Stone empty drum, how to remedy?
Aug 05, 2021
Stone decoration is more and more common, stone problems are more obvious, for example, we will encounter is a stone empty drum, what is a stone empty drum, stone empty drum after how to deal with it?
Definition of stone hollow drum
Stone material is in the process that the shop installs and uses, may appear stone material and base layer stick not firm, classics knock check sends out the phenomenon of echo like beat a drum, we call stone material hollow drum.
What are the hazards of empty stone drum?
1 Encountered the stone hollow drum, if not handled in time, will cause the hollow drum area and expansion, the longer the time, finally will cause serious damage to the stone.
2. When the stone is grinding as a whole, the hollow drum will also affect the seamless processing, resulting in glue, black seam, water absorption, and even the fracture and crushing of the plate.
Where do empty stone drums come from?Here are the most common reasons.
1. The problem of sawing surface, strictly speaking, the back of the stone should be cut into rough surface or rough surface. For example, as the "kingdom of stone", Italy has always used a sand saw to sawing the back of the stone.At present, it is widely used in China to saw the back of the stone into a smooth surface, because the adhesion of the smooth surface is far lower than the wool surface, so it is easy to cause the hollow stone.
2. It is the problem of protective agent on the bottom.It is used for protection, but at the same time can not affect the bonding of stone and cement, such as improper selection will cause bonding not diet, plate out, resulting in hollow.
3. Low temperature environment during construction.The pavement in low temperature environment is installed, cement molecule is in solidified state, but when the pavement is finished when use, temperature rises, the moisture in cement volatilizes, leaving a space to form hollow drum.
4. Improper installation process.For example, not stone back brush cement, but directly pour cement on the ground, and for pressure solid;The stone on the edge of the pavement did not do a good job of sealing measures;Pavement health period is not enough, eager to cross construction.
Stone empty drum how to deal with?
The purpose of hollowing treatment is to effectively improve the performance of ground stone structure and meet the requirements of subsequent construction.
1, Perfusion method.Using the injection of cement slurry or marble glue, make it fill the hollow part, achieve the bonding between the stone and the base, suitable for the area of the plate is not more than 2/3 of the empty drum.
2, Reinforcement method.Suitable for the hollow hole at the edge and corner of the plate, the area is not more than 1/3 of the plate, and the marble glue is injected along the joint of the plate.
3, Paste method.For the whole stone floor has become loose, it must be re-paved.
