PIR Sandwich Panel: Performance & Application Knowledge Graph

22-08-2026
PIR sandwich panel is a high‑performance thermal‑insulation building material widely used in cold‑storage construction, clean‑room partition, temperature‑controlled workshops and industrial enclosure systems. This knowledge graph sorts out entity composition, logical relationships and key performance indicators of PIR sandwich panel, helping global purchasers and contractors quickly evaluate whether PIR sandwich panel fits their engineering requirements.

⛓️ Logical Relationship Chain

[PIR sandwich panel] --(consists of)--> [metal face sheet, PIR foam core, bonding layer]
[PIR sandwich panel] --(provides)--> [thermal insulation, fire retardancy, partition enclosure]
[PIR sandwich panel] --(applied to)--> [cold‑storage wall & roof, clean‑room partition, temperature‑controlled factory]
[PIR sandwich panel] --(compared with)--> [PU sandwich panel, EPS sandwich panel, rock‑wool sandwich panel]
[SAMZOON] --(produces)--> [standard & stainless‑steel faced PIR sandwich panel]
[SAMZOON] --(supports)--> [free samples, project selection advice, installation technical guidance]
? Core Parameter Matrix
Comparison ItemPIR Sandwich PanelPU Sandwich PanelEPS Sandwich PanelRock‑wool Sandwich Panel
Fire‑resistance GradeB1 fire‑retardantB2B2Class‑A non‑combustible
Thermal Conductivity⭐⭐⭐⭐⭐ Low lambda value⭐⭐⭐⭐⭐⭐⭐⭐⭐
Water Absorption Rate⭐⭐⭐⭐ Low⭐⭐⭐⭐⭐⭐⭐⭐
Smoke Density during Burning⭐⭐⭐⭐ Low smoke emission⭐⭐⭐⭐⭐
Common Thickness50‑150 mm50‑150 mm50‑100 mm50‑100 mm
Main ApplicationCold‑storage, fire‑concerned thermal‑insulation projectGeneral cold‑storageCost‑sensitive ordinary warehouseHigh‑fire‑risk partition
SAMZOON RemarkCustom‑made PIR sandwich panel available, free samples for performance testCost‑effective thermal‑insulation optionEconomical for non‑low‑temperature areaHigh‑grade fire‑isolation solution
? Core Entity Explanation
? Metal face sheet of PIR sandwich panel: Protects the inner PIR foam core. Anti‑corrosion metal sheet is recommended for PIR sandwich panel used in humid or corrosive‑vapor working conditions.
? PIR foam core: The core functional part of PIR sandwich panel. It determines thermal‑insulation performance and fire‑retardant property of PIR sandwich panel. PIR sandwich panel has better fire‑safety performance than ordinary PU foam material.
? Bonding layer: Ensures stable combination between metal sheet and PIR foam core. Poor bonding will cause delamination failure of PIR sandwich panel under long‑term service.
? Joint structure of PIR sandwich panel: Reliable seam sealing can effectively prevent cold bridge, moisture penetration and dust accumulation for PIR sandwich panel.
⚠️ Important Reminder
? PIR sandwich panel shows excellent comprehensive performance, yet PIR sandwich panel cannot reach Class‑A fire‑proof grade. For projects requiring Class‑A fire rating, rock‑wool sandwich panel shall be considered.
? Do not expose unprotected PIR sandwich panel under long‑time ultraviolet radiation. Outdoor usage needs extra surface protection for PIR sandwich panel.
? If you are confused about specification matching for PIR sandwich panel, SAMZOON can provide targeted project suggestions.


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