Q:What is the waterproof sheet with rock?

somewhat similar to the role of oil mulberry waterproofing layer of green beans.

Q:as well as In the summer when the sun is direct, absorb a certain amount of heat, to prevent the softening of the waterproof material heat

The rock is the northern boundary of the granite zone.

Q:Gravel, shale, slate, what are the characteristics

such as the northern Chinese Cambrian and Ordovician bamboo leaf limestone

Q:How Sandstone and slate quality like

In combination with the above, the quality of the rock can only be judged by the composition of the composition

Q:what are the characteristics of shale

According to the size of the gravel, the conglomerates are divided into boulders (> 256 mm) Rock, gravel (64 to 256 mm) conglomerate,

Q:What is the diffrence slate and sandstone ?

its products are pollution-free, no radiation, no reflection, no weathering, no discoloration, heat absorption, insulation, anti-skid and so on

Q:What is the meaning of slate?

Slate is a rock with a plate structure, basically no recrystallization

Q:How is the slate formation like?

The trend is 90 ° apart from the tendency. The angle between the sloping line of the rock and its horizontal projection line is the (true) inclination of the formation

Q:What are the living condition of slate

Slate in the rain and snow and frost under the natural circulation of easy collapse of fine-grained soil

Q:Where is the main distribution area of slate?

3. Xingzi County, Jiangxi Province is mainly produced black slate, there are green slate, but the price is more expensive.