composite / Laminate / High-Pressure Laminate
Phenolic resin compact laminate (5mm, 6mm, 8mm, 10mm, 13mm, 16mm, 18mm)
Self-supporting solid phenolic panel with density ≥1,350 kg/m³, flexural strength ≥80 MPa and modulus ≥9,000 MPa; weather-resistant, hygienic and UV-stable for external facades, wet areas, laboratory benches and toilet partitions.
Atlas code
COM-LAM-RES-003
At-a-glance signals
Self-supporting solid phenolic panel with density ≥1,350 kg/m³, flexural strength ≥80 MPa and modulus ≥9,000 MPa; weather-resistant, hygienic and UV-stable for external facades, wet areas, laboratory benches and toilet partitions.
Overview
Executive summary
Phenolic resin compact laminate (solid phenolic panel) is a self-supporting high-performance sheet material produced by stacking multiple layers of phenolic resin-impregnated kraft paper and pressing under heat (140–160°C) and high pressure (70–100 bar). Unlike standard HPL which requires a substrate, compact laminate is structurally self-supporting at thicknesses from 5 mm to 18 mm. EN 438-2 specifies minimum density ≥1,350 kg/m³, flexural strength ≥80 MPa, flexural modulus ≥9,000 MPa, tensile strength ≥60 MPa, dimensional stability ≤0.30% length / ≤0.60% width, boiling water resistance ≤2%, and abrasion resistance ≥350 revolutions. Major brands available in Australia include Laminex Compact, Trespa Meteon (exterior facades), FunderMax Max Compact Exterior, and Formica Compact.
Best when…
- Weatherproof and UV-stable — suitable for external facades without protective coating
- Self-supporting panel requiring no substrate — reduces installation weight and cost
- Excellent chemical resistance to a broad range of acids, alkalis, solvents and disinfectants
- Hygienic non-porous surface with very low water absorption — ideal for wet areas and food-contact environments
- High impact and abrasion resistance — highly durable in high-traffic public spaces
- Colour-stable decorative surface (melamine face) retaining appearance for 25–50 years
- Graffiti-resistant surface — most graffiti cleanable with solvents without surface damage
- Available in wide range of colours and surface textures — matte, satin, gloss, woodgrain, stone
- Very low maintenance — periodic cleaning with mild detergent sufficient for interior and exterior use
- Long service life of 30–50+ years in exterior applications reduces whole-of-life cost
Top advantages
- 01 Weatherproof and UV-stable — suitable for external facades without protective coating
- 02 Self-supporting panel requiring no substrate — reduces installation weight and cost
- 03 Excellent chemical resistance to a broad range of acids, alkalis, solvents and disinfectants
- 04 Hygienic non-porous surface with very low water absorption — ideal for wet areas and food-contact environments
- 05 High impact and abrasion resistance — highly durable in high-traffic public spaces
Top limitations
- 01 High material cost ($80–200/m² supply, $150–350/m² installed) compared to fibre cement or aluminium cladding
- 02 Combustible — organic thermoset resin; does not achieve non-combustible rating required for some NCC applications above certain building heights
- 03 Brittle at thin gauges (5–6 mm) — susceptible to cracking if panels are not adequately supported or impacted
- 04 Irreparable surface damage — scratches and deep impacts cannot be repaired; full panel replacement required
- 05 Non-recyclable thermoset matrix — cannot be remelted or chemically broken down; limited end-of-life options
Technical
Physical ·9
- Density
- 1,350–1,500 kg/m³ (minimum ≥1,350 kg/m³ per EN ISO 1183) kg/m³
- Specific gravity
- 1.35–1.50
- Porosity
- <0.1% (non-porous surface) % Effectively non-porous at surface; consolidated thermoset matrix with <0.1% accessible porosity. Kraft paper core has slightly higher internal porosity but fully sealed by resin.
- Water absorption
- ≤2% mass gain (boiling water resistance test, EN 438-2); cold water absorption typically <0.5% in 24h immersion at 23°C %
- Hardness
- Barcol 60–70; surface highly scratch-resistant Mohs / Shore Surface Rockwell hardness approximately 110–130 HRM (Rockwell M scale); equivalent to approximately 7–8 on Mohs mineral scale for surface resistance. Barcol hardness typically 60–70.
