|
HWU - HWST |
HML 500 |
HMG 1000 |
|
FEATURES |
Low specific weight, physiologic acceptability, near zero water absorption, shock resistance and impact resistance. |
Low specific gravity, high molecular weight, physiological acceptability, water absorption near zero, very high impact resistance, low coefficient of friction, abrasion resistant. |
Low specific gravity, very high molecular weight, physiological acceptability in natural color, water absorption close to zero, very high impact resistance, high abrasion resistance with low coefficient of friction |
|
TECHNICAL INFORMATION |
HWU |
HWST |
HML 500 |
HMG 1000 |
Density g/cm3 ISO 1183 |
0.95 |
0.945 |
0.95 |
0.94 |
Yielding Stress N/mm2 DIN EN ISO 527 |
22 |
22 |
28 |
22 |
Yielding Stretching % DIN EN ISO 527 |
9 |
9 |
8 |
10 |
Breaking Strain % |
300 |
500 |
300 |
350 |
Flexibility-E module Mpa DIN EN ISO 527 |
800 |
800 |
850 |
800 |
Impact resistance kW / m2 DIN EN ISO 2039-1 |
unbreakable |
unbreakable |
unbreakable |
|
Jaggy impact resistance kJ / m2 DIN EN ISO 179 |
12 |
13 |
50 |
unbreakable |
Marble jag hardness n/mm2 DIN EN ISO 2039-1 |
40 |
43 |
45 |
40 |
Shore hardness D ISO 868 |
63 |
62 |
66 |
64 |
Average thermal expansion coefficient K-1 DIN 53752 |
1.6 x 10-4 |
1.8 x 10-4 |
1.8 x 10-4 |
|
Thermal Conductivity W/m-K DON 52612 |
0.38 |
0.38 |
0.38 |
0.38 |
Fire Reaction |
flammable |
flammable |
flammable |
|
Dielectric resistance kV/mm VDE IEC 167 |
47 |
50 |
44 |
44 |
Surface resistivity ohm DIN IEC 167 |
1014 |
1014 |
1014 |
1014 |
Use temperature range ºC |
between -50 and +80 |
between -100 and +80 |
between -260 and +80 |
|
Chemical resistance |
High resistance to acids, alkalis and solvents |
|||
Physiological acceptability according to norms of BgVV and FDA (USA) |
yes |
yes |
yes |
yes |
Welding |
yes |
yes |
yes |
possible |
Agglutination, fiberglass reinforcement |
Only after surface preparation |
Possible on plates with cloth back |
||
Varnishing, printing |
Only after surface preparation |
Only after surface preparation |
||
Hot working |
good |
good |
possible |
limited |