Proceedings of the World Congress on Engineering and Computer Science 2018 Vol II WCECS 2018, October 23-25, 2018, San Francisco, USA Development of Six Inches Solid/Hollow Block Mould using Saw Dust as Composite Material for Moulding Gbasouzor Austin Ikechukwu Member IAENG, Ikenga Emmanuel, Owuama Kennedy Chinedu Abstract – This project aims to …
By partially substituting sawdust that ranges between 10 and 30% of sand used in the production of blocks and bricks, sawdust blocks and bricks having compressive strengths greater than 3 MPa can be created. ... The waste powder that is extracted from timbers for a specific purpose is known as saw dust. Tropical nations are a great source of ...
Hollow concrete blocks (HCBs) are substitutes for conventional bricks and stones in building construction. Experimental testing has been performed on the feasibility of producing HCBs from sawdust (SD). Sawdust is substituted with …
Another study by Usman et al. (2018) also showed decrease in compressive strength of mortar on incorporation of coarse saw dust of grading between 1 and 1000 mm (D 50 ¼ 210 mm) as cement ...
eco-blocks and conventional hollow blocks, sawdust eco-blocks have a significant difference in terms of durability. The blocks have 9.69% less moisture than the limit of 45%, indicating
It is recommended that considerable research is required on the sawdust cement blocks, which can deliver more confidence on their utilization …
Saw dust Ash (SDA) generated from rice mills is usually delivered to landfills for disposal. Using of sawdust ash in concrete is an interesting possibility for economy on waste disposal sites and conservation of natural resources .This paper examines the possibility of using sawdust ash as replacement in fine aggregate for a new concrete.
These programs were used to determine if there was a significant difference between the treatments, and the effect of WHA to the masonry blocks in terms of density and compressive strength. 35 ENDNOTES Raheem, A. A., & Sulaiman, O. K. (2013). Saw Dust Ash as Partial Replacement for Cement in the Production of Sandcrete Hollow Blocks.
Method of setting tapcons even into hollow block is important. First and foremost when drilling, make sure you do not let the bit walk around the hole. Clean the hole out of dust before inserting the anchor and when setting …
and the quarry dust in accordance with (BS882, 1983). Sandcrete block production 450 x 225 x 225 mm hollow blocks were produced and used for this research. The constituent materials include cement, sand, quarry dust and water. A standard mix ratio of 1:6 was used, that is one part of cement to six parts of aggregates. The
B. Production of Sandcrete Hollow Blocks A mix proportion of 1:8 cement-sand ratio; was used. The block has one-third of the volume void so as to produce the type of hollow sandcrete blocks commonly used for construction of buildings in Nigeria. Hand mixing was employed and the materials were turned over a number of
Optimization of hollow blocks production from sawdust waste from Khaya senegalensis (Desr.) A. Juss. and Anogeissus leiocarpus (DC.) Guill. & Perr., as partial replacement for sand
SDC (Sawdust Concrete) was developed in 19th century. It has been well recognized due to its lightweight and cost-effectiveness. Presently, developed countries have created opportunities to use ...
Hollow concrete blocks (HCBs) are substitutes for conventional bricks and stones in building construction. Experimental testing has been performed on the feasibility of producing HCBs from...
No. of research have been carried out on sawdust and agricultural waste to provide solution of getting low cost masonry blocks. S.T. Tyagher,(2011) used saw dust ash to partially replace cement in the production of sandcrete hollow blocks.[3]
Study Of Compressive Strength Characteristics Of Hollow Sandcrete Blocks Partially Replaced By Saw Dust Ash O.C. Popoola1, S.T. Ayegbokiki1 And Gambo M.D.1 Abstract: - The high cost of conventional Building materials is a major factor affecting housing delivery in Nigeria. This has necessitated research into alternative materials of construction.
sawdust using a vibrating block moulding machine. Sandcrete hollow blocks without sawdust as aggregate were servedas a control. Compressive strength was determined, density was investigated and water absorption was determined. The ratio of the sandcrete hollow blocks was 1: 4. Total of forty (40) sandcrete hollow blocks were
MATERIALS 10 • The materials used were saw-dust ash (SDA), ordinary cement, sand and water. The researchers will also use shovel, hollow blocks molder with a size of 4 inches (200mm x 100mm x 400mm) andweighing scale to measure the ratio of each block. ... EXPERIMENTAL PROCEDURE 10 • In the experimental process of making sawdust-infused ...
ash (Dwivedi et al., 2006), saw dust ash (Elinwa and Ejeh, 2004; Okunade, 2008; Raheem et al. 2012), bagasse ash (Chusilp et al., 2009) to partially replaced cement in concrete or mortar. In this research, saw dust ash was used to partially replace ordinary Portland cement in the production of sandcrete hollow blocks. 2.
This research study studies the use of sawdust ash as a Pozzolan in the production of concrete. It also proceeded as far as investigating the physical properties and chemical composition of saw dust, ash (SDA) as well as the workability, and compressive strength properties of the concrete produced by replacing 5%, 10%, 15%, 20% and 25% by weight of ordinary Portland cement …
However, sawdust ash as a supplementary cementitious material has rarely been exploited in the production of lateritic interlocking blocks while other wastes (ashes) and soil combinations have mostly been investigated for mortarless construction despite the local and global behaviors of different block types.
They produced hollow blocks used mix ratio 1:8 (cement:sand) at different replacement level of sand and sawdust (100:0, 90:10, 80:20, 70:30, 60:40). The water/cement ratio used 0.5, 0.54, 0.55, 0.56 and 0.57.
This work used moulded hollow sandcrete block, laterite, saw dust and PET bottle all purchased . ... Adeyinka (2011), carried out a very detailed assessment of h eat flow through a ty pical wall i n .
Adebaku et al. [9] incorporated sawdust in hollow concrete sand blocks and proved that at 10% replacement sawdust with sand in mortar, the overall cost and weight can be reduced by 3% and...
Adding a higher percentage of sawdust decreases the compressive strength. Similar trends were observed in literature [16-20] for a replacement of 2% and higher with sawdust. Since saw dust is finer than the pumice and fills the gap between the particles and increases bonding strength at the microscopic level.
The saw dust ash (SDA) which has been proven to be a pozzolanic material was used as a partial substitution for OPC in this study. Saw dust is a waste products from the sawmill industry. It is produced from timber, which is sawn into planks at saw mills located in …
This document discusses a study on using sawdust as an additive in producing hollow concrete blocks. Sawdust was added at rates of 6%, 12%, and 18% as a replacement for sand. Concrete blocks were produced and tested for …
sawdust blocks are suitable for structural applications, and can be an alternative to sand mould block. Keywords: wood saw dust, mould, solid and hollow block, polyvinyl acetate, structural application, water absorption, optimum compressive strength. I. INTRODUCTION Sawdust, in normal term is called wood dust. Saw dust is
