Typical Specifications of PVC Trunking
[Poly Vinyl Chloride Characteristics measured at 23°C]
Particulars
Test Method
Value
Units
Specific Gravity
ASTM D 1784
1.4
-
Compressive Strength
ASTM D 695
540
Kg/cm2m
Tensile Strength
ASTM D 638
390
Kg/cm2
Flexural Strength
ASTM D 790
727
Kg/cm2
Impact
-
3.6
cmKg/cm2
Thermal Conductivity
ASTM D 177
4.0
Cal/sec sq. Cm/o C/cmx10
Working temprature Strrength
-
70
oC
Specific Heat
-
0.22
Calo C/gm
Thermal Expansion
-
0.063
Mm/m oC
Burning Rate
ASTM D 635
-
Self Extinguishing2
Modulus Elasticity in Tension
ASTM D 638
19,800
Kg/cm2
Water Absorption
ASTM D 570
0.10
% in 24 hrs.2
Hardness
ASTM D 2240
70
Duro D
Dielectric Constant
ASTM D 150
1.7
60 cps at 30o C
Power Factor
ASTM D 150
2.52
60 cps at 30o C
Dielectric Strength
ASTM D 149
30
Kv/mm
Note:
These specifications are for guidance only.