- UV resistance
- Excellent (exterior grade) — ΔE <2 per 10 years; standard interior grades moderate UV resistance only Exterior-grade products (Trespa Meteon, FunderMax Exterior, Laminex Compact Exterior) use electron-beam cured or UV-stable melamine-acrylic surface films. Colour retention tested per EN 438-2 Part 6 (accelerated weathering). Expected colour shift ΔE <2 after 10 years exterior exposure in Australian conditions (tested per ISO 4892-2). Some deep pigments may show ΔE 3–4 after 20+ years.
- Chemical resistance
- Excellent — Grade 1 resistance to most chemical and biological agents per EN 438-2 EN 438-2 chemical resistance classes: Grade 1 (no visible change) for most common chemicals including dilute acids, dilute alkalis, aliphatic solvents, oils, greases, ethanol, acetone, coffee, tea, wine, fruit juice, blood. Grade 2 (slight change tolerable) for some aromatic solvents and concentrated oxidising acids. Concentrated HF and molten caustic soda cause permanent damage. Suitable for laboratory, medical, food service and industrial hygiene environments.
- pH tolerance
- pH 2–12 (service range) pH Resistant to pH 2–12 under EN 438-2 chemical resistance tests. Suitable for laboratory environments with dilute acids and alkalis. Concentrated strong acids (concentrated H2SO4, HF) and concentrated strong alkalis (>40% NaOH) cause surface degradation.
- Surface roughness
- Ra 0.1–2.0 μm depending on surface finish μm Ra Surface roughness varies by finish. Matte (texture) finish: Ra 0.8–2.0 μm. Satin: Ra 0.2–0.8 μm. Gloss: Ra <0.1 μm. Structurally embossed woodgrain/stone finishes: Ra 3–8 μm.
Mechanical ·7
- Tensile strength
- ≥60 MPa longitudinal; ≥50 MPa transverse (EN ISO 527). Premium exterior products typically 70–90 MPa longitudinal. MPa
- Compressive strength
- 200–280 MPa (perpendicular to face) MPa Perpendicular-to-face compressive strength relevant for edge-bearing conditions and fastener pull-through calculations.
- Flexural strength
- ≥80 MPa longitudinal; ≥70 MPa transverse (EN ISO 178). Products typically achieve 90–130 MPa longitudinal at standard thicknesses. MPa
- Shear strength
- 30–50 MPa (interlaminar shear) MPa Interlaminar shear strength is the critical failure mode for compact laminate in bending applications. Value per EN 1465 lap shear testing.
- Poisson's ratio
- 0.25–0.35 Typical value for phenolic laminate in the elastic range; anisotropic material so ratio differs slightly between longitudinal and transverse directions.
- Impact resistance
- ≤10 mm indentation depth (EN 438-2 falling ball impact test, 1 kg ball 1 m drop height). Charpy impact: typically 25–45 kJ/m² for 10 mm panel.
- Creep resistance
- Excellent — minimal creep at temperatures below 70°C; negligible deformation at design service loads Thermoset phenolic matrix exhibits excellent creep resistance. Creep deformation under sustained load at room temperature is negligible (<0.1% over 10 years at 30% of ultimate strength). Performance maintained to approximately 70°C continuous service temperature. Long-term deflection of cantilever facade panels must account for dead load creep per structural analysis.
Sustainability & Health
Embodied carbon & energy ·7
- Embodied carbon
- ~12–18 kgCO2e/m² (10 mm, cradle-to-gate, per Trespa EPD) kgCO2e/m² Based on Trespa Meteon EPD (10 mm, cradle-to-gate): approximately 12–18 kgCO2e/m² for 10 mm product. Thicker products proportionally higher. Moderate embodied carbon relative to aluminium cladding (~30–60 kgCO2e/m²) but higher than fibre cement (~8–12 kgCO2e/m²). Long service life (40+ years) amortises carbon impact.
- Carbon footprint
- 2.5–4.5 kgCO2e/kg (estimated cradle-to-gate) kgCO2e/kg Per kg of panel, approximately 2.5–4.5 kgCO2e (cradle-to-gate). The cellulose fibre component (kraft paper ~50–60% of mass) has biogenic carbon uptake during tree growth, partially offsetting embodied carbon depending on accounting methodology used.
