Field test methods for comparative evaluation of lime-based hydraulic injection grouts for the conservation of architectural surfaces
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چکیده
This paper discusses field tests developed by the Getty Conservation Institute to evaluate injection grouts for comparison and quality control of materials and mixtures. Field test methods discussed include injection with syringe, flow with syringe, expansion and bleeding, wet density, drying shrinkage, and final setting time. Four commercial grouts and an ICCROM grout with four modified versions were tested to demonstrate the use, effectiveness, and limitations of these field tests. Field test methods for comparative evaluation of lime-based hydraulic injection grouts for the conservation of architectural surfaces
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