Greenstar Engineering Whitepaper

High-Quality SPC LVT Flooring Supplier & Suppliers

Architectural Precision, Micro-Creep Core Engineering, and Reusable Polypropylene Formwork Technology for Global B2B Supply Chains

Direct Factory Portfolio

Featured Commercial SPC & LVT Flooring Systems

Engineered for extreme wear resistance, complete waterproof integrity, and structural reliability across global architectural applications.

Self-Adhesive Vinyl Tiles PVC LVT Plank Flooring

High-Quality Self-Adhesive Vinyl Tiles PVC LVT Plank Flooring

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China PP Hollow plastic formwork panel 18mm for concrete

China PP Hollow Plastic Formwork Panel 18mm for Concrete

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SPC rigid vinyl plank with wood grain design

China SPC Rigid Vinyl Plank Wood Grain Indoor Flooring

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Waterproof Plastic Vinyl LVT Glue Down Flooring

High-Quality Waterproof Plastic Vinyl LVT Glue Down Flooring

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PP Plastic Slab Concrete Hollow Formwork 18mm

Wholesale PP Plastic Slab Concrete Hollow Formwork 18mm

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Waterproof SPC Vinyl plastic flooring indoor using

High-Quality Waterproof SPC Vinyl Flooring Indoor Series

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LVT SPC Luxury Vinyl Tile Flooring

High-Quality LVT SPC Luxury Vinyl Tile Flooring Systems

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Reusable plastic concrete shuttering formwork

Reusable Plastic Concrete Shuttering Formwork for Building

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Industry Intelligence

Macro-Industry Solutions & Architectural Performance Metrics

Evaluating Material Stability, Dimensional Integrity, and Acoustic Dampening across Modern Built Environments.

Commercial & Hospitality

Designed for heavy foot traffic, modern commercial spaces require high wear resistance (0.5mm / 20mil wear layer minimum) and rapid installation click mechanisms. Our SPC flooring offers dimensional stability under temperature variances from 0°C to 55°C without telegraphing subfloor imperfections.

Residential Multi-Family

In multi-family real estate development, acoustic insulation (STC and IIC ratings) is paramount. Integrated IXPE underlayments provide up to 21dB impact sound reduction while providing 100% waterproof protection against kitchen and bathroom spillages.

Industrial Construction & Formwork

Beyond interior flooring, Greenstar’s 18mm Polypropylene (PP) Hollow Plastic Formwork panels replace traditional plywood in poured concrete structures, achieving 50 to 80 reuse cycles while remaining completely impervious to moisture, acids, andalkali corrosion.

Information Gain Highlight: Unlike conventional LVT which relies heavily on plasticizer flexibility, Stone Plastic Composite (SPC) utilizes a high-density matrix of natural limestone powder (CaCO3) and virgin polyvinyl chloride resin at a precise 3:1 ratio. This achieves an average core density exceeding 2,000 kg/m³, providing zero edge-curl under direct sunlight.

As a leading high-quality SPC LVT flooring supplier & suppliers operating out of Shuyang, Jiangsu Province, Greenstar New Materials bridges the gap between material polymer science and practical construction engineering. The global market shift toward resilient flooring is driven by the demand for subfloor-tolerant, low-VOC, and micro-scratch resistant surfacing. By controlling the entire manufacturing chain from resin compounding to precision click-profile milling, our technical lines eliminate the common failures associated with third-party outsourced assembly.

Material Engineering

Technical Architecture & Chemical Engineering Roadmap

Deconstructing the Multi-Layer Matrix of High-Performance Resilient Surfaces.

1

Double UV Acrylic Shield

Nano-ceramic particle reinforced UV coating providing stain resistance, anti-fading UV protection, and enhanced scuff resistance matching AC4/AC5 commercial standards.

2

Calendered Wear Layer

High-transparency virgin PVC wear film (0.3mm to 0.7mm thickness) engineered to withstand high static load indentation and continuous heavy foot traffic.

3

3D High-Definition Print Film

Ultra-realistic natural timber grain, marble, and concrete aesthetic layers captured at 600 DPI, synchronized with EIR (Embossed In Register) surface textures.

4

Ultra-Rigid Stone Composite Core

Extruded virgin PVC and finely ground natural calcium carbonate composite core delivering thermal stability (≤0.12% dimensional change under 80°C testing).

