LDPE Film Grade FB 4-31
CAS 9002-88-4
Generic registry number (not stated in the manufacturer TDS)
Additive-free low density polyethylene
- MFR (190 °C, 2.16 kg)
- Typical: 4 g/10 min
- Density (23 °C) [1]
- Typical: 922 kg/m³
- Tensile stress at break (MD/TD) [8]
- Typical: 20 / 19 MPa
- Tensile strain at break (MD/TD) [8]
- Typical: 570 / 640 %
Technical Specifications
| Parameter | Value | Method / unit |
|---|---|---|
| MFR (190 °C, 2.16 kg) | Typical: 4 g/10 min | ISO 1133-1 · °C |
| Density (23 °C) [1] | Typical: 922 kg/m³ | ISO 1183-1 · °C |
| Tensile stress at break (MD/TD) [8] | Typical: 20 / 19 MPa | ISO 527-1,3 |
| Tensile strain at break (MD/TD) [8] | Typical: 570 / 640 % | ISO 527-1,3 · % |
| Dart drop [8] | Typical: 130 g | ISO 7765-1 method A |
| Haze [8] | Typical: 5 % | ASTM D1003 · % |
| Vicat softening temperature [2] | Typical: 91 °C | ISO 306/A 50 · °C |
| Melting temperature | Typical: 111 °C | ISO 11357-3 · °C |
| Crystallization temperature | Typical: 97 °C | ISO 11357-3 · °C |
| Recommended film thickness | Typical: 0.015 – 0.04 mm | |
| Recommended processing temperature | Typical: 150 – 190 °C | °C |
Detailed application areas
Non-slip blown films, surface protection films, cast films; injection moulding. Suitable for conventional extrusion machines. User must carry out tests for suitability and regulatory compliance.
Packaging & storage
Packaging
25 kg PE bags; shrink/stretch-wrapped pallet: 1375 kg polymer. Road or rail silo transport also available.
Storage
Protect from UV and temperatures above 40 °C. Dry before use if moisture condenses under high humidity and fluctuating temperatures.
Documents
Technical data sheet (TDS)
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Safety & lot documents
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Product Information
LDPE Film Grade FB 4-31 (CAS 9002-88-4) is an industrial product in the thermoplastic polymers category. Typical specifications: MFR (190 °C, 2.16 kg): Typical: 4 g/10 min; Density (23 °C) [1]: Typical: 922 kg/m³; Tensile stress at break (MD/TD) [8]: Typical: 20 / 19 MPa. KORKİMYA supplies LDPE Film Grade FB 4-31 in 25 kg PE bags; shrink/stretch-wrapped pallet: 1375 kg polymer. Road or rail silo transport also available..
Additive-free low density polyethylene
- CAS
- 9002-88-4
- TN-VED Code
- 3901 10
- Category
- Thermoplastic Polymers
Test Methods
ISO 1133-1 · ISO 1183-1 · ISO 527-1,3 · ISO 7765-1 method A · ASTM D1003 · ISO 306/A 50 · ISO 11357-3
Key features
Why this product?
- [1] Density: pressed mould specimen per internal method. [2] ISO 294-1 injection moulded specimen. [8] 50 µm blown film; melt 170 °C, blow-up ratio 2.5:1. Observe fire safety rules for combustible materials.
- [1] Density has been measured on pressed mould specimen according to internal method.
- [2] Typical properties measured on standard injection moulded test specimen according to ISO 294-1.
- [8] Film properties tested using 50 µm thick blown film extruded at melt temperature of 170°C and blow up ratio 2.5:1.
- Test final articles against relevant rules including food contact; product compliance: DDS.
- Additive-free LDPE film pellets; good processability and optical properties.
- Heat-treated pooling pallets are collected after use for reuse and remain the pallet provider’s property.
- Polymers are REACH-exempt; monomers/relevant additives are registered.
- Only REACH-compliant raw materials are used.
- At source revision, no identified SVHC >0.1%.
- Suitable for modern recycling; keep in-house waste clean for direct recycling.
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Last updated: 11/10/2026
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