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Manufacturing of speed reducer bars (break discs and bumzes) for vehicles and tractors using local raw materials | ||
| Journal of Education and Science | ||
| Article 14, Volume 17, Issue 3, 2005, Pages 44-50 PDF (0 K) | ||
| DOI: 10.33899/edusj.2005.82406 | ||
| Authors | ||
| Mohammed Al Ajili; Jamal Abbas | ||
| Abstract | ||
| Phenol-formaldehyde , Asbestos and Rubber blend was prepared and used as speed reducer bars ( brake-discs and bunzes) alternative to the imported one. we also succeed to prepare an asbestos and novolac blend and used as car brake bunzes. The asbestos used was obtained from consumed brake discs and bunzes. The optimum conditions for the desired puipose was achieved using the above blend The reaction conditions including rubber types ,vulcanizi,ng agent quantities of asbestos and novolac added, as well as physical properties are well discussed. | ||
| Keywords | ||
| Breaking pads; spare parts; vehicles | ||
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