MATERIAL SPECIFICATION: IMAC uPVC Roof Sheet
The IMAC uPVC Roof Sheet is manufactured from top quality PVC resins compounded with Stabilizers, Modifiers, and necessary compounding ingredients, which make it very suitable roofing material.
  
PHYSICAL PROPERTIES TEST METHOD TEST RESULT


DESIGNATION

SPECIFIC GRAVITY, g/cm3

Water Absorption, % W/u



ASTM D-792

ASTM D570-81



1.43

0.094
     
THERMAL PROPERTIES TEST METHOD TEST RESULT
 
DESIGNATION

SOFTENING POINT - Vicat, °C

Service temperature range, °C



--

Differential Scanning Calorimetry



79

-10 to 60
     
MECHANICAL PROPERTIES TEST METHOD TEST RESULT

 
DESIGNATION

TENSILE STRENGTH at yield, MN/mm2

Elongation at break, %

Elastic Modulus, N/mm2

Resistance to Falling Weight

Impact Strength (IZOD) J/m/m2

Resistance to loading, mm

Flexural Strength, MN/mm2

Retention of profile on heating

Fire Classification

 




ASTM 836-72

ASTM 836-72

ASTM 836-72

BS 4203: Part 1: 1980

ASTM D256-73

BS 4203:Part 1:1980

ASTM D790-92

BS 4203: Part 1: 1980

-

 




46

60

1.331

passed

1.271

8.5

120

-0.028

class 1-self extinguishing
 
 


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