1)High-class Chinese natural black basalt
2)Uniform structure, high gloss, black and shiny
3)Large mining recovery
2)Uniform structure, high gloss, black and shiny
3)Large mining recovery
Name: Hainan black
Quarry location :Hainan province, China
Type: Basalt
Quarry location :Hainan province, China
Type: Basalt
Color: Black
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Technical Specification
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Compressive Strength
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2777 Kg/cm2
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Comp. Strength after Gelivity
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2696 Kg/cm2
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Ultimate Tensile Strength
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274 Kg/cm2
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Coeff. Thermal expansion
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0.0045mm/mcº
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Water Absorption
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0.24%
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Impact Test-Min Fall Height
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68 cm
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Specific Gravity
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2.960 Kg/m3
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Hardness (Moh's Scale)
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6.5
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Surface finish: Available in polished,flamed,honed,bush-hammed, Sandblasted, natural split etc
Usage: Wall cladding,flooring,paver stone,kerbstone,garden stone,wall tiles and slabs etc, note:Big gangsaw size slab is available.
Specification for tiles
Specification for tiles
305x305x10mm(12”x12”x3/8”)
305x610x10mm(12”x24”x3/8”)
400x400x10mm(16”x16”x3/8”)
457x457x10mm(18”x18”x3/8”)
457x457x10mm(18”x18”x3/8”)
Specification for slabs:
180upx60/70x2/3/4/5cm
240upx120upx2/3/4/5cm
180upx60/70x2/3/4/5cm
240upx120upx2/3/4/5cm
Specification for slabs 180upx60/70x2/3/4/5cm
Other specification are available by customer request.