Browsing by Author "Ooi, Wei Hong"

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    • Design and development of low cost lightweight concrete composites with mixture of fly ash and concrete sludge aggregate 

      Ooi, Wei Hong (Universiti Malaysia Perlis (UniMAP)School of Environmental Engineering, 2013-06)
      In this research, fly ash and concrete sludge aggregates (CSA) as partial replacement have introduced into lightweight foam concrete where these materials play an important role to enhance the properties of concrete. Fly ...

    • Environment-Safe Ceiling 

      Ooi, Wei Hong; Choong, Wei Kang; Tey, Lee Huan; Gan, Zi Wei; Rawaida Alyani, Zahid; Noor Adlina, Md Daud (Universiti Malaysia Perlis (UniMAP)Pusat Pengajian Kejuruteraan Alam Sekitar, 2010-03-03)
      For our product, environment-safe ceiling it is fully environmental safe and low cost as it only use different size of coconut fibre that we blend and flour as a glue to stick the coconut fibre together to form a tough and ...

    • Properties of lightweight concrete composites with mixture of fly ash and concrete sludge aggregate 

      Norlia, Mohamad Ibrahim; Roshazita, Che Amat; Shamshinar, Salehuddin; Nur Liza, Rahim; Abdul Rahim, Abdul Razak; Ooi, Wei Hong (Trans Tech Publications, 2014)
      Lightweight foamed concrete is a concrete made by cement slurry mixed with foam so that foamed concrete that is much lighter than conventional concrete can be produced. The objectives of this study is to develop optimal ...