- Embodied energy
- 70–100 MJ/kg (estimated; manufacturing energy-intensive) MJ/kg High-pressure laminate manufacturing is energy-intensive (heat and pressure process). Estimated embodied energy 70–100 MJ/kg based on phenolic resin (~80–100 MJ/kg resin content) and paper substrate (~15–20 MJ/kg) weighted by composition (approximately 40–50% resin, 50–60% cellulose). Total approximately 70–100 MJ/kg.
- Water footprint
- 50–150 L/kg (estimated cradle-to-gate) L/kg Paper production (kraft pulp) is water-intensive (~10–20 L/kg paper). Resin synthesis uses moderate water. Estimated total water footprint 50–150 L/kg panel. Not a significant consideration relative to overall project water use.
- Recycled content
- 0–20% (pre-consumer recycled kraft paper content, product-dependent) % Pre-consumer recycled kraft paper may be used in some products (5–20% recycled fibre content). No industry standard for recycled content in compact laminate. Post-consumer recycled content: 0% (food-grade and contamination restrictions on phenolic laminate resin feedstocks).
- Renewable content
- 50–60% renewable (cellulose fibre from sustainably managed forests); 40–50% petrochemical resin (non-renewable) % Kraft paper (cellulose fibre) constitutes 50–60% of panel mass — this component is renewable (FSC or PEFC certified sustainable forestry in most major manufacturers). Phenolic resin (40–50% of mass) is petrochemical-derived and non-renewable. Some manufacturers (Trespa) source kraft paper from FSC-certified forests.
- Circular score
- 2/10 — thermoset matrix is non-recyclable; limited end-of-life options /10 Thermoset phenolic resin cannot be remelted or chemically recycled using current commercial technology. Decommissioned panels are landfilled or used as low-grade fill. Some crushing and use as aggregate or in composite formulations has been explored in research. Limited circular economy performance is a significant sustainability weakness of the material.
Compliance & Fire
Fire performance ·6
- Combustibility class
- Euroclass B-s1,d0 to B-s2,d0 (EN 13501-1); NCC Group 2–3 Euroclass / NCC Group EN 13501-1 Euroclass: typically B-s1,d0 or B-s2,d0 for 10–18 mm exterior-grade panels. Class B = very limited contribution to fire; s1 = very low smoke; s2 = limited smoke; d0 = no flaming droplets. NCC Group 2 or Group 3 depending on specific product and thickness. Not non-combustible (does not achieve Class A1 or A2). Specifiers must obtain project-specific fire test evidence from manufacturer.
- Fire resistance level
- No standalone FRL — system compliance via AS 5113 external wall test minutes Phenolic compact laminate does not provide fire resistance rating as a standalone product — it is not a fire-rated assembly. For toilet cubicle and partition applications, the product is classified by surface spread of flame and group number, not FRL. External wall compliance relies on system-level AS 5113 fire test evidence.
- Ignition temp
- ~350–400°C (flash ignition); ~480–520°C (self-ignition) °C Flash ignition temperature approximately 350–400°C; self-ignition approximately 480–520°C. Significantly higher ignition temperatures than many other combustible building products (e.g., polyurethane foam, timber). Phenolic resin's high cross-link density contributes to fire resistance.
- Flame spread index
- SFI 0–1, FI 0–3 (AS 1530.3); Group 2–3 (NCC external wall classification) FSI Under AS 1530.3, tested exterior-grade compact laminate panels typically achieve Flammability Index (FI) 0–3, Spread of Flame Index (SFI) 0–1, Smoke Development Index (SDI) 3–6. Under AS/NZS 3837 (cone calorimeter), group number 2–3 for NCC external wall classification.
- Smoke dev. index
- s1–s2 (EN 13501-1); SDI 3–6 (AS 1530.3) SDI / s-class EN 13501-1 s1 (SMOGRA ≤30 m²/s², TSP600s ≤50 m²) or s2 (SMOGRA ≤180 m²/s²) depending on product. AS 1530.3 SDI typically 3–6. Smoke levels substantially lower than most thermoplastic cladding materials (HDPE, PVC, ACP with PE core).
