Closed Cell Foam Insulation with CORAFOAM® from Bellis Australia

Closed cell foam insulation has reached a new milestone with polyisocyanurate (PIR), a cutting-edge derivative of polyurethane (PUR) foam. PUR has been established as an industry standard for insulation; PIR optimises the insulating power of polyurethane to reach a greater maximum operating temperature of 149°C. For the finest-quality PIR insulation, Bellis is proud to be the official supplier of CORAFOAM® PIR insulation boards in Australia.
What is CORAFOAM®?
CORAFOAM® PIR insulation boards come all the way from Italy. Bellis has cultivated ties with PUR experts DUNA-Corradini to bring the sophisticated closed cell foam insulation to the Australian market. CORAFOAM® PIR insulation has received positive feedback from the building and construction industry for outstanding performance in various industrial and commercial projects across the country.
The fire ratings of CORAFOAM® PIR insulation is fully compliant with the Australian Standard ASTM E84, specifying the requirements for the surface burning characteristics of building materials. These credentials are bolstered by exceptional thermal efficiency: low heat transfer rate, along with lambda values ranging from 20.7 mW/mK to 22.5 mW/mK at the initial thermal conductivity of 20°C.
CORAFOAM® PIR insulation boards can be engineered into sections for pipes, bends and fittings. The general measurements of each block of foam are 2500 mm in length, and 800 mm in height. The dimensions are larger than cellular glass and most other closed cell foam insulation products. Hence, installation requires fewer joints and, consequently, less manpower.

Fewer joints and sections also mitigate the buildup of corrosion under insulation (CUI) due to moisture seeping. The high build quality of CORAFOAM® PIR insulation resists organic decay, atmospheric elements, and most solvents for long lasting thermal and structural performance.
In using closed cell foam insulation boards, density plays a crucial role in determining their thermal properties and mechanical resistance, specifically compressive, tensile and shear strengths. CORAFOAM® PIR insulation comes in both low density and high-density boards for versatile applications.
CORAFOAM® PIR insulation boards at the low density of 32 - 60 kg/m³ exhibit higher thermal efficiency for the insulation of walls, tanks and pipes. The thermal conductivity of low density closed cell foam insulation usually stand around 0.021 mW/mK at 10°C. Meanwhile, high densities of 80 - 800 kg/m3 have higher dimensional stability, ideal for use in thermal breaks, pipe supports, and other applications that entail mechanical stress. The high ratio of thermal conductivity to density enables CORAFOAM® PIR insulation boards to retain their mechanical properties even at cryogenic temperatures.
Contact Bellis Australia via www.bellis.com.au to learn more about closed cell foam insulation with CORAFOAM®.
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