What are the marble material types？

1. Variety of marble

Class A: high quality marble, with the same, excellent processing quality, no impurities and pores.

Type B: the characteristics are close to the former type of marble, but the processing quality is slightly worse than the former;Having natural defects;Small amounts of separation, gluing and filling are required.

Category C: There are some differences in processing quality;Defects, pores and grain faults are common.These differences can be patched with moderate difficulty by separating, gluing, filling, or reinforcing one or more of these methods.

Class D: Similar to class C marble in features, but it contains more natural defects and has the greatest difference in processing quality, requiring multiple surface treatments by the same method.This kind of marble complicates many colorful stones, which have very good decorative value.

2. Characteristics of marble

(1) Good decorative performance, marble does not contain radiation and gorgeous color, rich color, is widely used in the interior wall, the decoration of the ground.Excellent machining performance: sawing, cutting, polishing, drilling, carving, etc.

(2) The wear resistance of marble is good, not easy aging, its service life is generally in 50-80 years or so.

(3) In industry, marble is widely used.Such as: used for raw materials, purification agent, etc.

(4) Marble is non-conductive, non-magnetic, field stability and other characteristics.

From A commercial point of view, all naturally formed and polished limestone rocks are called marble, not marble is suitable for all architectural occasions, so marble should be divided into A, B, C and D.This classification method is particularly suitable for the relatively brittle C and D marbles, which require special treatment before or during installation