Knowde Enhanced TDS
Identification & Functionality
- Chemical Family
- Polymer Name
- Plastics & Elastomers Functions
- Technologies
- Product Families
Features & Benefits
- Labeling Claims
- Materials Features
- Benefits
- Very good impact resistance over a wide temperature range.
- Good electrical properties.
- Low water absorption.
- Resistant to most chemicals.
- Can be used in contact with food.
- Available in several variants with varying melt index and molecular weight from very weak to semi-rigid materials.
- Stiffened with filler or fiberglass.
- Expands to foam.
- Occurs as a construction plastic with simultaneous cellular and fiberglass structure.
- Low Price.
Applications & Uses
- Markets
- Applications
- Plastics & Elastomers End Uses
- Applications
- Household items.
- Bottles.
- Pipes.
- Buckets.
- Fuel tanks.
- Cable Insulation.
Properties
- Color
- Typical Properties
| Value | Units | Test Method / Conditions | |
| Average Molecular Weight | 5.0 | 10^6 g/mol | - |
| Density | 0.935 | g/cm3 | ISO 1183-1 |
| Water Absorption (saturated in water +23°C) | max. 0.1 | % | ISO 62 |
| Melting temperature (DSC, +10°C/min) | 135.0 | °C | ISO 11357-1/-3 |
| Thermal conductivity (23°C) | 0.4 | W / (Km) | - |
| Length Extension Coefficient (23°C - 100°C) | 0.0002 | m / (mK) | - |
| Temperature Dependent Deflection (1.8MPa) | 42.0 | °C | ISO 75-1/-2 |
| Vicat Softening Point VST / B50 | 80.0 | °C | - |
| Max. Operating Temperature in Air (Short Time) | 120.0 | °C | - |
| Max. Operating Temperature in Air (continuous 20000h) | 80.0 | °C | - |
| Minimum Service Temperature | -200.0 | °C | - |
| Flammability (Oxygen Index VST / B50) | max. 20 | % | ISO 4589-1 /-2 |
| Flammability (UL 94, 3/6 mm thickness) | HB | - | - |
| Tensile Load Limit | 19.0 | MPa | ISO 527-1/2 |
| Tensile Stress (Yield Strength) | 15.0 | MPa | ISO 527-1/2 |
| Tensile Stress (Elongation at Break) | min. 50 | % | ISO 527-1/2 |
| Tensile Stress (Traction Module) | 750.0 | MPa | ISO 527-1/2 |
| Compression (compression at 1/2/5% deformation) | 6.5, 10.5, 17 | MPa | ISO 604 |
| Charpy Impact Test Uncut | No Crime | kJ/m2 | ISO 179-1 / 1eU |
| Charpy Impact Test Scored | 115P | kJ/m2 | ISO 179-1 / 1eU |
| Charpy Impact Test Double Cut | 170.0 | kJ/m2 | ISO 11542-2 |
| Cultivation Hardening | 33.0 | N/mm2 | ISO 2039-1 |
| Hardness scale Shore D | 60.0 | - | - |
| Rockwell Hardness | M84 | - | ISO 2039-2 |
| Relative Volume Loss Sand / Water Slurry | 100.0 | - | TIVAR 100 = 100 |
| Electrical Impact Resistance | 45.0 | kV / mm | IEC 60243-1 |
| Volume Resistivity | min. 10E 14 | Ohm.cm | IEC 60093 |
| Surface Resistivity | min. 10E12 | Ohm | IEC 60093 |
| Relative Permittivity (100Hz) | 2.1 | - | IEC 60250 |
| Relative Permittivity (1MHz) | 2.1 | - | IEC 60250 |
| Electrical Loss Factor Tan δ (100 MHz) | 0.0004 | - | IEC 60250 |
| Electrical Loss Factor Tan δ (1 MHz) | 0.001 | - | IEC 60250 |
| Creep Current Index (CTI) | 600.0 | - | IEC 60112 |
Technical Details & Test Data
- Restrictions
- Very high coefficient of longitudinal expansion.
- Low resistance to creep under load.
- Poor fatigue strength than polypropylene.
- Burns fiercely.
- Attacked by oxidizing acids.
- High shape shrinkage.
- Hard and glue.
- Sensitive to stress corrosion.
- Poor weather resistance (if not black).
- Difficult to provide with text without prior surface treatment.
- Low scratch resistance.
- Mechanical properties, strongly temperature dependent.