Next-Generation Innovations in SPC & LVT Manufacturing

The technical evolution of resilient flooring is focused on four major technological vectors:

  • Bio-Based Non-Phthalate Plasticizers: Eliminating orthophthalate compounds by transitioning exclusively to DOTP (Dioctyl Terephthalate) and bio-based soybean oil plasticizers, ensuring zero toxic off-gassing and indoor air quality certification under FloorScore standards.
  • Digital Direct Print (DDP) Surface Processing: Removing physical film layers by printing high-resolution decor patterns directly onto the rigid core substrate, expanding pattern repeatability from 10m² to over 50m² for zero visual repetition.
  • Integrated Acoustic Underlayment Co-Extrusion: Moving away from secondary glued foam underlayments toward direct-fused closed-cell IXPE or anti-microbial EVA backing layers that never delaminate over time.
  • Unilin & Valinge Precision Locking Profiles: Milling tight-tolerance locking joints (±0.02mm precision) to guarantee pull-off shear strength exceeding 2.5 kN/m, eliminating gap formation during seasonal ambient humidity swings.
Production Capacity & Scale

Industrial Efficiency by the Numbers

Quantifiable Manufacturing Benchmarks across Greenstar's Facilities.

15+
Years Industry Experience
3,000㎡
Central R&D Testing Facility
8
Automated Extrusion Lines
40+
Export Destination Countries
85%+
B2B Client Retention Rate
Smart Manufacturing

China Industry 4.0 Factory: Supply Chain Resilience & Speed

How Automated Compounding, Gravimetric Dosing, and Deep-Port Logistics Deliver Superior Cost-to-Performance Ratios.

Gravimetric Raw Dosing

Our Shuyang plant utilizes computerized gravimetric feeding systems that measure calcium carbonate, PVC resin, and non-toxic heat stabilizers down to 0.1-gram accuracy, preventing batch-to-batch density variance.

Automated Optical Inspection (AOI)

High-resolution inline laser sensors monitor board thickness, click profile geometries, and surface printing flaws in real time. Defective boards are automatically ejected prior to packaging.

Port Proximity & Shipping

Situated within optimal transit distance to Lianyungang and Shanghai deep-water ports, Greenstar maintains typical order dispatch within 7 to 15 days, minimizing ocean freight lead times for global distributors.

Technical Decision Matrix

Material Performance Comparison Guide

Detailed benchmark data to assist procurement directors and architectural specifiers.

Performance Characteristic Glue-Down LVT Click-Lock LVT Rigid Core SPC 18mm PP Hollow Formwork
Primary Composition Flexible Virgin PVC + Plasticizers Flexible PVC + Glass Fiber Mesh 75% CaCO3 Limestone + 25% PVC High-Impact Polypropylene Co-Polymer
Overall Thickness 2.0mm – 3.0mm 4.0mm – 5.0mm 4.0mm – 8.0mm 12mm – 18mm Standard
Wear Layer Range 0.12mm – 0.50mm 0.30mm – 0.50mm 0.30mm – 0.70mm (12-28 mil) N/A (Structural Concrete Forming)
Dimensional Stability ≤ 0.25% (ISO 23999) ≤ 0.15% (ISO 23999) ≤ 0.08% (ISO 23999 Super Stable) High Flexural Strength, Zero Swell
Waterproof Capability 100% Surface Waterproof 100% Surface Waterproof 100% Core & Surface Waterproof 100% Weatherproof & Waterproof
Installation Method Full-Spread Adhesive Floating Unilin Click Floating Click (Unilin / Valinge) Carpentry Nailing & Clamping
Sound Reduction (IIC) Delta Lw ~ 5-8 dB Delta Lw ~ 14-16 dB Delta Lw ~ 19-22 dB (with IXPE) N/A
Primary Target Application Retail, Budget Housing Light Commercial, Residential Heavy Commercial, Condos, Hotels Concrete Slab, Column & Wall Forming
Global Standardization

Localization Support, Compliance & Enterprise OEM/ODM

Assuring International Quality Norms, Private-Label Packaging, and Seamless Import Compliance.

Strict Regulatory Standards

Our product catalog complies with rigorous international testing standards including CE Marking (EN 14041), FloorScore Indoor Air Quality certification, REACH registration for zero hazardous phthalates, and ASTM F3261 performance standards for rigid core vinyl flooring across North America.

OEM & Private Label Services

We provide comprehensive private label services for global brand owners, importers, and floor covering distributors. From customized carton printing, barcoding, insert sheets, to custom color matching against Pantone or natural timber physical samples, our R&D center fulfills exact OEM parameters.

Customs & Shipping Protocols

Every sea container dispatched from our factory undergoes strict floor-loading optimization, palletized wrapping with moisture-resistant foil barriers, and complete HS Code documentation to streamline import clearance across EU, US, Middle Eastern, and Southeast Asian customs hubs.

Streamlined 5-Step Order Execution Framework

01

Spec Review

Analysis of target thickness, wear layer, color film, click profile, and acoustic pad requirements.

02

Sample Sign-off

Physical master samples and lab test reports delivered via express courier for client validation.

03

Extrusion & Lamination

Automated compounding, extrusion, hot-pressing, and double UV topcoat curing under strict QC.

04

Profiling & Inspection

High-precision click milling, acoustic pad attachment, and automated optical laser inspection.

