Polymer-based thin spray-on liner for mining
WebA thin spray-on liner (TSL) is a thin chemical-based coating or layer that is applied onto mining excavations with a thickness of 3 to 5 mm (Lau et al., 2008; Richardson et al., … WebAn autonomous spray application system for a structural Thin Spray-on Liner (TSL) is targeting productivity and safety on underground coal continuous miners by replacing steel mesh, and has broader applications as surface support and confinement in metalliferous mines and civil tunnelling. Polymer
Polymer-based thin spray-on liner for mining
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WebThin polymer liners have performance characteristics that lie between those of shotcrete ... move toward robotic mining methods. The use of a thin spray-on liner for underground …
WebThin spray-on liners (TSLs) are polymer-based materials that are used underground, and are mostly designed to ... Figure 3 - Flexure Tests on Candidate Reinforced Polymers . As … WebJun 1, 2024 · EFNARC (European Federation of National Associations Representing for Concrete) produced a document on “Specification and Guidelines on Thin Spray-on Liners …
WebJun 28, 2009 · A Thin Spray-on Liner (TSL) is a polymer based liner that is sprayed onto the rock surface, generally at a thickness of 3 to 5 mm. It effectively bonds the surface of the … WebSep 8, 2016 · THIN SPRAY-ON LINERS A. Definition of TSLs A TSL, also referred to as a sealant, coating or membrane, is defined as a thin chemical based coating or layer that is applied to mining excavations at ...
WebMay 24, 2024 · The thin spray-on liner is an inorganic polymer product that has been widely used to support mine perimeter rock roadways, but it is mainly used in metallic hard rock roadways with high rock strength and is less used in roadways affected by roadway corrosion and weathering in shallowly buried coal seams. Therefore, this study studies the …
WebJun 16, 2024 · DOI: 10.1155/2024/9789051 Corpus ID: 221778771; Synthesis and Properties of a Polymer-Modified Material for Thin Spray-On Liners in Mine Roadways @article{Chen2024SynthesisAP, title={Synthesis and Properties of a Polymer-Modified Material for Thin Spray-On Liners in Mine Roadways}, author={Lianjun Chen and Xue … chuck brown and jill scottWebAug 1, 2024 · Polymer-based materials have been motivated to be an alternative support system element in the mining/tunneling industry due to their logistic and geotechnical benefits. Thin spray-on liner (TSL), a term to define the application of the material on the rock surface with a layer ranging from 2 mm to 10 mm in thickness, shows some … design flow rate formulaWebThe influence of a polypropylene fiber on the tensile properties of a cement-polymer based thin spray-on liner (TSL) was investigated in this study. Two different contents of fiber were added to the liner, yielding two TSL groups. Tensile tests were performed (in accordance with the ASTM D638 standard) on the two groups of specimens as well as the control … chuck brown any other way to goWebNov 17, 2024 · To improve ground skin support in highly stressed underground mines, new types of thin spray-on liners (TSL) ... Nemcik J (2008) Polymer-based alternative to steel … chuck brown albrightWebThe Meyco Global Underground Construction business of BASF has introduced a new, elastic polymer-based thin spray-on liner (TSL) for protection against weathering of soil and rock. Meyco says its TSL 865 thin spray-on liner offers excellent bond to concrete, rock … chuck brown brightmoor nursing centerWebSpray applied structural membranes. Thin Spray-on Liners (TSL) were originally developed in the mining industry to cope with rock burst. Minova engineered polymer modified … design flow ratioWebAug 17, 2009 · CLEVELAND, OH, August 10, 2009 - The MEYCO Global Underground Construction business of BASF is strengthening its portfolio in North America for … design flow temperature