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Metalphoto / Polycolor / Idmark / Alumamark / Alumajet / Cutting machine / Doming 
 
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Metal for Co2l asers
 
 PROCESS
Make your mark with a Co2 laser on Alumamark.
Alumamark is a specially treated anodized aluminium sheet that changes colour when contacted with the energy of a Co2 laser. Consistent, one-step marking, without chemicals or fill. The Co2 laser creates the image within the anodized layer, resulting in smooth-surface graphics with exceptional resolution.
 
 ALUMAMARK CHARACTERISTICS
 Sharp
  • High contrast, easy to read graphics on gold or silver metal
  • Possibility to control image color by the laser power : brown, grey, or black color possible.
  • The best resolution capability of any markable metal.
 Durable
  • Excellent durability with resistance to corrosion (35 years) , heat (250°C)...
 Easy
  • Compatible with all Co2 lasers (galvanometric or rail guided)
 
 TECHNICAL FEATURES
 Durability
Abrasion resistanceTaber abraser with CS17 wheel – 1 Kg load : 7 000 cyclesSlight dulling of surface
Temperature resistanceStandard image at 500° FSlight dulling
Salt spray5 % at 95°F for 700 hours
Equivalent to 35 year outdoor exposure.
No corrosion
 
 Chemical resistance
Hydrocarbon fluid 1hour immersion No effect
Turbine & jet engine fuel 1hour immersion No effect
JP- 4 Fuel 72 hour immersion No effect
Kerosene 12 hour immersion No effect
Skydrol (hydraulic fluid) 24 hour immersion at room temperature and boiling point No effect
Methyl Ethyl Ketone (MEK) 24 hour immersion
 No effect
Ethyl acetate 24 hour immersion No effect
Xylol 72 hour immersion No effect
Heptane 72 hour immersion No effect
Ethyl Alcool 72 hour immersion No effect
Ferric Chloride 10 % solution , 16 hour immersion No effect
Ammonium Hydroxide 10 % solution , 16 hour immersion Slight dulling
Soap solution 16 hour immersion No effect
MIL-C-25179 AIN in heptane 25 % solution , 1 min immersion (cleaning solution) No effect
Sulfuric acid 10 % solution , 24 hour immersion No effect
Phosphoric acid 1 % solution , 12 hour immersion No effect
Nitric acid 3 % solution , 72 hour immersion No effect
TSP (trisodium phosphate) 1 % solution , 40 hour immersion No effect
 
 Some references
ABB , AEG, Aerospatiale, ASA, BBC, Boeing, Daimler Benz, IBM, Lockeed Martin, Mac Douglas, Nasa, Philips, Siemens ...
 
 
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