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Manufacturing Capabilities / Special Processes


Special Processes Facility

The Special Processes Facility comprises of the following four departments:

  • Heat treatment
  • Surface treatment
  • Abrasive blasting & NDT
  • Painting

The heat treatment department caters for both steel and aluminium treatments. Surface treatment includes a vast range of processes, conversion and electrochemical treatments for parts up to 6m in size.

The shot blasting area of the Special Processes Facility can perform tasks from glass bead peening to CNC shot peening. Denel Aerostructures NDT capability ranges from performing dye penetrant to magnetic particle and radio graphic testing.

The Special Processes Facility manpower team comprises 60 people. All personnel are trained and specialists in their respected fields. Additional training is provided during industrialisation of new products.

Surface Treatment

Refurbished and upgraded Phase 1 of the surface treatment area in order to manage larger parts through these facilities.

Qualified facility for the processing of Airbus A400M Top Shells (Chromic Anodising).

Surface Treatment Capability

Metallic Manufacturing - Aluminium, Steel and Other

Aluminium   Qty      Length (mm)      Width (mm)      Depth (mm)
Tartaric Sulphuric 1800010003000
Chrome Anodizing 1100007502000
Chrome Anodizing 153007002000
Sulphuric Anodizing 160008002000
Pickling Processing 1800010003000
Chromate Conversion       
Hard Anodizing11000400800
Chemical Milling 1450800600

Steel, Stainless Steel, Titanium      Qty      Length (mm)      Width (mm)      Depth (mm)  
Cadium Plating1200010001600
Titanium Plating1400400600
Passivation Stainless Steel11200440800
Passivation Stainless Steel1600600600

Mechanical Processes        Qty      Length (mm)      Width (mm)      Depth (mm)   
Glass Peening110001500800

Aluminium Heat Treatment

This semi–automated aluminium solution treatment furnace has the ability to manage large panel parts. The furnace has dedicated cooling water support and has an operating temperature range of 500° to 550°C (Max = 600°C).

Furnace 41Furnace 17
Range 0-550°C Range 0-400°C
Maximum 550°C Maximum 400°C
Part Size 5.35m x 2m height x 1.1m width          Part Size 4.6m x 1.65m height x 1m width

Non-Destructive Testing

Facility capable of the following testing:

  • Magnetic Particle Inspection
  • Die Penetrant Eddy Current
  • X-Ray - Real Time
  • Ultrasonic Testing

Core Capabilities

Heat Treatment Capability

Metallic Manufacturing – Aluminium, Steel and Other.

Aluminium   Qty      X-Axis (mm)      Y-Axis (mm)      Z-Axis (mm)   
Solution Treatment
Furnace ageing/stress     

Paint Shop Booths           Booth 1      Booth 2      Booth 3   
Length 7m7m7,8m

Drying TunnelSpray Curtains (Qty 4)
Length24mLength 2,8m
Width2,5m                         Width0.5m

Ovens (Qty 3)

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Contact Denel

Contact us directly or feel free to send us an online enquiry.

+27 11 927 2083
Astro Park, Atlas Road, Bonaero Park, Kempton Park, 1619, Gauteng, RSA
Box 11, Kempton Park, 1620, RSA

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