The effect of Al2O3-SiO2 mixing ratio as steel coating S45C to the thermal and adhesiveness characteristic with flame spray method for rocket nozzle application

Widyastuti, W. W. Kukuh, M. A. Putrawan, T. W. Alvian, S. Ridwan

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Nozzle is one part of rocket which works at high temperatures. The S45C steel is applied for material base of nozzle. This material was coated by Thermal barrier coating (TBC) of Al2O3-SiO2. The mixing ratio of ceramic oxide were 80% Al2O3-20% SiO2; 70% Al2O3-30% SiO2, and 60% Al2O3-40% SiO2. Coating process is conduct by Flame Spray. The microstructure, phase and adhesion strength of TBC examined by Scanning Electron Microscope(SEM), X-Ray Diffraction and pull off test. The results shown that mullite formed at mixing ratio 70% Al2O 3-30% SiO2. The reduction of TBC thickness was reduced to 40% of the initial thickness after heating. The adhesive strength decreases with increasing of SiO2 composition.

Original languageEnglish
Title of host publicationInternational Conference on Theoretical and Applied Physics, ICTAP 2012
Pages75-79
Number of pages5
DOIs
Publication statusPublished - 2013
Event2nd International Conference on Theoretical and Applied Physics, ICTAP 2012 - Palangkaraya, Central of Kalimantan, Indonesia
Duration: 19 Oct 201220 Oct 2012

Publication series

NameAIP Conference Proceedings
Volume1555
ISSN (Print)0094-243X
ISSN (Electronic)1551-7616

Conference

Conference2nd International Conference on Theoretical and Applied Physics, ICTAP 2012
Country/TerritoryIndonesia
CityPalangkaraya, Central of Kalimantan
Period19/10/1220/10/12

Keywords

  • AlO-SiO
  • Flame Spray
  • Mullite
  • Nozzle
  • S45C steel
  • Thermal Barrier Coating (TBC)

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