Roof sandwich panel JI VULCASTEEL ROOF

for sloping roofsmetal facinggalvanized steel facing

Overview
JI Vulcasteel Roof is an insulated roof sandwich panel for pitched roofs where fire performance and acoustic comfort are essential. The panel features a mineral wool core and nominal thicknesses from 50 to 240 mm, offering combined thermal insulation and sound reduction. It is designed for quick installation on agricultural, industrial, commercial and residential buildings and provides high mechanical strength and multifunctional protection.

Dimensions

• Length: Min. 2500.0 mm / Max. 13600.0 mm
• Width: Max. 1000.0 mm

Thickness & weight

• 50 mm: 15.65 kg/m²
• 60 mm: 16.58 kg/m²
• 80 mm: 18.64 kg/m²
• 100 mm: 20.64 kg/m²
• 120 mm: 22.64 kg/m²
• 150 mm: 25.57 kg/m²
• 175 mm: 28.08 kg/m²
• 200 mm: 30.71 kg/m²
• 240 mm: 34.64 kg/m²

Characteristics

• Material: Steel S280 GD
• Exterior facing typical thickness: 0.60 mm (standard)
• Interior facing typical thickness: 0.50 mm (standard)

Coatings (overview)

• Essential (25 µ): Basic coil coating for standard outdoor uses (cladding, roofing, accessories, HVAC units).
• Ultra: Textured/higher durability coating for severe external environments; suited to profiles, roofing and cladding panels.
• Ultra-X (Ultra 75): Most durable coating for roofs and façades; alternative to PVC-plastisol coatings to enhance building system performance.

Available coating colour examples

• Examples of RAL colours offered (selection): RAL 1002, RAL 1015, RAL 7016, RAL 7035, RAL 9002, RAL 9005; wide RAL palette and special wood/texture finishes depending on coating type.

Reference standards

• Galvanized steel: EN 10346:2015 (tolerances per EN 10143:2006)
• Coil coating: EN 10169:2022
• Tolerance (geometry) & calculations: EN 14509:2013

Insulation

• Core: Mineral fibre (mineral wool)
• Fire classification: A2-s1,d0 (for all coatings except HPS 200 Ultra) according to EN 13501-1:2019

Insulation table
Thickness (mm) | U (W/m²K) | R (m²·K/W)
50.0 | 0.77 | 1.25
60.0 | 0.66 | 1.5
80.0 | 0.51 | 1.95
100.0 | 0.41 | 2.4
120.0 | 0.35 | 2.85
150.0 | 0.28 | 3.55
175.0 | 0.24 | 4.1
200.0 | 0.21 | 4.65
240.0 | 0.18 | 5.55

Other technical notes

• Designed for pitched roof applications prioritizing acoustic performance and fire safety.
• Fast installation and high mechanical strength make the panel suitable across agriculture, industrial, commercial and residential sectors.

Technical specifications

• Product name (commercial): JI Vulcasteel Roof
• Material: Galvanized steel S280 GD
• Core type: Mineral fibre (mineral wool)
• Thickness range: 50–240 mm
• Length range: 2,500 mm – 13,600 mm
• Maximum width: 1,000 mm
• Thermal performance: See insulation table (U and R values)
• Fire class: A2-s1,d0 (except HPS 200 Ultra)
• Reference standards: EN 10346:2015; EN 10169:2022; EN 14509:2013; EN 13501-1:2019
• Available coatings: Essential (25 µ), Ultra, Ultra-X (Ultra 75) and others
• Typical applications: Pitched roofs in agricultural, industrial, commercial and residential buildings