China G614 Sesame Grey Granite Slabs & Tiles Supplier, Suppliers
Product Description
📋 Products Information
- Product Name: G614 Sesame Grey Granite, industry standard designation G614, also known as ‘Sesame Grey’, ‘Grey Marble Granite’ or simply ‘Sesame Grey’. For international trade quotations, the English name may be abbreviated as G614 Grey Granite to facilitate overseas client searches, enquiries and procurement. This aligns with foreign trade website keyword optimisation requirements, enhancing product visibility.
- Vein Resources: G614 Sesame Grey veins exhibit concentrated distribution and abundant reserves, with proven deposits exceeding 1.2 billion cubic metres solely within Fujian's Nan'an mining area. Formed during the Mesozoic Yanshanian period, prolonged geological evolution and mineral enrichment have produced its distinctive grey base colour and sesame-like veining. The stone exhibits strong integrity with no significant fissures, enabling long-term stable supply. It accommodates both large-scale overseas project procurement and small-to-medium batch customisation, perfectly aligning with diverse international order scenarios.
- Colour and Texture: Dominated by deep and medium grey tones, the base colour is uniformly rich with a dignified, sophisticated hue. The surface features naturally distributed, fine white and light grey sesame-like speckled patterns. These textures are evenly dotted, creating an orderly yet fluid arrangement without any sense of disorder, exuding an inherent minimalist elegance.
- Colour Consistency: Colour variation within the same batch is ≤1.0 grade, demonstrating excellent colour stability. Distinct from ordinary grey granite, it combines decorative appeal with practicality, complementing various mainstream overseas design styles including modern minimalism, neo-Chinese, European, and industrial aesthetics. It caters to diverse international client preferences, particularly aligning with the quality expectations for premium decorative materials in European, American, Japanese, Korean, and Southeast Asian markets.
- Mineral Composition: Predominantly quartz (>68%), potassium feldspar (18%-23%), and plagioclase feldspar, with minor black mica and magnetite. Forms a medium-fine grain structure with a hard, fine texture and minimal porosity. Achieves high gloss upon polishing. offering outstanding resistance to abrasion, corrosion, weathering, and staining. This makes it an ideal choice for both interior and exterior decoration, as well as long-term outdoor projects. The balanced natural mineral composition also creates a distinctive sesame-like texture, serving as the product's core visual identifier with exceptional recognisability.
- International positioning: A core global supplier of premium grey granite, renowned for its ‘subdued colour, consistent quality, high cost-effectiveness, and broad application versatility’. It serves as the mainstream grey stone for high-end architectural decoration, municipal projects, and landscaping. Its export volume consistently ranks among China's top grey granites, enjoying exceptional market recognition particularly in Europe, Japan, South Korea, and Southeast Asia. As a distinctive strength in China's stone exports, it is highly favoured by overseas designers and buyers.
📊 Core Physical and Chemical Properties
| Performance Indicators | Numerical Range (G614 Standard) | Industry Significance (Key Highlights) |
|---|---|---|
| Bulk Density | 2.66–2.74 g/cm³ | Featuring a dense structure and high load-bearing capacity, it is suitable for external wall dry hanging, floor paving, curtain wall decoration, and heavy-duty applications. It meets the stringent requirements of premium overseas projects, exhibits minimal deformation over extended use, ensures structural stability, and complies with European and American building material load-bearing standards. |
| Water Absorption Rate | ≤0.08% | Exceptionally low water absorption with outstanding freeze resistance, impermeability, moisture resistance, and stain resistance. Suitable for humid, rainy, snowy, frigid, and tropical monsoon climates. Requires no additional moisture-proofing or stain-resistant treatments while effectively preventing stone contamination and deterioration. Significantly reduces long-term maintenance costs for overseas clients, adapting to diverse global climatic conditions. |
| Mohs Hardness | Grade 6.5–7.5 | Moderate hardness provides wear resistance, scratch resistance, and impact resistance, making it suitable for high-traffic areas and long-term outdoor use. Resistant to scratches and damage, it substantially reduces long-term maintenance costs for overseas clients while enhancing project cost-effectiveness. Additionally, it is easily cut, polished, and formed to meet complex customisation requirements. |
| Compressive Strength | 180–280 MPa | Exceptional compressive strength enables application in heavy-duty scenarios such as premium curtain walls, municipal plazas, airport VIP zones, and high-end industrial facilities. It meets stringent strength standards for high-end projects across Europe, America, Japan, South Korea, the Middle East, and beyond, accommodating diverse large-scale engineering requirements without structural safety concerns. |
