Chlorinated Polyvinyl Chloride
/CPVC
**************************************
Copyright 2002 by Roger D. Corneliussen
**************************************
From Modern Plastics Encyclopedia 99, p. B-216
Melt
Flow
Melting
Temperature
Glass
Transition
Processing Molding Pressure
Processing Molding Temperature
Compression
Ratio
Mold
Shrinkage
Tensile
Strength
Elongation
Tensile
Yield Strength
Compressive
Strength
Flexural
Strength
Tensile
Modulus
Flexural
Modulus
Izod
Impact Strength
Hardness
Deflection
Temperature
Thermal
Expansion
Thermal
Conductivity
Specific
Gravity
Dielectric
Strength
Water
Absorption
Note:
The ASTM numbers are linked to
their descriptions on the ASTM website.
To go to the description, simply
click on the ASTM number
Melt
Flow
ASTM D1238
(gm/10 min)
--- gm /10 min
Melting
Temperature degrees C
Tm Crystalline
--- C
Glass
Transition
(C)
Tg (Amorphous)
110 to 127 C
Processing
Temperature
Range Degrees F
Extrusion
350 to 400 F for Compression Molding
395 to 440 F for Injection Molding
360 to 430 F for Extrusion
Molding
Pressure Range ( PSI) (ksi)
15000 to 40000 psi
15 to 40 ksi
100 to 267 MPa
To
go back to the top of this page, click on
Top
Compression
Ratio
1.5 to 2.8
Mold(Linear)
Shrinkage (in/in)
ASTM D955
0.003 to 0.007 in/in
Tensile
Strength at Break
ASTM D638
6500 to 9000 psi
43 to 60 MPa
To
go back to the top of this page, click on
Top
Elongation
at break (%)
ASTM D638
4 to 100 %
Tensile
Yield Strength (psi)
ASTM D638
6000 to 8200 psi
40 to 57 MPa
Compressive
Strength (psi)
Rupture or Yield
ASTM
D695
9000 to 22000 psi
60 to 147 MPa
To go to Compressive Strength Values,
click on
Compressive Strength
To
go back to the top of this page, click on
Top
Flexural
Strength (psi)
Rupture or Yield
ASTM D790
11500 to 17000 psi
77 to 113 MPa
Tensile
Modulus (psi)
ASTM D638
328000 475000 psi
2.2 to 3.2 GPa
To go to Modulus Values,
click on
Modulus
Compressive
Modulus (psi)
ASTM
D695
212000 to 600000 psi
1.4 to 4.0 GPa
To
go back to the top of this page, click on
Top
Flexural
Modulus (psi)
ASTM D790
At 73 F
334000 to 450000 psi
2.2 to 3.0 GPa
At 200 F
--- psi
--- GPa
At 250 F
--- psi
--- GPa
At 300 F
--- psi
--- GPa
Izod
Impact (ft-lb/in of notch)
ASTM D256A
1.0 to 10.0 ft lb/in of notch
To go to Izod Values,
click on
Izod
To
go back to the top of this page, click on
Top
Hardness
Rockwell ASTM D785
R109 to 117
Shore D65 ASTM
D2240/D2583
82 to 88
Coefficient
of Linear Thermal Expansion
(10 exp-6 )in/in/C
52
to 78 (10 x exp –6) in/in /C
0.000 052 to 0.000 078 in/in /C
Deflection
Temperature under flexural load (F)
ASTM D648
264 psi ---
194 to 234 F
66 psi ---
215 to 247 F
To
go back to the top of this page, click on
Top
Thermal
Conductivity
(10 x exp –4)al cm/sec cm2 C
ASTM C177
3.3 (10 x exp –4) cal cm/sec cm2
0.00033 cal cm/sec cm2
Specific
Gravity
ASTM D792
1.39 to 1.58
To go to Density /Specific Gravity Values,
click on
Density
Water
Absorption
(1/8 in thick specimen) (%)
ASTM D570
24 hr --- 0.02 to 0.16 %
Saturation --- --- %
Dielectric Strength v/mil
(1/8 in thick Specimen; short time)
600 to 625 v/mil
**************************************
Copyright 2002 by Roger D.
Corneliussen
No part of this transmission is to be
duplicated, in any manor, or forwarded by
electronic mail without the express written
permission of Roger D. Corneliussen
**************************************
2/2/2002