Songxia Polycarbonate Double Walls Hollow Sheets
4MM Greenhouse Roofing Sheet Hollow Polycarbonate Sheet Price
Polycarbonate Hollow Sheet
Hollow Polycarbonate Sheet Manufatuer

Multi-Wall Polycarbonate Sheets for Performance

  • Lightweight and easy to install and operate.
  • 80% light transmission and light diffusion.
  • Provides insulation and energy savings.
  • Durable and safe.

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Product Details

NameMulti walls Polycarbonate Hollow Sheet
Raw material100% bayer material or sabic material or customized
ColorTransparent, milky white, lake blue, grass green, brown or customized
CertificateISO9001、SGS、Test Report
Thickness6-20mm or Customized
Width1.22m、1.56m、1.82m、2.10m, The maximum width can be made 2.1 m special width, large quantity can be customized
length2.44m or custom-made,  the flat plate is: 1.22m*2.44m
Warranty10-Year
SurfaceUV protection, Anti-fog,Anti-static,hardening,fire retandant,etc.
SamplesFree samples will send you for test
ApplicationRiot shields, Submarine covers, Tunnel protection, Noise barriers, special machinery covers, Greenhouses, Carports, Skylights
TypeTwin walls Polycarbonate Sheet
Multi-walls Polycarbonate Sheet
Honeycomb Polycarbonate Sheet
Light TransmissionDepending on the color, the transmittance can be up to 0-89%.
Energy savingLow heat transfer coefficient (K value), good thermal insulation, energy saving is 1.5-1.7 times of the same thickness of glass.
LightThe weight is 1/15 of the same thickness of glass.
Impact StrengthGood toughness, not easy to be damaged in transportation, installation and use;Its impact strength is 250 times that of glass and 30 times that of plexiglass.
Resistance to agingThe surface of the product contains a UV-resistant coextruded layer, outdoor weather resistance is good, long-term use still maintain good optical properties and mechanical properties
Resistance to wind pressureWind pressure performance up to the national standard GB/T 7106-2008 level 1.
Large temperature differenceLong-term use temperature: -40c to 120C.
Effect of SoundproofPolycarbonate with hollow structure has good sound insulation and can effectively reduce noise.
Flame retardantAccording to the national standard gb8624-2012 is class B1 flammable.
Easy to installThe minimum bending radius is 175 times the thickness of the plate.
   
FeaturesUnitDate
Specific Gravityg/cm²1.2
LightTransmission%0~88
lmpactStrengthJ/m850
The Bending StrengthN/mm²100
Tensile StrengthN/mm²>=60
Modulus of ElasticityM pa2400
Tensile Stressat BreakM pa>=65
Elongation at Break%>100
Specific HeatKJ/KG·K1.17
Heat ConductivityW/m²·K0.2
Heat Deflection Temperature°C140
Coefficient of Thermal Expansionmm/m·°C0.067
Range of Temperature°C-40~+120
Effect of Soundproof10mm PC sheetAttenuation 33 DB

Overview
Multi-wall polycarbonate sheets have three or more hollow walls. The extra air chambers raise insulation while keeping the sheet light and tough.
Songxia panels use virgin SABIC LEXAN™ or Covestro MAKROLON® resin with a co-extruded UV layer for long outdoor life.

Thermal Insulation
Multiple air spaces cut heat flow better than twin-wall sheets. Buildings stay warmer in winter and cooler in summer, lowering heating and cooling costs.

Adjustable Thickness & Strength
Standard thicknesses run from 6 mm to 20 mm, and custom gauges are available. Thicker panels give higher stiffness and load capacity for snow, wind, or long spans.

Impact & Weather Resistance
Material toughness is about 250 times that of glass. The UV cap blocks more than 98 % of damaging ultraviolet light, so the sheet will not yellow or become brittle.

Custom Supply
Widths up to 2.1 m, cut-to-length service, and colors such as clear, opal, blue, green, and brown. Surface options include anti-fog, anti-static, hard coat, and fire-retardant grades.

Typical Applications

  • Cold-storage walls and roofs
  • Greenhouses, livestock shelters, and nursery tunnels
  • Skylights, canopies, and carports
  • Building façades that need daylight and insulation
  • Noise barriers and tunnel cladding

With high insulation, low weight, and strong impact resistance, Songxia multi-wall polycarbonate sheets meet the needs of municipal, residential, and commercial projects that require energy-saving, durable, and good-looking glazing.

Reliable Quality: We use advanced production equipment and a strict quality‑control system.

Large Capacity: Eight production lines give an annual output of 50 000 tons.

Proven Experience: We have more than twenty years of manufacturing and export history.

Responsive Service: Dedicated staff reply quickly and follow each order through delivery.

Warranty: We provide a five‑ to ten‑year product warranty.

Performance: Our sheets offer high impact resistance, good bendability, high light transmission, self‑extinguishing fire performance, low weight, sound insulation, anti‑drip surfaces, UV blocking, energy savings, and recyclability.