| Flexural Strength | 20–30 MPa | Its commendable flexural strength resists fracture, making it suitable for extensive installations, curved curtain walls, and intricate custom shaping. This adaptability fulfils bespoke overseas project requirements, accommodating diverse specialised designs and enhancing decorative versatility. |
| Abrasion Resistance (Wear Volume) | <0.18 g/cm² | Outstanding abrasion resistance ensures an outdoor lifespan exceeding 50 years with minimal maintenance. Suitable for high-traffic outdoor settings and high-frequency indoor areas, it maintains an excellent appearance over extended use. This reduces long-term operational costs for overseas clients, enhancing the project's overall cost-effectiveness. |
| Acid Resistance Rate | ≥97.8% | Resistant to acid rain and chemical corrosion, suitable for industrial zones, polluted environments, and coastal regions. Exhibits no corrosion or discolouration over extended use, adapting to diverse global settings—particularly ideal for coastal nations' outdoor projects—significantly extending stone longevity. |
| Alkali Resistance Rate | ≥98.6% | Exceptional alkali resistance allows safe pairing with diverse building materials without chemical reaction risks. Suitable for both indoor and outdoor decorative applications, it simplifies design and construction complexity while boosting efficiency, meeting varied overseas project requirements. |
| Weathering Resistance | Excellent | Maintains stability in extreme temperatures from -40°C to 70°C. Withstands over 30 years of outdoor exposure without noticeable colour variation, weathering, or deformation. Suitable for global climates including polar, tropical, and subtropical regions. Eliminates concerns about climatic effects on stone appearance. Meets diverse overseas project requirements while reducing long-term maintenance costs. |
| Radioactivity | Class A (Compliant with Standards) | Safe for both indoor and outdoor use, compliant with premium environmental and safety standards including European/American (ASTM C615), Japanese/Korean (JIS A 5201), and Middle Eastern (SASO) regulations. Ensures seamless customs clearance for direct application in diverse civil and public buildings, mitigating overseas import risks and facilitating smooth delivery for clients. |
🗂️ Core Sub-Categories
G614B Sesame Grey is systematically classified into three primary sub-categories based on shade depth and the density of its signature sesame speckles. Each grade offers distinct visual and performance characteristics, catering to diverse overseas market preferences and specific project requirements. This classification enables flexible recommendations aligned with client budgets, aesthetic goals, and application contexts. Outlined below are the most internationally sought-after categories, designed to help overseas clients quickly identify suitable options and improve enquiry conversion rates:
G654A Grade (Premium)
Quarried from the core production region of Zhangpu, Fujian, this top-tier variant features a deep grey base colour adorned with fine, uniform sesame-like speckles in a sparse distribution. It exhibits no noticeable colour variation or fissures, with a post-polishing gloss level reaching ≥95°.
Targeted at premium architectural decoration and high-end interior finishing, it is the preferred choice for luxury hotels, villas, commercial complexes, and office buildings in overseas markets, particularly Europe, America, and Australia. While commanding a relatively higher price, its superior quality embodies a minimalist and sophisticated decorative aesthetic.
G614B Grade (Standard)
Also originating from Zhangpu, Fujian, this grade presents a charcoal grey base with naturally distributed sesame speckles of moderate density. Colour variation within batches is strictly controlled to ≤0.8 grade, with no visible fissures, making it suitable for a variety of surface finishes.
Primarily utilised in municipal projects, standard architectural decoration, and landscape design, it offers exceptional value for money. As the mainstream choice for bulk overseas procurement, it is ideal for various mid-to-high-end projects, striking an optimal balance between quality and cost while meeting large-scale purchasing demands.
G614B Grade (Coarse-Grain)
Sourced from the same Zhangpu region, this grade features a deep charcoal grey base with densely clustered, slightly larger sesame-like grains, imparting a distinctive rugged texture. Exceptionally hard and highly wear-resistant, it is primarily used for outdoor landscapes, municipal plazas, and gravestones.
Well-suited for overseas landscaping projects, commemorative installations, and industrial buildings, its affordable price point makes it ideal for large-scale outdoor procurement, delivering outstanding value for money. It also complements industrial-style interior design applications, offering versatility beyond traditional uses.
⚙️ Processing Techniques and Surface Finishes
1. Standard Panel Dimensions
- Standard Large Slabs: 2400×1200×20/30mm, 3000×1500×20/30mm, 3200×1600×20/30mm (Premium project-specific dimensions for curtain walls and flooring).
- Standard Thin Slabs: 600×600×10/15mm, 800×800×10/15mm, 1000×1000×15mm (Ideal for interiors, lightweight cladding, and tabletops).
- Engineering Customisation: Digital cutting to project drawings with processing tolerances ≤±0.3mm to fulfill bespoke architectural requirements.
2. Surface Finishes
- Polished: Gloss ≥93° (up to 100-110° on premium grades), mirror-like finish for hotel lobbies and villas.