05

Export Logistics

Container stuffing, fumigated wood palletization, port delivery, and immediate bill of lading release.

Direct Factory Answers

Frequently Asked Technical Questions (FAQ)

Clear, expert responses to technical procurement, product structural questions, and export parameters.

What is the primary physical structural difference between LVT and SPC flooring?

LVT (Luxury Vinyl Tile) is a flexible vinyl flooring manufactured primarily from PVC resins and plasticizers, offering a softer, quieter underfoot feel suitable for glue-down or light click installations. SPC (Stone Plastic Composite) features an ultra-rigid core formulated from calcium carbonate powder (limestone) and PVC resin without plasticizers. This gives SPC significantly higher density (2,000+ kg/m³), superior dimensional stability under thermal variance, complete resistance to subfloor telegraphing, and 100% waterproof performance across commercial environments.

How does Greenstar ensure zero edge-gapping or locking profile shear failure in SPC flooring?

Locking profile failures are caused by low-density core material or imprecise milling. Greenstar utilizes Homag and TENON high-precision profiling machinery to mill licensed Unilin and Valinge click systems with tolerances within ±0.02mm. Furthermore, our rigid core formulation maintains a balanced 3:1 calcium-to-PVC ratio and undergoes a 48-hour annealing tempering period post-extrusion to relieve internal material stresses before profiling.

Why is 18mm PP Hollow Plastic Formwork superior to traditional Plywood for concrete construction?

Polypropylene (PP) hollow structural formwork offers major life-cycle cost advantages: 1) Reusability: PP formwork can be reused over 50 to 80 times compared to 3-5 times for standard marine plywood. 2) Water Resistance: Polypropylene does not absorb water, eliminating swelling, delamination, and warping. 3) Concrete Finish: The smooth non-porous PP surface produces mirror-like concrete surfaces without requiring chemical release agents. 4) Recyclability: Worn panels are 100% recyclable into new plastic products.

What wear layer thickness is recommended for heavy commercial installations?

For heavy commercial installations such as hotel lobbies, hospital corridors, retail stores, and educational facilities, we recommend a minimum wear layer of 0.50mm (20 mil) or 0.70mm (28 mil) paired with our double UV acrylic coating embedded with aluminum oxide nano-ceramic particles. For residential multi-family projects, a 0.30mm (12 mil) wear layer offers optimal balance between durability and cost effectiveness.

Are Greenstar products certified for low indoor VOC emissions and eco-friendly building standards?

Yes. All Greenstar vinyl floor coverings are manufactured using 100% virgin PVC resins without recycled heavy-metal contaminants. Our products are tested and certified under FloorScore, meeting strict California Specification 01350 indoor air quality thresholds. They are free of orthophthalate plasticizer additives, heavy metals (Lead, Cadmium, Mercury), and formaldehyde, allowing them to contribute toward LEED v4 green building accreditation credits.

Can SPC flooring be installed over existing subfloors with underfloor radiant heating systems?

Yes. SPC’s high limestone composition gives it excellent thermal conductivity and structural stability under heat. It can be safely installed over hydronic or electric underfloor heating systems provided the surface temperature does not exceed 27°C (80°F). Our rigid core boards pass ISO 23999 heat stability tests with dimensional expansion under 0.08%.

What is your minimum order quantity (MOQ) and lead time for custom OEM orders?

For standard stocking colors and specs, our minimum order quantity starts at 500 square meters per decor. For custom OEM thickness, custom decor print film matching, or private label box printing, our typical order threshold is one 20-foot container (approx. 2,200 to 2,800 sq.m depending on thickness). Production lead time is typically 7 to 15 days from deposit confirmation.

Complete Supply Catalog

Explore Full Product Series

Direct access to our primary resilient flooring and structural plastic formwork product lines.

China PP Hollow plastic formwork panel 18mm

China PP Hollow Plastic Formwork Panel 18mm for Concrete

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China SPC rigid vinyl plank wood grain

China SPC Rigid Vinyl Plank Wood Grain Indoor Flooring

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Waterproof Plastic Vinyl LVT Glue Down Flooring

High-Quality Waterproof Plastic Vinyl LVT Glue Down Flooring

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PP Plastic Slab Concrete Hollow Formwork 18mm

Wholesale PP Plastic Slab Concrete Hollow Formwork 18mm

View Specifications
Waterproof SPC Vinyl plastic flooring indoor using

High-Quality Waterproof SPC Vinyl Flooring Indoor Series

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LVT SPC Luxury Vinyl Tile Flooring

High-Quality LVT SPC Luxury Vinyl Tile Flooring Systems

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Reusable plastic concrete shuttering formwork

Reusable Plastic Concrete Shuttering Formwork for Building

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Waterproof SPC flooring 4mm marble wood color

High-Quality Waterproof SPC Flooring 4mm Marble & Wood

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