The passing level of the test has been passed. Congratulations.
The result obtained indicates excellent knowledge of the technical characteristics of ceramic tiles. But still read articles on incorrectly answered questions.
You scored 4 out of 5 possible points.
Your result: 80%
Question 1
An example of a symbol for an adhesive mixture based on a cement binder, intended for interior and exterior work, meeting increased requirements, with increased resistance to slipping, increased open time and high elasticity.
Your Answer Option Right? Result
Dry construction adhesive mixture C2 TE S1, GOST R 56387
0 Dry construction adhesive mixture C2 TE S2, GOST R 56387
1 Dry construction adhesive mixture C2 FE S2, GOST R 56387
0 Dry construction adhesive mixture C1 FE S2, GOST R 56387
0 Dry construction adhesive mixture C1 TE S2, GOST R 56387
0 Dry construction adhesive mixture C1 TE S1, GOST R 56387
0
Material on this issue is presented in the GOST R 56387 .
Question 2
Adhesive mixtures must comply with the requirements of the GOST R 56387 standard and be manufactured according to technological documentation approved by the manufacturer. The main indicators of the quality of adhesive mixtures ready for use (freshly prepared) are ...
Your Answer Option Right? Result
Minimum Density
0 Open time
0 Resistance to slippage
1 Maximum Density
0 Humidity
0 Water holding capacity
1 Average density
0
Material on this issue is presented in the GOST R 56387 .
Question 3
The symbol of adhesive mixtures must consist of the name of the mixture in accordance with GOST 31189, class designation, values of basic quality indicators (if necessary) and standard designation. Adhesive mixtures are divided into the following classes...
Your Answer Option Right? Result
C0 – used for laying tiles with normal water absorption (at least 5% by weight) only for interior work
1 F – mixtures with extended open time
0 E – mixtures with increased resistance to slipping
0 C2 - used for interior and exterior work and meeting increased requirements
1 T – quick-hardening adhesive mixtures
0 C1 – used for interior and exterior work and meeting the minimum regulated requirements
1 S1 – highly elastic mixtures
0 S2− elastic adhesive mixtures
0
Material on this issue is presented in the GOST R 56387 .
Question 4
Adhesive mixtures must comply with the requirements of the GOST R 56387 standard and be manufactured according to technological documentation approved by the manufacturer. The main indicators of the quality of adhesive mixtures in the hardened state are ...
Your Answer Option Right? Result
Wetting ability
0 Strength of the adhesive bond (adhesion) after exposure to an aqueous environment
1 Strength of adhesive bond (adhesion) after cyclic freezing and thawing
1 Strength of adhesive bond (adhesion) after exposure to high temperatures
1 Transverse deformation
0 Strength of the adhesive bond (adhesion) after exposure to an air-dry environment
1 Open time
1
Material on this issue is presented in the GOST R 56387 .
Question 5
To mix (dilute, mix) cement adhesive mixtures of class C1, it is necessary to use...
Your Answer Option Right? Result
Water-based latex mixture
1 Water latex
1 Primer
0 Synthetic oil
0 PVA - emulsion of polyvinyl acetate in water, with a plasticizer and special additives
0 Adhesive milk
0 Water
1 Vegetable oil
0
Material on this issue is presented in technical data sheets for cement adhesive mixtures.