- Heat release rate
- Peak HRR 80–150 kW/m² (cone calorimeter, ISO 5660) — reduced by high char yield kW/m² Peak heat release rate under ISO 5660 cone calorimeter (50 kW/m² irradiance): typically 80–150 kW/m² for 10 mm panel. Products achieving Euroclass B have FIGRA ≤120 W/s and THR600s ≤7.5 MJ/m². Phenolic resin's high char yield (~55%) significantly reduces heat release compared to polyester or acrylic composites.
Cost & Lifecycle
Capex & lead time ·6
- Material cost (range)
- $80–200/m² supply only (AUD, 2025) AUD/m² Ex-distributor supply-only pricing in Australia (2025): standard interior compact laminate 10–12 mm: $80–120/m². Exterior-grade Trespa Meteon / FunderMax 8–10 mm: $120–200/m². Premium large-format or special surface finishes: $200–280/m². Prices vary significantly with project volume — large facade projects (>1,000 m²) attract 15–25% discount.
- Material cost (per unit)
- $80–200/m² (supply only, AUD 2025) AUD/m² Standard sheet sizes: 3,050 × 1,300 mm (common interior); 3,650 × 1,860 mm (large format exterior Trespa). Sheet prices: interior 10 mm standard sheet $300–450/sheet ($80–120/m²); exterior 10 mm Trespa/FunderMax sheet $480–740/sheet ($120–200/m²). Volume discounts apply on orders >50 sheets.
- Lead time
- 5–15 business days (stock); 8–16 weeks (special order from Europe) days Standard colours from Australian distributor stock: 5–15 business days. Non-standard colours, special formats or custom sizes sourced from European manufacturers: 8–16 weeks. Projects with large quantities may arrange direct container orders.
- Lifecycle cost
- $200–400/m² total life cycle cost over 50 years (AUD, 2025) AUD/m² Life cycle cost over 50-year assessment: supply and install $150–350/m², near-zero maintenance cost (annual wash only), no repainting or resurfacing required. LCC typically $200–400/m² total over 50 years — competitive with painted fibre cement ($120–200 install + $20–40/m² painting every 8–10 years = $250–450 over 50 years).
- Annual maintenance
- $0.50–2.00/m²/year interior; $2–5/m²/year exterior (AUD 2025) AUD/m²/year Interior: $0.50–2.00/m²/year (routine cleaning labour only). Exterior cladding: $2–5/m²/year averaged over building lifetime including annual wash, 5-yearly sealant inspection and occasional fastener replacement. No resurfacing or repainting cost — significant lifecycle saving versus painted alternatives.
- Market availability
- Good — nationally available through established distributor networks; exterior-grade products lead time 1–4 weeks from stock Widely available nationally in Australia through major architectural building products distributors: Laminex Group (nationwide), Trespa Australia (Sydney, Melbourne, Brisbane distributors), FunderMax via Architectural Panel Systems and specialty facade contractors. Major metropolitan centres: immediate availability from distributor stock. Regional areas: allow additional freight time.
Service life & durability ·3
- Expected lifespan
- 25–50 years (exterior); 30–50 years (interior wet areas) years Interior applications (toilet partitions, laboratory benches, locker rooms): 30–50 years with minimal maintenance. Exterior cladding: 25–40 years maintaining acceptable appearance; structural integrity typically 40–60 years if correctly installed and edges sealed.
- Maintenance interval
- 12 months (annual wash exterior); as needed (interior) months Exterior cladding: annual cleaning with mild alkaline detergent and soft brush/low-pressure wash (max 50 bar, 30 cm nozzle distance). Check sealants and fixings every 3–5 years. Interior wet areas: routine cleaning with commercial disinfectant as required; no periodic maintenance schedule required beyond routine cleaning.
- Warranty period
- 5–10 years (manufacturer warranty, application dependent) years Varies by brand and application: Trespa Meteon exterior cladding 10-year manufacturer's warranty (colour, surface integrity). FunderMax Max Compact Exterior 10 years. Laminex Compact interior 5–10 years. Warranty subject to correct installation per manufacturer's technical manual.
Layer D
Where it's used
External ventilated facade cladding
Balustrade infill panels
Toilet cubicle and sanitary partition systems
Laboratory and scientific benchtops
Hospital and healthcare fitout
School and institutional locker rooms
Outdoor furniture and public realm
Food service counters and canteen serveries
Architectural screens and louvres
Engraved wayfinding and signage panels