23-08-2011· 1. Introduction. The pulp and paper industry, in Europe, generates 11 million tons of solid waste each year (Monte et al., 2009).Paper waste covers a diverse range of non-hazardous waste streams, prominent among which are different types of sludge, boiler ash, combustion furnace ash and organic and inorganic rejects.
produce low cost concrete by blending various ratios of cement with hypo sludge. (Pitroda et al, 2013) 2. Materials used 2.1. Cement The most common is an ordinary Portland cement. Out of the total production, ordinary Portland cement accounts for about 80 up to 90 %. (Table 1 ) 2.2 Waste paper sludge ash (WPSA)
sludge ash and to reduce disposal and pollution problems due to waste paper sludge ash. The innovative use of waste paper sludge ash in concrete as a supplementary cementitious material was tested as an alternative to fibre reinforced concrete. In this study waste paper sludge ash was partially replaced from 5%, 10%, 15% in cement to get ...
(Paper sludge behaves like cement because of silica and magnesium properties which improve the setting of the concrete). B Ahmadi and W Al-Khaja, investigated the utilization of paper waste sludge obtained from a paper manufacturing industry, as a replacement to the mineral filler material in various ...
Paper sludge ash is a material that is considered as an alternative binder to make concrete as like as GGBS, Rice Husk, Glass Powder, Fly ash, Phospogypsum etc. Paper mill sludge is a major pecuniary and environmental problem for the paper and board Portland cement ingredients.
Paper sludge concrete was good in terms of flexural strength and gave higher results for 5% replacement than the reference mix. Waste paper sludge seems to have a more pronounced effect on the flexural strength than the split tensile strength. From the cost comparison of paper sludge concrete …
This paper investigates workability and strength of concrete made with different proportions of waste paper sludge ash (WSA) and ground granulated blast-furnace slag (GGBS) as binder, at two w/b rations: 0,5 and 0,4. Specimens were tested unconfined compressive strength after 1, …
29-07-2019· In the paper, the impact of paper-mill sludge dried at 75 °C (PS) on cement hydration is being analysed. The used specimens were made of CEM I 42.5 R cement and the added PS replaced 0%, 5%, 10% and 15% by mass of cement. The results of calorimetric measurements of the mixtures and the compressive strength were analysed (W/(C + PS) = 0.35). SEM and XRD tests were carried …
In this study waste paper sludge ash was partially replaced as 5%, 10%, 15% and 20% in place of cement in concrete for M-25 mix and tested for its compressive strength, tensile strength, water ...
waste paper sludge ash was partially replaced as 5%, 10%, 15% and 20% in place of cement in concrete for M- 25 mix and tested for its compressive strength, tensile strength, water absorption and dry density up to 28 days
The Possibilities of Paper Sludge Waste (PSw) Utilization in Cement Materials † Vilma Banevičienė 1, Jurgita Malaiškienė 1,*, Marija Vaičienė 2 and Renata Boris 1 1 Laboratory of Composite Materials, Vilnius Gediminas Technical University, Linkmenu str.28, 08217 Vilnius, Lithuania
B. The paper sludge ash contains large amount Oxides of Silicon and Calcium. It is maintaining the strength carrying capacity of the Cement Mortar containing Paper sludge. Hence, the waste paper sludge ash materials could be utilized as pozzolanic materials for replacing the cement for making concrete.
Paper making generally produces a large amount of solid waste. Paper fibers can be recycled only a limited number of times before they become too short or weak to make high quality paper. It means...
23-05-2019· The paper production is developed throughout the world, therefore, more paper sludge waste (PSw) is accumulating. The aim of this work was to determine the properties of PSw burned at 900 °C and its impact on physical–mechanical properties of cementitious matrix and evaluate its usage/utilization possibilities in cementitious materials. For the implementation of the aim, cement …
Concrete tests are paper sludge as partial replacement of cement in concrete, conducted on the concrete specimen at the specific ages. All M30 and M40 concrete is manufactured which contains the strength tests are limited to the ages of 7 and 28 days paper sludge 5% to 40% at interval of 5%. Concrete which after production of the specimens.
Effective use of Paper Sludge (Hypo Sludge) in Concrete Y.D. Shermale1 M.B .Varma2 1M.E. Student 2Assistant Professor 1,2Department of Applied Mechanics 1,2Government College of Engineering, Aurangabad, Maharashtra, India Abstract—Paper making generally produces a large amount of solid waste. Paper fibers can be recycled only a limited
hypo sludge is presented in this paper. Concrete specimens were prepared with 7.5%, 10%, 12.5% and 15% hypo sludge as a replacement of cement weight, The most important mechanical property of concrete is compressive strength and it is evaluated on 150X150X150 mm cubes by The compressive strength is obtained for 28 day strength and results are ...
Paper sludge and paper sludge ash both are potentially useful products in manufacturing of cement and also the blended Cement (Dunster, 2007) .Valeria et al. (2011) also stated that Paper Sludge Ash (PSA) can be used as supplementary cementatious material. Experiments results of work carried by
hypo sludge is presented in this paper. Concrete specimens were prepared with 7.5%, 10%, 12.5% and 15% hypo sludge as a replacement of cement weight, The most important mechanical property of concrete is compressive strength and it is evaluated on 150X150X150 mm cubes by The compressive strength is obtained for 28 day strength and results are analyses Index Terms— hypo sludge, Ordinary Portland cement …
Use of Paper Industry Waste (Hypo Sludge) in Design Mix Concrete . 1* Shakir Ahmad, 1 Muhammad Mannal Kaleem, 1Muhammad Bilal Zahid, 1 Muhammad Usman 1Junior Lecturer-Civil Engineering Department, . University of Management & Technology, Lahore, Pakistan. Abstract—For a greener and sustainable future we have to paper sludge ash, or disposal to landfill.
05-10-2018· This short communication focuses on the potential use of paper sludge ash, a waste product of the paper making industry, as an innovative binder partially replacing cement in concrete …
The evaluation of hypo sludge for use as a replacement of cement material begins with the concrete testing. Pervious concrete contains cement, water, coarse aggregate and hypo sludge. In previous concrete 10% and 20% of the cement is replaced with hypo sludge. Three cube samples were cast on
01-01-2018· Scanning electron microscopy observations by Segui et al. (2012) and by García et al. (2007) suggest that the particles in waste paper sludge are highly porous and agglomerated. Some of this structure persists after combustion of the de-inked sludge to WSA. For this reason, the use of WSA in concrete is associated with workability issues and increased use of water and plasticizer.
Keywords: Primary paper sludge, Waste, Concrete, Compressive strength The possibilities of primary paper sludge (PS) only dried at 75 °C from the paper production industry used in concrete composition are discussed. For pursuing the set object, the concrete mixes were chosen where part of the cement …