- Flamed Finish: Slip coefficient ≥0.80, textured for outdoor walkways and rainy/snowy regions.
- Bush-hammered: Uniform relief texture balancing slip resistance with decorative appeal for dry-hung walls.
- Honed Finish: Soft matte sheen with subtle veining, suitable for premium indoor floors and counters.
- Sandblasted: Frosted aesthetic with high stain resistance for contemporary exterior and interior walls.
- Natural Split: Rugged, primal texture for landscape borders, garden features, and cultural tourism sites.
3. Specialised Processing
- Municipal Engineering: Kerbstones, tree surrounds, step stones, and tactile paving stones adapted to municipal standards globally.
- Architectural Decoration: Curved curtain panels, carved motifs, columns, Roman pillars, door/window frames.
- Landscape and Memorial: Stone balustrades, landscape boulders, stone tables/benches, garden sculptures, memorials, and gravestones.
🏢 Primary Application Areas
1. High-end Architectural Decoration
External wall dry-hanging and curtain walls: Premium hotels, office towers, government buildings, luxury villas, and commercial complexes. The grey base paired with sesame-like texture exudes a minimalist, sophisticated, dignified, and stately character, elevating architectural prestige.
Interior Decoration: Ideal for luxury hotel lobbies, shopping mall atriums, villa flooring, stair treads, feature walls, and countertops. It complements high-end interior design styles, emphasising quality and natural charm.
2. Premium Municipal & Commemorative Projects
Municipal Squares: Ideal for upscale municipal plazas, scenic pathways, cultural square paving, and stair treads, combining practicality with decorative appeal. Examples include overseas Chinese community squares, urban landscape plazas, and airport terminal perimeter paving.
Commemorative Projects: Monuments, memorial halls, martyrs' cemeteries, and pedestals for celebrity sculptures. The grey base colour symbolises solemnity, reverence, and eternity, making it ideal for commemorative settings.
3. Premium Horticulture & Landscape
Landscape Architecture: Premium residential estate landscaping, park features, golf courses, scenic area ornamental stones, and stone balustrades. Blends natural beauty with sophisticated style.
Signature Architecture: Leveraging G614 Sesame Grey's natural texture for premium guesthouses, cultural town wall construction, industrial-style exhibition halls, and New Chinese-style architectural decoration.
4. Other Premium Applications
Premium Countertops: Bars, high-end villa washbasins, dining surfaces, and kitchen worktops with exceptional resistance to wear, oil stains, and contamination.
Premium Gravestones & Memorials: Conveys solemnity and eternity, with customizable shapes and engravings aligning with global traditions.
Premium Industrial Stone: Factory flooring, anti-corrosion projects, and workshops requiring acid, alkali, and wear resistance.
✨ Why Choose G614 Sesame Grey Granite
- Minimalist Sophistication with Broad Aesthetic Compatibility: Sourced from China's exclusive quarries, its grey base is adorned with natural sesame-like veining. Complements diverse international design trends including modern minimalism, neo-Chinese, European, and industrial styles.
- Exceptional Quality & Durability: Boasting a Mohs hardness of 6.5-7.5, its abrasion resistance, compressive strength, weather resistance, and stain resistance ensure an outdoor lifespan exceeding 50 years with minimal maintenance.
- High Processing Precision & Flexible Customisation: Equipped with advanced digital machinery and specialised technical teams, achieving processing tolerances ≤±0.3mm for oversized slabs and complex profiles.
- Global High-End Compatibility: Class A radioactivity compliance meets international environmental and safety standards across Europe, America, Japan, South Korea, and the Middle East. Operates reliably across polar, tropical, and subtropical climates.
- Mature Supply Chain & Streamlined Logistics: Direct maritime access via Xiamen, Quanzhou, and Zhangzhou ports to major global destinations under an integrated manufacturing and cross-border logistics structure.
- Outstanding Value for Money & Competitiveness: Competitive pricing against comparable imported granites, consistent batch quality, and an established global reputation with exports accounting for over 90% of production.
🚢 Packaging and Transportation
Packaging Standard
Premium wooden pallets + moisture-proof film + bubble wrap + steel strapping reinforcement (pallet weight ≤1.8 tonnes). Protective padding between slabs prevents transit scratching, supplemented by an added texture protection layer.
Shipping & Logistics
Direct export via Xiamen, Quanzhou, and Zhangzhou ports using 20ft or 40ft high-cube containers. Direct routing to key ports worldwide with continuous tracking to ensure punctual delivery.
Minimum Order Quantity (MOQ)
1 x 20-foot container (approx. 22–28 tonnes). Mixed container loading is permitted across different surface finishes, product categories, and dimensions to meet varied project volumes.
