Meets military spec MIL-DTL-13924D and AMS 2485H
Blackens faster than other hot black oxides
Less sludge generation ...
What can black oxide be used for?
Black oxide can be used on a wide variety of metals. Examples of specific products that can be blackened with black oxide are listed below.
Locks
Automobile and motorcycle parts
Machine parts
Power tools
Hardware and electornic hardware...
Who uses black oxide?
Large companies such as lock manufacturers or auto manufacturers use black oxide on a large-scale basis to blacken metal parts. Black oxide can also be used by the home hobbyist who would prefer to blacken just a few items. Below are some of the major...
How is black oxide applied?
Hot- and mid-temperature black oxide is applied through a seven-step process.
Clean and degrease metal parts
Rinse metal parts
Hydrochloric acid
Rinse metal parts
Blacken parts in boiling solution (hot: approximately 285 F°, mid: no boiling, 225...
What types of metal can you blacken with hot or room-temperature black oxide ?
Steel
Stainless steel
Cast iron
Copper
Brass
Cadmium
Zinc
Nickel
Electroless nickel
Please, make sure you select the correct product for your needs as one product cannot blacken all types of metal.
How to prevent blackened parts from getting rusty?
Customers reach out to us asking how to prevent their freshly blackened parts from rusting. EPi recommends:
Use running water to rinse the parts for 1-2 minutes;
Do not dry the parts between prepping, cleaning, and blackening...