Sökning: "sinter"

Visar resultat 1 - 5 av 33 avhandlingar innehållade ordet sinter.

  1. 1. Characterisation of Muko iron ores (Uganda( for defferent routes of iron production

    Författare :Abraham Judah Bumalirivu Muwanguzi; Andrey V Karasev; KTH; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; iron ore; iron; characterization; physical and metallurgical properties; sinter; pellet; blast furnace; direct reduction; Muko; Uganda; Materials science; Teknisk materialvetenskap; SRA - Production; SRA - Produktion;

    Sammanfattning : Iron and its products, especially the various forms of steel, have been and still are a vital material in many sectors of life. It is utilized in many industrial activities ranging from production of heavy duty mechanical equipment to light electrical appliances and home appliances. With the world‟s iron ore consumption estimated to stand at 1. LÄS MER

  3. 2. Investigating the parameters that influence the behaviour of natural iron ores during the iron production process

    Författare :Abraham Judah Bumalirivu Muwanguzi; Andrey V Karasev; Henrik Saxèn; KTH; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; natural iron ore; iron production; characterization; physical and metallurgical properties; sinter; pellet; direct reduction; low temperature degradation; sample weight; sample positioning; microstructure; reduction degree; solid conversion; Volumetric Model; Grain Model; Random Pore Model; Muko; Uganda;

    Sammanfattning : In the iron production processes, sinters and pellets are mostly used as raw materials due to their consistency with respect to physical and chemical properties. However, natural iron ores, as mined, are rarely used directly as a feed material for iron processing. LÄS MER

  4. 3. On quality improvements of the sinter steel production process : a study of the Fe-P-X alloy system

    Författare :Bjarne Bergquist; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Kvalitetsteknik; Quality Technology and Management;

    Sammanfattning : .... LÄS MER

  5. 4. High Performance Manufacture of Sintered Steel – Critical Aspects of Tooling Performance and Sintered Microstructure

    Författare :Sepehr Hatami; Chalmers tekniska högskola; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Tool Steels; Chromium Alloyed Steel; Modelling; Process Selection; Sinter-Hardening; Atmosphere; Microstructure; Galling; Pressing Dies; Wear;

    Sammanfattning : Steel is the dominant material for the production of structural parts. By means of powder metallurgy (PM) processing, manufacturers have been able to manufacture steel parts with appreciable dimensional accuracy and desirable mechanical properties. LÄS MER

  7. 5. Role of nanopowder as sintering aid in the densification of water atomized ferrous powder

    Författare :Swathi Kiranmayee Manchili; Chalmers tekniska högskola; []
    Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; NATURVETENSKAP; NATURAL SCIENCES; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; surface oxide; sintering; nanopowder; thermal analysis;

    Sammanfattning : Press and sinter powder metallurgy (PM) steels are cost-effective solutions for structural applications. There is a constant drive for the improvement in the density of these PM steels which helps in expanding their usage in applications demanding higher performance than what they deliver today. LÄS MER