TUFLAR™
is manufactured to meet all standard specifications of ASTM D 4020-01A,
USDA, FDA and 3A Sanitary.
SAND-SLURRY
TEST RESULTS
SAND-SLURRY
TEST METHOD
ELECTRICAL
PROPERTIES
TYPICAL PROPERTIES
Thermal
and Mechanical Properties
|
Test
Method |
Typical
Value |
 |
| Density,
g/cm |
D
792 |
0.94 |
| Vicat
softening point, °C |
D
1525B |
136 |
|
| Hardness |
- |
- |
|
Rockwell
R Scale
|
D
785 |
64 |
|
Durometer
(D/15)
|
D
2240 |
67 |
| Deflection
temperature, °C |
D
648 |
- |
|
66
psi
|
- |
80 |
|
264
psi
|
- |
47 |
| Tensile
properties |
D 638, 2 in/min |
- |
|
Maximum
strength, psi
|
- |
6,300 |
|
Yield
strength, psi
|
- |
3,400 |
|
Elongation
at yield, %
|
- |
15 |
|
Elongation
at break, %
|
- |
350
+ |
| Flexural
modulus, |
- |
- |
|
Psi,
1% Secant
|
D
790B |
170,000
|
Izod
impact, ft-lbs/in notch
|
D
256A |
- |
|
23
°C
|
- |
No
break |
|
-40
°C
|
- |
No
break |
Tensile
impact, ft/lbs/in²
|
D
1822 |
1,030 |
| Environmental
stress cracking, |
- |
- |
|
F50,
hrs
|
D
1693 Mod |
4,000 |
Shear
strength, psi
|
D
732 |
3,500 |
| Flexural
modulus of |
Bend
creep test, |
- |
|
elasticity,
psi
|
1-min
value |
110,000 |
| Mean
coefficient of linear |
D
696 |
- |
thermal
expansion, °C ¹
|
- |
- |
|
-30
°C to + 30 °C
|
- |
1.4
x 10 |
|
+30
°C to + 60 °C
|
- |
1.8x10 |
| Thermal |
- |
- |
Conductivity,
cal
|
C
177 |
11x10 |
|
cm
sec, °C
|
- |
- |
Specific
heat at 23 °C,
|
K
cal
|
0.45 |
| - |
Kg,
°C |
- |
Coefficient
of friction against
|
- |
- |
Cr
plated steel at 23 °C
|
- |
- |
|
Static
|
- |
0.2-0.25 |
|
Dynamic
|
- |
0.15-0.20 |
|
