Preto Brazil Granite Slabs

Name: Preto Brazil Granite Slabs
Brand: StoneContact.com
SKU: 213822
Price: 100 USD
Availability: InStock

Material:

Stone Name:Preto Brazil Granite

Black - Granite

Origin:Brazil

Supplier Detail

BRAMINAS BRASILEIRA DE GRANITOS E MARMORES LTDA

Brazil

Main Product:

dourado caju, golden caju, jacar a rose, jacar a fantasy, azul florido, blue fantastic st ard, verde aquarius, green aquarius granite

BRAMINAS BRASILEIRA

Tel: 55 11 4035-2900

Adr: RUA ADA DELLA ROCCA, 531 – BAIRRO DA PENHA – DISTRITO INDUSTRIAL I

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Product Description

Petrographical Classification:
Popular Name:	Preto Brazil
State:	Santa Catarina
Commercial Classification:	Preto Brazil
Petrographical Classification:	Gabro Black Absolut

...Technological Essay:
Coefficient of Linear Thermal Expansion		7,30 x 10-3 mm/mCo
Uniaxial compression test to Natural and Determination of the velocity of propagation of ultrasonic wave(NBR 8802/94):
Tension		2477 kgf/cm2 - 243,0 MPa
Velocity of Propagation		5.774 m/s

Test results of resistance to chemical attack (based on NBR 13.818/97, Annex H), for the sample "Absolute Black Gabbro (LMCC-P 322/08), completed in 23.09.2008.
REAGENT USED	APPLICATION TIME	RESULT (macroscopic observation of the area tested)
Ammonium chloride (100 g/L)	24 hours	Macroscopic observation of the area tested Weak bleaching (dark gray), the contact area.
Sodium hypochlorite (20 g/L)	24 hours	Macroscopic observation of the area tested Weak bleaching (dark gray), the contact area.
Citric ácid (100 g/L)	24 hours	Macroscopic observation of the area tested Weak bleaching (light gray), the contact area.
Lactic acid (5%)	24 hours	Macroscopic observation of the area tested Weak bleaching (light gray), the contact area.
Acetic acid (3%)	24 hours	(Macroscopic observation of the area tested Weak bleaching (dark gray), the contact area.
Hydrochloric acid (3%)	96 hours	Macroscopic observation of the area tested Weak bleaching (light gray), the contact area.
Hydrochloric acid (18%)	96 hours	Macroscopic observation of the area tested Weak bleaching (light gray), the contact area.
Potassium hydroxide (30 g/L)	96 hours	Macroscopic observation of the area tested Weak bleaching (dark gray), the contact area.
Potassium hydroxide (100 g/L)	96 hours	Macroscopic observation of the area tested Weak bleaching (dark gray), the contact area.