Carrara Marble Slab 

Marble laid on both sides of road after a long time of rain and some Pietra Gray Marble of the pollution of the outside world, time is long will form the rusty spot, rusty spot mainly divided into two kinds of factors inside and outside, the cause of formation of the marble manufacturer to introduce you to:
Kind of the cause of rusty spot is the iron from the stone itself. In general, each kind of stone material itself how many ingredients that contain iron, when the rain after contact with the stone material of iron, will slowly form the rusty spot, this kind of rusty spot to clear more not easily, need to spend a long time to deal with, deal with later. What is important is how to prevent rust stain of regeneration, the effective method is to make protective processing immediately after the cleaning, to prevent water infiltration stone inside again, from the regeneration of the rusty spot.
The second kind of rusty spot is outside, such as Grey Marble Slab processing of residual steel grit or construction of the iron, the decoration of metal parts, etc., this kind of rusty spot easily cleared, generally produce rusty spot later want to completely remove stone is very not easy. So the stone before installing protective treatment than to make protective processing better after completion, because after completion of the height of the wall are quite, construction is not easy, and stone installation process will have contact with the possibility of acid rain, so the construction before protection is good, anti-rust and antifouling.
Marble laying on the road is wide, but generally will appear in the process of the marble laid a lot of aperture, so how to deal with the gap between marble and marble?
1, slitting processing. Use cutting seam in slitting machines for Carrara Marble Slab cutting marble before clearance.
2, sewing processing. Use a vacuum cleaner to clean up dirt in the marble aperture after cutting.
3, glue processing. Glue to repair glue is a link in need technology, first of all, the glue need to marble glue to almost the same with the color of the marble, the closer the tuning out the color of the marble color, come out of the processing Nero Marquina Marble Slab effect will be better.
4, fill in rubber processing. Cloud stone spade will reconcile good marble glue is used evenly fill in the cut slot.
5, grinding processing. After the completed marble glue dry, use marble polishing machine polishing processing, grinding to level off without a scratch.