Eps Cement Sandwich Panel Machine

Eps Cement Sandwich Panel Machine

Eliminate panel delamination & cracking. Epsole's EPS cement sandwich panel turnkey line delivers high-strength pressing, A1 fire rating & 45dB soundproofing.
Product Details

Hangzhou Epsole Machinery Co., Ltd. is one of the most reliable manufacturers and suppliers of eps cement sandwich panel machine in China. We warmly welcome you to buy high quality eps cement sandwich panel machine for sale here from our factory. Good service and reasonable price are available.

 

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EPS Cement Sandwich Panel Machine: Proprietary Composite Pressing & High-Strength Molding for Crack-Free, Code-Compliant Wall Panels

Stop losing commercial construction tenders due to two-end panel delamination, surface cracking, or failed acoustic and seismic tests. Epsole delivers a complete EPS Cement Sandwich Panel Turnk吗ey Production Line-integrating Virgin EPS Pre-Expansion, Non-Segregating High-Shear Slurry Mixing, and Multi-Cylinder Synchronous Hydraulic Composite Pressing Mold Cars-to produce monolithic lightweight wall panels that exceed ASTM, EN, BS, and GB building standards.

 

Key Selling Points

• Zero Two-End Delamination: Heavy-duty box-beam mold frames with multi-cylinder synchronous hydraulic clamping apply uniform pressure across the entire calcium silicate / fiber cement face board, locking both ends as tightly as the center (±1.0 mm flatness).
• High-Strength Anti-Crack Monolithic Core: Planetary high-shear mixing with hydrophilic polymer modifiers prevents EPS bead floating, achieving ≥3.5–5.0 MPa compressive strength and precision Tongue-and-Groove interlocking edges.
• Certified Acoustic, Seismic & Class-A1 Fire Performance: Engineered to pass strict developer inspections-42–48 dB sound insulation, >3.5-hour fire resistance (Class A1), ≥1000 N single-point hanging load, and Magnitude-8 seismic resistance.

 

Why Do Many Lightweight Wall Panel Factories Struggle with Two-End Delamination, Cracking, and Failed Building Code Tests?

 

 
 

Two-End Delamination & Face-Board Peeling

• Why It Happens: Cheap mold cars and presses use thin tie-rods and uneven clamping Mechanisms. Under internal slurry pressure and hydration heat, the mold frame bows outward at both ends-leaving a microscopic gap between the calcium silicate face board and the EPS-cement core.

• The Field Consequence: Within weeks of stacking or installation, the face boards at both ends of the 2.44 m / 3.0 m panel peel away when sawed or nailed, causing massive site rejection.

 
 
 

EPS Bead Floating, Core Segregation & Surface Cracking

• Why It Happens: EPS foam beads have a density of only 12–18 kg/m³, while cement mortar is over 1,500 kg/m³. Ordinary mixers cannot coat the hydrophobic EPS beads properly-so during pouring and vibration, EPS beads float to the top while heavy cement sinks to the bottom.

• The Field Consequence: Uneven density creates severe differential drying shrinkage, leading to deep structural cracks across the panel surface and crumbly edges that break during handling.

 
 
 

Substandard Sound Insulation & Weak Seismic/Hanging Strength

• Why It Happens: Because the core contains interconnected air voids and poor interfacial bonding with the outer boards, sound waves pass right through and expansion bolts pull out easily.

• The Field Consequence: Your panels get disqualified from high-margin projects like hotels, hospitals, schools, and high-rise steel-frame apartments that strictly mandate ≥40–45 dB STC soundproofing and ≥1000 N hanging strength.

 

 

Tailored Turnkey Value for Your Building Materials Business
 

 

 

For New Lightweight Wall Material Manufacturers & Investors

• Complete Chemical Formula & Local Raw Material Adaptation: You don't need a background in polymer chemistry. Our turnkey package includes proven anti-floating, anti-crack slurry formulas adapted to your local cement grade, fly ash/slag, sand, and climate humidity.

• In-House Virgin EPS Foaming Saves 25%–30% Core Material Cost: By including the upstream EPS pre-expander right inside your line, you expand raw EPS resin yourself instead of buying expensive external foam sheets or low-grade recycled crumbs.

• Fast ROI & End-to-End Commissioning: From 2D/3D plant layout and foundation drawings to on-site installation, slurry trial batching, and first-batch panel testing, our engineers stay until your workers master the entire process.

