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Signature SeamLex™

Hidden Fastener Architectural Wall Panel

Signature SeamLex™ is a high-performance insulated wall sandwich panel designed for industrial, commercial, and prefab buildings. It offers excellent thermal insulation, durability, and design flexibility. Featuring a Hidden Screw Joint system, it provides a clean, seamless look while enhancing weather resistance and long-term performance.

  • No visible screws
  • Clean and premium facade finish
Technical Specifications

Effective Width

1000mm

Thickness

50/80/100mm

Core Material

PU/PIR

Panel Length

2.5m to upto 12m

Sheet Thickness

0.30, 0.35, 0.40, 0.45, 0.50, 0.60, 0.70, 0.80mm

Metal Facing

PPGL/PPGL/SS 304/Aluminum
Thermal Performance
PU Panel
Thickness Density(kg/m³) λ(w/mK) U-Value(W/m²K) R-Value(m²K/W)
50mm 38–40(± 2) 0.022–0.024 0.40–0.45 2.20–2.50
80mm 38–40(± 2) 0.022–0.024 0.28–0.30 3.30–3.60
100mm 38–40(± 2) 0.022–0.024 0.24–0.26 4.10–4.50
PIR Panel
Thickness Density(kg/m³) λ(W/mK) U-Value(W/m²K) R-Value(m²K/W)
50mm 40–42(± 2) 0.020–0.022 0.36–0.40 2.50–2.80
80mm 40–42(± 2) 0.020–0.022 0.26–0.28 3.80–4.20
100mm 40–42(± 2) 0.020–0.022 0.21–0.23 4.80–5.20
Load Span
Thickness 0.40mm 0.50mm 0.60mm
50mm 3.2m 3.7m 4.1m
80mm 4.0m 4.6m 5.0m
100mm 4.5m 5.1m 5.6m
Note: Final Span Depends On projects and Conditions And Structural Design.
Additional Properties

Closed Cell Content

PU(≥ 90%) / PIR(≥ 95%)

Water Absorption

PU(≤ 2%) / PIR(≤ 1.5%)

Vapour Resistance

PU(50–100) / PIR(100–150)

Operating temp

PU(-40°C to+80°C) / PIR(-50°C to+120°C)

Fire Class

PU(B2/B3) / PIR(B1/FR)
Key Features
  • True Hidden Fastener System
  • Joint Secret Fix Hidden Screw Joint
  • Fire-Resistant Option (PIR)
  • Long Life & Low Maintenance
  • Zero Thermal Bridging
  • Weather Resistant
  • Hygienic Smooth Finish
  • High Structural Strength
  • Superior Insulation Performance
  • Fast Installation
Applications

Industrial Buildings

Cold Storage & Refrigeration

Commercial Buildings

Clean Rooms & Pharma Units

Prefabricated Structures

Agricultural Buildings

Data Centers & IT Facilities

Residential & Hospitality Projects

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Discover how our innovative and sustainable solutions can transform your projects. Contact us today to explore our range of products and find the perfect fit for your needs.