Product Overview
High-resolution bundle view of Vietnam origin calacatta unique quartz stacked in the warehouse.
Our address
Southern Industrial Park, Van Phu Ward, Lao Cai Province, Vietnam
Phone Number
+86 153 9625 1389 (Whatsapp/Wechat/Cell Phone)
granitemarble@smtstone.com

Our Equipment & Production
Engineered Quartz calacatta unique quartz Effect produced by high craftmanships








Star Products - calacatta unique quartz




Typical Application Scenarios
This industrial compact quartz provides a highly durable surfacing alternative for commercial hospitality and residential architecture.
01
Fabricators use our jumbo full-body slabs for luxury kitchen island waterfall panels, full-height lobby wall cladding, restaurant serving counters, and private villa bathroom flooring where continuous vein transitions are required.
02
Procurement managers specify this material for high-traffic multi-family housing kitchen countertops, commercial office pantries, and luxury hospitality vanity tops.
03
Luxury villa flooring:
Large-format tiles providing a high-gloss, ultra-durable alternative to fragile natural marble.
04
Quality Control & Inspection Standards
Be Smarter Quartz, Be Specialist
Raw Materials Check
Our strict quality assurance protocol governs every production phase from raw quartz aggregate selection to final container dispatch.
Measures Check
Our quality control team enforces a strict multi-point verification protocol across every production run. Slab thickness parameters are checked using electronic micrometers across nine separate coordinate locations, holding a thickness tolerance tightly within +/-0.5mm for 20mm panels. Surface plane levelness deviation is restricted below 0.5mm across the entire length of the jumbo slab.


Surface Check
Each individual piece of Vietnam origin quartz calcutta colors passes through exhaustive visual color shading selection under 5000K overhead LED light arrays. Inspectors check for surface air pinholes, resin pooling defects, or particulate inclusions that break the clear white background field.
Package Check
Approved slabs are secured within heavy-duty timber bundles manufactured according to ISPM-15 wood fumigation standards. Every export bundle is reinforced with high-density polyethylene film sheet partitions to prevent slab-to-slab abrasion during sea freight transport.
FEATURE 01
Full Body Veining Matrix: Ensures continuous vein profiles through all cut edges.
FEATURE 02
10,000 m² Monthly Supply: Scaled industrial production for large commercial tenders.
FEATURE 03
Eco-Friendly Silica Free Quartz: Matches strict workplace safety and health mandates.
FEATURE 04
Zero Resin Staining Clusters: Advanced automated powder distribution prevents color pooling.
FEATURE 05
Non-Porous Surface Structure: Water absorption < 0.03% prevents oil and acid penetration.
FEATURE 06
Mix 3-4 Colors per Container: Optimizes inventory diversity for regional warehouses.
| Technical Parameter | Metric Specification | Testing Standard / Method |
| Material Type | Engineered Quartz / Silica-Free Alternative | Resin-Bonded Crystalline Matrix |
| Quarry Origin / Material Base | Vietnam Sourcing Base / Pure Crystalline Silica | Tariff-Exempt Supply Chain |
| Mohs Hardness | 7 | EN 101 Scratch Hardness Test |
| Water Absorption (%) | < 0.03% | ASTM C97 |
| Compressive Strength (MPa) | ≥ 220 MPa | ASTM C170 |
| Flexural Strength (MPa) | 42 - 54 MPa | ASTM C880 |
| Density (g/cm³) | 2.42 - 2.45 g/cm³ | ASTM C97 |
| Available Finishes | Polished (Glossometer > 90), Honed | Diamond Grit Industrial Buffing |
| Chemical Resistance | Class C4 (Resists residential acids and alkalis) | ASTM C650 |
| Certified Applications | NSF/ANSI 51, CE, SGS Certified | Commercial & Residential Surface |
in one-stop service
Xiamen Smarter Stone Co., Ltd. manufactures Calacatta Unique engineered stone panels for international building material distributors and high-volume commercial projects. This premium artificial white quartz with grey veins is engineered using 93% selected crystalline silica sand or alternative eco-safe minerals combined with 7% advanced polymer resins. The compounding line processes the materials via automated vacuum vibro-compaction under intense mechanical pressure. This creates an artificial quartz slab with full body veins, forcing the grey lineation patterns completely through the 20mm or 30mm thickness rather than leaving them sitting solely on the surface face.
Operating our production infrastructure in Vietnam with a certified monthly output of 10,000 square meters, we supply premium compact quartz for USA market requirements without tariff barriers. Our inventory covers a large variety of colors over 100 colors, including traditional formulations and low-silica or silica free quartz variants. Slabs are pressed in standard jumbo sizes up to 3200mm x 1600mm. The factory machining center operates multi-axis CNC routers to process specialized edge profiles including eased, full bullnose, ogee, and laminated mitered aprons. We provide complete architectural project dry-lay services, batch vein flow serialization, and individual panel tracking labels to simplify jobsite management.

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FAQ
Q: How does the Calacatta Unique quartz structure resist deep pigment staining from liquids like coffee or citrus juices on kitchen counters?
A: The vacuum compaction process yields a high density of 2.42–2.45 g/cm³, ensuring zero internal porosity. Highly pigmented liquids, oils, and household food acids remain entirely on the outer polymer layer without penetrating the stone matrix, ensuring stain protection without requiring recurring surface sealer applications.
Q: What manufacturing controls guarantee pattern and vein continuity when installing multiple quartz panels on adjacent feature walls?
A: We manage slab vein structures during the mineral deposition phase, allowing fabricators to order consecutively numbered slab blocks from matching lot runs. This system ensures identical background whiteness levels and a continuous vein flow when placing adjacent slabs side-by-side.
Q: Can you accommodate mixed color shipments to help regional stone wholesalers optimize their local inventory space?
A: Yes. We allow commercial buyers to mix 3 to 4 distinct quartz colors from our catalog of over 100 designs inside a single 20-foot shipping container. This logistics flexibility allows distributors to offer our premium Calacatta colors alongside other styles without carrying excessive stock costs.

One-stop Quartz Slab Factory
Provide your architectural plans, CAD files, or detailed fabrication cutting matrices to our estimating department to secure a precise material takeoff report, certified physical samples, and a factory-direct wholesale quote within 24 hours.
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