Nero Africa Impala

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Black material suitable also for big jobs. the high uniformity in colour puts this material on the top of the range. special care regarding the different quarry’s levels, must be exerted.

Specifications

• Origin: South Africa
• Block Sizes: Even Big Dimensions
• Colour Uniformity: Excellent
• Availability: Excellent
• Prevailing Use: Interior And Exterior
• Polishing Treatment: Excellent
• Other Surface Treatment: Good, Specially The Sand Blasting
• Compressive Strength: 2846 Kg./cm.² | 2848 Kg./cm.²
• Ditto After Gelivity: 2836 Kg./cm.² |2839 Kg./cm.²
• Water Absorption: 0,0058 | 0,0054
• Thermal Coeff. Expansion: 0,0065 mm./m. °C | 0,0063 mm./m. °C
• Impact Test-min. Fall Height: 70 cm. | 72 cm.
• Ultimate Tensil Strength: 271 Kg./cm.² | 273 Kg./cm.²
• Abrasion Coefficient: ————— | —————
• Bulk Density: 2942 Kg./m.³ | 2945 Kg./m.³
• Elasticity Module: ————— | —————
• Knoop Microhardness: ————— | —————
• Flexural Strength: ————— | —————
• Porosity: ————— | —————