For Prefabricated Building Component Factories & EPC Contractors

• 100% Project Tender Qualification: Produce structural-grade lightweight partition and exterior cladding panels that pass third-party laboratory testing for Class A1 fireproofing, 45 dB sound insulation, and Magnitude-8 seismic shear.

• Seamless Integration with Steel & Precast Concrete Structures: Precision tongue-and-groove panels install 4–5× faster than brick masonry (60–80 m²/day per installer) with dry construction and zero double-sided plastering.

• Multi-Thickness Rapid Changeover: Switch smoothly between 75/90/100 mm interior partition panels and 120/150/200 mm exterior thermal insulation wall panels on the same mold car platform.

 
 
 

 

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FAQ

 

 

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How does Epsole's pressing structure prevent the calcium silicate face boards from delaminating at both ends of the panel?

Two-end delamination occurs when mold frames flex under internal slurry pressure and lack end clamping force. Epsole eliminates this through three engineering designs: (1) Stress-relieved heavy box-beam mold frames milled to ≤±0.8 mm flatness; (2) Multi-cylinder synchronous hydraulic locking with dedicated end-clamping boosters that apply equal holding pressure across both ends and the center; and (3) Micro-positive cavity pressure + polymer interfacial modifiers that drive cement slurry deep into the micro-pores of the calcium silicate boards, achieving ≥0.45 MPa bonding strength with zero peeling even during diamond saw cutting.

How do you prevent lightweight EPS foam beads from floating in the heavy cement slurry and causing panel cracks?

In our turnkey line, virgin pre-expanded EPS beads are mixed in a planetary/twin-shaft high-shear mixer along with our proprietary hydrophilic polymer interfacial agent and viscosity-modifying admixtures. Within 90 seconds, every hydrophobic EPS bead is encapsulated in a tacky micro-cement shell ("slurry-coated bead"). This locks the beads evenly inside the mortar matrix with zero floating or segregation, keeping top-to-bottom density variance below 3% and drying shrinkage below 0.35 mm/m-completely eliminating structural shrinkage cracks.

Can the panels produced by your line pass international acoustic (40–48 dB), seismic, and Class A1 fire resistance tests?

Yes. Because our line uses closed-cell virgin EPS beads uniformly encapsulated in a dense cementitious honeycomb matrix and bonded under hydraulic pressure to 5 mm high-density non-asbestos calcium silicate boards, the cured panels achieve: Class A1 non-combustibility (>3.5–4.0 hours fire rating per ASTM E119 / EN 13501-1), 42–48 dB airborne sound insulation (STC), ≥4.2 MPa compressive strength, ≥1200 N single-point hanging load, and full compliance with Magnitude-8 seismic zone building codes.

What is the difference between an EPS Cement Sandwich Panel Machine and a Color-Steel Metal EPS Sandwich Panel Line?

They serve different building markets and use completely different processes:

1. EPS Cement Sandwich Panel Machine (This Page): Bonds Calcium Silicate / Fiber Cement Boards with a solid EPS-Cement Composite Mortar Core inside hydraulic pressing mold cars to create heavy-duty, fireproof, soundproof interior/exterior masonry-replacement walls for apartments, hotels, hospitals, and prefab buildings.

2. Color-Steel EPS Sandwich Panel Line: Continuously laminates pre-painted steel coils onto sliced EPS foam boards using polyurethane glue, primarily for industrial warehouse roofs and cold rooms.

What panel thicknesses and lengths can be produced on one mold car?

Standard panel lengths are 2270 mm, 2440 mm, or 3000 mm (width 610 mm). By simply swapping the precision side rails and cavity dividers, the same hydraulic mold car platform can produce panel thicknesses of 60 mm, 75 mm, 90 mm, 100 mm, 120 mm, 150 mm, 180 mm, and 200 mm to satisfy everything from interior partitions to exterior thermal walls.

Do you provide on-site installation, chemical additive formulas, and worker training overseas?

Absolutely. Every Epsole Turnkey Solution includes: (1) Customized 2D/3D workshop & foundation CAD drawings, (2) Full mechanical & PLC electrical pre-testing before shipment, (3) Overseas on-site installation by our senior commissioning engineers, and (4) Complete handover of the anti-floating EPS-cement slurry formula tailored to your local cement and climate until your team independently produces code-compliant panels.

 

 

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