| Customization: | Available |
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| Molecular Principal Chain: | Naphthenic Polymer |
| Color: | Brown |
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Building material polyurethane spray foam for warm Insulation
Application
Polyurethane spray foam system (in-situ foam) for the production of rigid foam with closed cells. This system contains flame-retardants and corresponds to building material Class B2 as per DIN 4102, part1. Suitability must be examined by the user prior to the commercial use.
Chemical Characteristics
Polyol Component: Blend of special polyols and other additives.Blown is provided with CFC free.
Isocyanate Component: Polymeric diphenylmethane diisocyanate
Physical Properties
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Appearance Hydroxyl Value mgKOH/g Dynamic Viscosity (25 ºC) mpa.s Specific gravity (20 ºC ) g/ml Storage Temperature ºC Storage Stability month |
Pale yellow to brown viscous liquid 200-300 100-200 1.12-1.20 10-25 6 |
Reactivity Characteristics
(The temperature of the system is 20ºC,and the exact value varied depending on processing condition)
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items |
Test Method |
Index |
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Spray Density Closed-cell Rate Initial Thermal Conductivity(15ºC) Compressive Strength Adhesive Strength Elongation at break Dimentional Stability 24h -20ºC 24h 70ºC Water Absorption Flammability |
GB 6343 GB 10799 GB 3399 GB/T8813 GB/T16777 GB/T9641 GB/T8811
GB 8810 DIN 4102-1 |
≥35kg/m3 ≥90% ≤24mW/(m.K) ≥150kPa ≥120kPa ≥10% ≤1% ≤1.5% ≤3% B2 |
Foam Performances
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