Birchwood Technologies

TRU TEMP 2nd GEN mid-temperature black oxide from Birchwood Technologies is a re-engineered finish based on the original Tru Temp XL.

Birchwood Technologies offers the BK-1 Mini PRESTO BLACK® finishing line for protecting small quantities of iron and steel parts from corrosion. The room-temperature blackening system for iron and steel is suitable for small production operations that require robust corrosion resistance and...

Birchwood Technologies offers several brush-on gel formulations that impart a durable, darkened finish to metal without the need to dip the entire part in a liquid bath container. They are designed for sheet metal that needs partial finishing and touchups. Presto Black® gel is suitable for most...

Birchwood Technologies offers a line of water-based and solvent-based inhibitors and sealants to prevent rust and corrosion on all metal surfaces. Manufacturers can select the rust preventive that is most suitable for their lubricity, dryness, decorative appeal, removability, and posttreatment...

The MICROLOK® MZN finish from Birchwood Technologies is a fine-grained zinc phosphate coating for iron and steel components. It provides protection up to 1,400 degrees F for high-heat applications in which break-in lubricity is critical, such as pistons, rotor and calipers, and machined...

Birchwood Technologies has introduced the BC40 Presto Black finishing system. The seven-tank process line, with 20-min. room-temperature blackening capabilities, comes with a tank system, heaters, plumbing connections, and tank lids. The addition of the manufacturer’s preconfigured ion exchange...

Birchwood Technologies has introduced the entry-level BC40E TruTemp finishing system. The seven-tank process line, with full black oxide capabilities, comes with tank system, heaters, plumbing connections, tank lids, and chemical products. The system is pre-engineered to set up quickly and operate...

Birchwood Technologies’ Lumiclad® aluminum black oxide finishing process produces a uniform coating thickness of 1.5 micron that will not close down hole diameters or change critical part dimensions. The smooth black finish has a slightly porous crystal structure that absorbs an optional topcoat...

Birchwood Technologies offers free sample finishing of iron, steel, and aluminum parts to demonstrate its finishing processes. Prospective customers can send in five to 10 unfinished parts with a sample request form for the company to process in its lab. The firm then provides process details and...

Birchwood Technologies offers the PRESTO BLACK® BK-1 mini room-temperature blackening system. It imparts corrosion and galling protection on small quantities of iron and steel parts. The 15-min. process produces a nearly nondimensional coating of less than 0.5 micron thickness. It is suitable...

Birchwood® Technologies now offers three brush-on metal blackeners in quart-sized bottles. Presto Black® BST4 is suitable for application on most iron and steel components of any size in limited quantities. It imparts a durable black finish that can be sealed with a rust preventive for extra...

Birchwood Technologies has developed the TRU TEMP® low-temperature black oxide process as an in-house metal finishing process for gear component manufacturers desiring break-in lubricity, corrosion protection, and galling resistance on critical components. The process creates a nondimensional...

PRESTO BLACK® room-temperature black oxide from Birchwood Technologies is suitable for small to medium-sized production operations that require corrosion resistance and galling protection on critical surfaces for machine components. The 15-min. process, which produces a nondimensional coating...

Birchwood Technologies offers three mini systems for use in small-batch metal finishing at low temperatures. The company offers these blackening systems for the Presto Black® and TruTemp® processes for iron and steel parts, and the Lumiclad® process for aluminum parts. All three processes use a...