Sentence examples for layer of the plaster from inspiring English sources

While in practice these methods are not always clearly distinguishable, strappo, the more radical procedure, consists of gluing canvas firmly to the surface of the fresco and then pulling and easing away a thin layer of the plaster containing the pigment particles of the fresco.

We have investigated whether a plaster which has two plaster layers with different pore sizes can act as a salt accumulating plaster system, in which salt crystallizes in the base layer of the plaster and not in the substrate or at the external surface.

Each layer of the plaster was separated by scalpel with the aid of hand lens.

The earth mud preparation containing straws was applied onto the sandstone to level the rough surface in order to accommodate the finer preparation layer of the plaster.

Figure 5 Scanning electron microscopy (SEM) images of the outermost layers of the plaster sample.

Taking into account guidelines given by some European Institutions involved on conservation of stone materials (see Additional file 1: Table S3), IC analyses (Figure 6) point out a moderate sulphate contamination in the four outermost layers of the plaster with a maximum in the second one.

Apply a second layer of plaster over the first using the same rolling and smoothing procedure.

The bigger the aggregate, the thicker the layer of plaster should be.

High above the City Council chambers in City Hall on Thursday, Bertram Abdul spread a layer of plaster under the image of an eagle on the ceiling, finessing the edges to look like frosting on a cake.

The Raman spectrum of the plaster layer showed characteristic peaks for gypsum (CaSO4·2H2O) and anhydrite (CaSO4) at 1,009 and 1,018 cm−1, respectively (Figure 7) [19].

The preparation layer showed almost same composition of the plaster sample since signals of Ca, S and O were also detected (Figure 5).