Page 58 - PCMI Journal July 2018
P. 58
David Allen | Emeritus Professor | Cranfield University | UK Photochemical Machining of Aerospace Materials
5/31/18
The EPALM (Etched Plate Additive Layer Manufacture) process
• Etched shims layered and fused together
• Complex fluidic channels or voids can be incorporated
• Suitable for a wide range of metals, including aluminium and titanium
• The thinner the layer, the smaller the port or aperture
Block machined from billet vs. EPALM block with captive void
Applications
• Sensor devices,
• Cooling devices,
• Fuel cells,
• Sound suppression devices,
• Micro fluid channelling devices
• Printed Circuit Heat Exchangers (PCHE)
Issue 131 July 2018 PCMI Journal 57
14
