The base of the middle column umbrella is 38*38*6.5cm 38-48mm
▸ Material Type: Natural Granite
Stone▸ Standard Specification: 600×600×20mm
▸ Physical Density: 2700kg/m³±5%
▸ Compressive Strength: ≥200MPa
▸ Surface Treatment: Mirror Polishing (Gloss≥95GU)
Stone▸ Standard Specification: 600×600×20mm
▸ Physical Density: 2700kg/m³±5%
▸ Compressive Strength: ≥200MPa
▸ Surface Treatment: Mirror Polishing (Gloss≥95GU)
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