Chinese Rectangular Half Round Shaped Light Grey/Black Slate Roofing

• Customization: Available
• Color: Green,Black, Grey , Rustic, Yellow, Multi Color
• Thickness: 5-7,6-8,8-10,9-12,12-15 and up
• Usage: Roof, Floor, Wall, Landscaping, Decoration
• Customized: Customized
• Style: Classical, China Traditional, Western Modern etc
• MOQ: 100 Square Meter, Sample Order Is Negotiable.
• Our Advantage: Own Factory, Experienced QC
• Surface Finishing: Split
• Finished: Natural,Mushroom, Natural Split and Rough Edge
• Features: with Good Acid; Low Water Absorption; Excellent an
• Other Products: Culture Stone, Slate, Mosaic, Cobble and Pebble
• Transport Package: Strong Wooden Crate
• Specification: standard size 400x200mm and customized
• Trademark: Tianyuan stone
• Origin: China
• HS Code: 68029390
• Production Capacity: 3000 Square Meters Per Month

Product Description

Chinese Rectangular Half Round Shaped Light Grey/Black Slate Roofing

Slate tile,slate slab,black slate,black slate tile,black mustang slab,rusty tile,rusty slab,multicolor slab,oriental rusty tile,
black,green slate,grey green tile,etc.

Roofing slate tiles,square roofing slate,round corner roofing tiles,black roofing slate,grey roofng slate,rusty roofing slate.

Stone Name:	Black Natural Slate Tile, Roof Slate
Material:	Natural  Slate Stone
Stone Colors:	Grey, Beige, Black, Rusty, Red, Green, etc..
Type:	Square, Rectanglar,etc
color	Black, black rusty, yellow, tan, rusty, grey, green and so on
Size:	from 60x30cm, 50x25cm,40x25cm to 40x20cm, and 20x20cm, etc.;
Thickness:	5-7mm, 6-8mm,7-9mm supplied available;
Weight:	Abt 25Kgs/Sq.M. for thickness of 1cm, Abt 50Kgs/Sq.M for thickness of 2cm
Surface Finishing:	Split natural, honed surface, sand blasted, curving, painting; bottom side calibrated treatment
Usage:	Roof
Packing:	Strong Fumigated Wooden Crates or Fumigated-free crates
SHOS Standards:	1.Length and Width tolerance: ±0.5mm; 2.Angles tolerance less: ±1º; 3.Thickness tolerance: ±1mm; 4.Flat surface without pyrite point and other color points. 5.Tiles accordant color; 6.Each pc sound control

1.)How many m2 roof slate will be needed to cover 1 m2 roof area?

Usually to 2.5-2.8 m2 square shaped roof slate can cover 1 m2 roof area; 

Other specific type like thickness 1.8-2.1 m2 roof slate can cover 1 m2 roof area. 

Anyway,it's up to your installation way in actual situations.
 

2.)The weight of 1 m2 roof slate?

Density to slate is about 2.78, 

Fox example thickness is 5-7mm, the weight of 1 m2 is 1x0.006x2.78 = 16.68 kgs. 

More thick, more weight of course.
 

3.) How many years of the roof slate can use?

Natural slate stone roof tile can use more than 70-75 years.
 

Features Of Slate

1.Long service life;
2.Highest storm resisting strength;
3.Natural building material;
4.Eco-friendly , no costs for waste disposal;
5.No architectural limits, for commerce and  private residence;
6.Has a unique style;
7.Easy for installation;
8.Convenient to clean;
9.Good for health;
10.Choice of high taste;
11.Safety and environment protection.