Concept Paper
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Mechanical Properties of Botanical Recycled Concrete under Different Production Conditions
Version 1
: Received: 3 May 2020 / Approved: 3 May 2020 / Online: 3 May 2020 (06:20:37 CEST)
How to cite: Liang, L.; Sakai, Y. Mechanical Properties of Botanical Recycled Concrete under Different Production Conditions. Preprints 2020, 2020050024. https://doi.org/10.20944/preprints202005.0024.v1 Liang, L.; Sakai, Y. Mechanical Properties of Botanical Recycled Concrete under Different Production Conditions. Preprints 2020, 2020050024. https://doi.org/10.20944/preprints202005.0024.v1
Abstract
Botanical recycled concrete, or concrete bonded with wood, is formed by heat pressing the mixture of concrete and wooden waste. Botanical recycled concrete is a relatively new material and the relationship between production condition and its real-world performance is not clear yet. This experimental study investigated the influence of several production condition factors on the density and bending strength of botanical recycled concrete. As a result, temperature and mass ratio of concrete powder to wood flour presented significant effects on the density of this botanical recycled concrete. The increase in production temperature resulted in a remarkable increment in density and bending strength. This is probably due to increased wood flowability and accelerated compaction and bonding formation. The fineness of wood flour had a significant effect on improving bending strength. This is attributed to a larger contact surface between the wood substance and concrete particles.
Keywords
recycling; circularity; concrete waste; wood waste; botanical concrete; heat pressing
Subject
Engineering, Civil Engineering
Copyright: This is an open access article distributed under the Creative Commons Attribution License which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.
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