Birchwood Technologies - Metal Finishing Solutions
New Tru Temp 2nd Gen Black Oxide
New Tru Temp Stainless Black Oxide
Brush-On and Finishing Gels
Metal Cleaners and Preps
How to Black Oxide
Free Sample Finishing
Finished Examples Gallery
SDS & Instruction Sheets
Finished Examples Gallery
Birchwood Technologies Metal Finishing Examples
Birchwood Technologies Decorative and Antique Finish Examples
Stainless steel blackening/darkening of tubes and most stainless substrates with Presto Black SSB.
Decorative steel surfaces are Blackened Aged looking without runs and drips with Presto Black Gel.
Dark black finishes created for decorative artwork for Ferrous alloys using Presto Black BST4 Brush-On Liquid.
Antique Black® Gel brush-on blackening for brass/bronze/copper. Formula slows reaction & prevents runs.
Brass/bronze/copper sheet metal uses Patina Green™ Immersion/Brush-On Liquid forming attractive green finish over base coating.
Sundial uses Patina Green™ Immersion/Brush-On Liquid applied over brown a base coat.
Pewter Black™ PB1 Immersion Concentrates for blackening Tin/Pewter or Lead/Pewter alloys.
ANTIQUE BLACK® Gel for Brush-On blackening of brass/bronze/copper.
Dark black finish for engravings, simulated pewter finishes with Aluma Black® A14 Brush-On Liquid.
Antique Brown® Gel for Brush-On browning of brass/bronze/copper for extrusions and hardware.
Zinc Black™ Immersion Concentrate, a non-chromate blackener for die-cast, plated surfaces. Forms a hard, satin-gloss finish.
Tin/Pewter or Lead/Pewter Castings, terneplate, stained glass applications blackened with Pewter Black™ PB1 Immersion.
Light fixture uses a Patina Green™ Immersion/Brush-On Liquid applied over a black/brown base coating.
Applied over a black/brown coating, Patina Green™ Immersion/Brush-On forms attractive green finish on brass/bronze/copper.
Room Temperature Antiquing decorative finishes for blackening and antiquing manual or fully automatic lines.
Antique Brown® M38 Immersion or Brush-On Solution used to achieve a golden to chocolate brown color on brass, bronze, copper.
Antique Brown® M38 Immersion used to achieve a golden to chocolate brown color on brass, bronze, copper.
Key ring uses Antique Black® M220 Blackening and Browning concentrate for brass, bronze or copper.
Antique Black® M220, General purpose Blackening and Browning concentrate for brass, bronze, copper alloys.
General purpose Blackening/Browning concentrate for brass, bronze, copper alloys with Antique Black® M220.
Achieve dark brown, black on brass/bronze/copper materials with Antique Black® M24 Brush-On Brush-On Liquid.
Antique Black® M21 Immersion Concentrate for medium dark browns on brass/bronze/copper or black on silver, nickel.
Antiquing manual or fully automatic lines using Antique Black® M20 Immersion Concentrate.
Aluma Black® A15 Immersion Room Temperature concentrate for blackening cast and machinable aluminum.
Decorative plates using Aluma Black® A14 Brush-On for simulated pewter finishes of aluminum alloys.