Black Stone Color Blank Granite Tombstone

1.Characteristic:

Density: about 3.5g/cbm-4.5g/cbm

Water absorption: 0.04%

Bending strength: 37.6Mpa

Compressive strength: 259.7Mpa.

Brightness: over 92.

Polishing degree: over 100 degree.

2.Size

Head size

100*80*10

105*72*10

105*65*10

110*70*10

Base size

110*14*10

100*14*10

100*14*10

110*14*10

3.Tolerance

1cm: +/-0.5mm; 1.8cm: +/-1mm; 2cm: +/-2mm;

4.Material:

black granite, China black granite, Shanxi black granite, Hebei black granite, mongnlia black granite and so on.

5. packing

1. Very thick plastic rub wraps each pieces of monument part inside to make sure stone inside is not visible and no chance to scratch with each others.2. Wooden pieces or plastic rub to fill with the empty space to make sure stone inside are no way to move.3. Standrad and very strong export crate packing outside..

6.prodece progress

Material→cut to size→polish→bundle→packing

7.Suface finishing

polished,flamed, honed, and bush hannered!

8. Edge treatment 

polished, honed, bushhammered, chiseled, pineaapples, etc

9.Item:

it is divided into Europe, America, USA, Russian, Japanese, and Poland in styles; and divided into Apex, Book, Canopy, Cross, Diamond, Heart, Kerbset,with flower bed, Ogee, Oval, upright serp, and wing in shape.

10.Usage:

cemetery, memorial, garden.

Type

S.W(g/cm3)

C.S(Mpa=kg/cm2)

M.R(Mpa=kg/cm2)

HSD

Absorbaany(%)

Chinablack

3

218.6

26.9

0.09

G603

2.65

156.6

15.8

106

0.33

G614

2.65

222.1

24.5

97

0.37

G640

2.6

187.2

16.2

95

0.28

G664

2.61

128.5

12.8

103

0.31

G606

2.65

167.0

16

0.29

G617

2.54

200.0

14.6

0.38