SPF
Sandwich Panel Factory
We Do what we say
Prefabricated House
Easy Installation
Polyurethane is an economical solution for insulation
Low investment costs
Low operating costs
Extremely short construction times
Easy conversion and extension
Biologically and chemically resistant
Fire test report from BRE
Fire test report from Dubai
What are you waiting for?
Call us - 00966 02 6081384
Insulation properties
Polyurethane Specification
NO Properties Value Test Standard
1 Overall Density 40 + / - 2 Kg/m³ ASTM D 1622 - 88
2 Core Density 32 to 34 kg/m³ ASTM D 1622 - 88
3 Thermal Conductivity Initial 0.017 - Aged 0.023 - W/M°K ASTM C 518 - 56
4 Closed Cell Contents > 95 % ASTM D 2826
5 Compressive strength 1.7 to 1.9 Kg/cm² ASTM D 1621 - 73
6 Modulus 47 to 51 Kg/cm² ASTM D 1621 - 73
7 Tensile Strenght 2.8 to 3.0 Kg/cm² ASTM C 203 - 85
8 Fire properties
Flame spread
Extinguishing time (self)		 Class B2 - B3
40 mm ( max )
40 sec ( max )		 Din 4102
ASTM 1692/ISO 3582
ASTM 1692/ISO 3582
9 Dimensional Stability 48 hr @ + 70 deg °C 0.10%vol.change
< 0.50%vol.change
< 1.00%vol.change
< 0.50%vol.change		 ASTM D 2126 - 87
ASTM D 2126 - 87
ASTM D 2126 - 87
ASTM D 2126 - 87
10 Water Vapor mm Samples @ 38 °C All cut surface 7.7 Ugm/Nh BS 4370
11 Transmission 100%RH,MTV Skin Retained 4.2 Ugm/NH BS 4370
12 Water Absorption NO head 0.20 kg/m² ASTM D 2826