1.Uneven substrate surface.
2.Insufficient thickness of tile adhesive applied with the notched trowel.
3.Dried adhesive residue in the trowel teeth; clean the trowel.
4.Excessive speed during adhesive application; slow down the application speed.
5.Inadequate mixing of tile adhesive, presence of clumps; ensure thorough mixing and maturation of the adhesive before use.
6.The angle between the notched trowel and the substrate during application should be around 60°.
Phone: 400-685-0885
Email: vasa@yuhong.com.cn
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