We هي شركة ذات تقنية عالية تدمج البحث والتطوير والإنتاج والتوزيع ، وتوفر كسارة ، وصنع الرمال ، ومعدات طحن ، ومحطة تكسير متنقلة ، إلخ.
2017827 leaching toxicity of the sintered bricks. 10 g of coal gangue or brick powder (200 mesh, dry weight, precision 0.1 mg) and deionized water, with a solid-to-liquid ratio احصل على السعر
20201224 LUO L, LI K, WEN F, et al. Preparation, characteristics and mechanisms of the composite sintered bricks produced from shale, sewage sludge, coal gangue احصل على السعر
20191231 The present study firstly proposed a reasonable way to deal with the large amount of iron ore tailings and coal gangue powder by making them as the sintered احصل على السعر
201668 The production of coal gangue sintered bricks is an effective approach for realizing the resource utilization of coal gangue, which can also reduce damage to احصل على السعر
2023101 Abstract Preparation of high-strength densified ceramsites and porous water-retaining ceramsites to replace part of the original gravel aggregates and natural احصل على السعر
20221231 shale bricks/blocks can be divided into solid bricks, porous bricks, porous blocks, hollow bricks, hollow blocks [13]. The research focuses on sintered shale porous احصل على السعر
2020831 For expanding the application range of sintered RM bricks, Guizhou Building Materials Science Research and Design Institute successfully produced sintered RM pavement brick using RM, shale and احصل على السعر
201431 Abstract. Coal gangue and fly ash were selected as raw materials to prepare building sintered brick. The influence of ratio of coal gangue and fly ash and احصل على السعر
20191023 Preparation, characteristics and mechanisms of the composite sintered bricks produced from shale, sewage sludge, coal gangue powder and iron ore احصل على السعر
20181130 A fired heat-insulation hollow block, which has approximate dimensions of 240 mm (L) × 200 mm (W) × 190 mm (H) and a density of 850 kg/m 3, is a new type of wall material made from shale and coal gangue.This material would protect cultivated lands and has less negative environmental effects.احصل على السعر
2021829 Conclusions. (1) The best raw material ratio for the prep aration of sintered brick is 50% aluminum. dross, 37.5% engineering soil, 12.5% coal gangue. The best molding pressure is 10 MPa, the bestاحصل على السعر
2020130 In this study, the composite sintered bricks were successfully prepared by using the iron ore tailings and coal gangue powder as the main materials, the shale and sewage sludge as the binder. The product was studied by changing the preparation conditions and investigating the related characteristics.احصل على السعر
2019121 Coal gangue is a mixture of a variety of rock and mineral composition with low carbon content. Normally, its calorific value increases with the increase of carbon mass fraction and volatiles, in contrast, decreases with the increase of ash. Because of the high content of SiO 2 and Al 2 O 3, the ash melting point of coal gangue is quite highاحصل على السعر
The invention discloses a coal gangue shale sintered hollow brick with reasonable proportioning. The coal gangue shale sintered hollow brick is characterized by comprising the following raw materials in parts by weight: 60-63 parts of processed coal gangue shale mixed powder, 50-55 parts of coal ash, 1-2 parts of sodium silicate, 10-13 parts of احصل على السعر
2020831 Traditionally, sintered bricks were made from clay, shale, coal gangue and other substances fired at a high temperature . The production process of sintered RM brick was similar to the traditional sintered brick, which were normally produced using RM, shale and other materials as main materials after comminuting, mixing, shaping, drying andاحصل على السعر
2017416 Clay is the main raw material of clay brick production, but it also can mix with other raw materials such as shale, coal gangue, fly ash, etc. to produce sintered bricks since their chemical composition is similar to clay.احصل على السعر
2020429 1. Introduction. Coal gangue is an industrial solid waste produced by coal mining and processing [1–3].The average production of gangue accounts for 10–15% of raw coal production [4,5], making coal gangue one of the biggest solid wastes in China.At present, utilization ratio of coal gangue can reach about 60% in some countries.احصل على السعر
2022923 China produces large amounts of sewage sludge and agricultural waste every year. In line with the concepts of economic and environmental sustainability, the disposal of these wastes has become increasingly urgent. This stone proposes a feasible way to use river sediments, sewage sludge, and wheat straw as raw materials for احصل على السعر
202191 Sample collection and preparation. In this study, ODCRs are the main raw materials for porous ceramsite production. Coal gangue, iron oxide, sodium fluorosilica, and silicon carbide are auxiliary materials, which are used to adjust the proportion of SiO 2, Al 2 O 3, and flux oxide in the mixture.The coal gangue was taken from Bolin coal mine, احصل على السعر
2022930 Coal gangue (CG) is a type of industrial solid waste produced by the process of coal excavation and separation 1,2,3. Generally, one ton of CG is discarded for every 10 tons of produced coal 4,5 .احصل على السعر
20181130 The temperature and shale addition ratio on the properties of firing transformations [6], [7], [8] and the manufacture of sintered shale hollow blocks [9], [10] are studied. Thermal activation [11], [12] and block production [13], [14], [15] of coal gangue are also introduced. Based on these studies, the performance of shale and gangue used asاحصل على السعر
2. Realize digital automatic management system, improve production efficiency, simple operation and controllable temperature. 3. High heat utilization rate, low coal consumption, and 20% less coal consumption than traditional civil kiln for the same production. Automatic brick production line flow chart 1.احصل على السعر
201181 Preparation, characteristics and mechanisms of the composite sintered bricks produced from shale, sewage sludge, coal gangue powder and iron ore tailings Article Dec 2019احصل على السعر
20221231 In the 1960s, Chi na introduced the aerated concrete production line . microporous structure of coal gangue shale sintered bricks. New building materials, 2014, 41(05): 54-55.احصل على السعر
2021715 Effect of thermal activation on the coal gangue. Fig. 4 exhibits the thermal behavior of CG-200 determined by TG-DTA. As observed, the total weight loss of CG-200 is about 13.41% from room temperature to 930 °C, and the TG-DTA curve is comprehensively analyzed. The weight loss is 2.04% at 0–105 °C, and the exothermic peak at 35 °C on theاحصل على السعر
Raw materials for making bricks are including clay, shale, coal gangue, fly ash, tailings, construction waste, river mud, life sludge and so on. Roller Crusher Crushing Machine in Brick Production Line (LZ1000X800) FOB Price: US $30,000-48,000 / احصل على السعر
A non-adhesive coal gangue shale sintered brick blank cutting machine comprises a middle roller way, wherein the middle roller way comprises a plurality of middle rollers which are arranged in a line, the horizontal heights of the middle rollers are different, and when a cut brick blank runs from one end of the middle roller way to the other end, the middle rollers احصل على السعر
2020130 We found that the qualified composite sintered bricks with 1.638 g/cm 3 of bulk density (BD), 8.3% of sintering shrinkage (SS), 17.47% of water absorption (WA) and 14.24 MPa of compressive strength (CS) could be obtained by the optimal conditions: 54:30:10:6 mass ratio of iron ore tailings: coal gangue powder: shale: sewage sludge, 20 احصل على السعر