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High-Performance Insulation Systems

Rigid PU / PIR Systems

NGC's rigid polyurethane (PU) and polyisocyanurate (PIR) systems are formulated for thermal performance, dimensional sta…

What It Is

Rigid PU / PIR Systems

NGC's rigid polyurethane (PU) and polyisocyanurate (PIR) systems are formulated for thermal performance, dimensional stability, and consistent processability. Used across the UK insulation, cold chain, and construction industries, these systems deliver the reliability your production demands.

Key Applications
Sandwich Insulation PanelsCold Room PanelsPIR Insulation BoardsRefrigeration AppliancesContinuous Lamination LinesDiscontinuous MouldingCold Chain LogisticsBuilding & Construction
Technical Overview
Technical Parameters
System TypeTwo-component — Polyol blend (A) + MDI (B)
Mix RatioTypically 1:1.2 by weight (adjustable)
Free Rise Density28–45 kg/m³ (formulation dependent)
Moulded Density32–60 kg/m³
Thermal Conductivity (λ)0.020–0.025 W/m·K
Cream Time8–15 seconds
Gel Time25–45 seconds
Tack-Free Time50–90 seconds
Processing Temperature20–25°C (component)
Fire PerformanceB2 standard; B1/Class A available on request

📄 Full Technical Data Sheet (TDS) and Safety Data Sheet (SDS) available on request. Request Documentation →

Why Choose NGC for This Product

The NGC Advantage

Direct from Manufacturer

Our India-based manufacturing ensures competitive pricing and first-priority supply allocation for UK clients.

40-Year PIR Legacy

Synergy Additives has been formulating rigid foam since 1985 — with supply references including global cold chain and construction leaders.

Custom Processing Parameters

We adjust cream time, gel time, and demould time to match your equipment and line speed exactly.

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