VAC AERO International Inc.

Heat Treating, Brazing & Engineering Services

1371 Speers Rd., Oakville, Ontario - Canada - L6L 2X5

Equipment & Capabilities

METALLURGICAL SERVICES CAPABILITIES

Here is a detailed list of our Heat Treating, Brazing and Coating services capabilities.

METALLURGICAL SERVICES EQUIPMENT LIST

VAC AERO operates more than forty vacuum, controlled atmosphere and air-circulating furnaces capable of heat treating parts up to 70” diameter and 156” long.

The Thermal Processing Division provides heat treating and brazing services to aerospace, nuclear, telecommunications and other high-tech industries.

A world leader in vacuum heat treating and brazing of superalloys, titanium and other advanced materials in vacuum processing, VAC AERO holds numerous processing and quality system approvals from prime manufacturers and is one of the world’s largest subcontract heat treater of aircraft landing gear components.

Thermal processing services include the following:

• High Temperature Vacuum Heat Treating & Brazing
• Vacuum Oil Quenching
• High Pressure Inert Gas Quenching
• Interrupted (Ausbay) Quenching
• Controlled Atmosphere Heat Treating
• Water Quenching of Aluminum & Titanium Alloys
• Gas Nitriding
• Hydrogen Annealing

VACUUM HEAT TREATING

Inert Gas Quenching Furnaces

Normalizing, annealing, hardening, stress relieving, sintering, in cold wall vacuum equipment.

• Horizontal furnaces to 30" high x 36" wide x 48" long. 
• Vertical furnace sizes to 60" diameter x 98" high.  Equipped for inert gas partial pressure operation or in vacuum as low as 5 x 10-5 mm Hg at temperatures to 2400°F.
• Fast inert gas quenching using external heat exchanger and blower. Quench pressures up to 10 bar.

Oil Quenching Furnaces

Vacuum or partial pressure nitrogen atmosphere heat treating of high tensile steel components of 4130, 4140, 4330M, 4340, 300M, Hy-Tuff alloys.  Sizes to 70" diameter x 126" high.

FURNACE BRAZING

Vacuum, hydrogen, and argon brazing of carbon steels, low alloy steels, stainless steels, super high temperature alloys and titanium using silver, copper, nickel, and gold brazing alloys and special formula braze materials.

• Sizes to 42" diameter x 50" high.

NITRIDING & MALCOMIZING

Gas nitriding and malcomizing using the two stage floe process.

• Work load sizes up to 42” diameter x 50” deep.

The Ontario thermal processing division maintains a comprehensive quality system and is Nadcap approved and AS 9100 / ISO 9001:2000 accredited.