Sökning: "Mortar rheology"

Hittade 2 uppsatser innehållade orden Mortar rheology.

  1. 1. Impacts of Using Crushed Rocks in Concrete.

    Master-uppsats, KTH/Teknisk geologi och geofysik

    Författare :Andre Horta; [2011]
    Nyckelord :Crushed rocks; Mortar rheology; Fresh concrete workability; Cement content; Superplasticizer; Filler;

    Sammanfattning : Concrete in Sweden has traditionally been manufactured with natural aggregate from glaciofluvial eskers. There is a need to preserve the remaining eskers because of their cultural value and importance for water filtration, thus natural aggregate has to be replaced. The most realistic alternative is to use crushed rocks. LÄS MER

  3. 2. Effect of microfibrillar cellulose on concrete equivalent mortar  fresh and hardened properties

    M1-uppsats, KTH/Byggvetenskap

    Författare :Jonas Nilsson; Peter Sargenius; [2011]
    Nyckelord :micro fibrillar cellulose; cellulose fibres; rheology; flexural strength; compressive strength; mikrofibrillär cellulosa; cellulosafibrer; reologi; böjhållfasthet; tryckhållfasthet;

    Sammanfattning : A pilot project in 2010, conducted at CBI, showed the capacity for pulp, micro fibrilars from the forest industry to act as Viscosity Modifying Agent (VMA) in concrete. This project was, however, too limited to find answers for optimal use of this kind of material. LÄS MER