Promyde® BF40 L by Nurel is a general-purpose, lubricated polyamide 6 (PA 6) grade. Offers high viscosity, good gas barrier properties, good chemical resistance, good mechanical & optical properties, high abrasion resistance and good thermoformability. Can be processed by cast film extrusion, blown film extrusion, thermoforming and coextrusion. Suitable for vacuum packs & thermoformed packs for food such as meat, fish and cheese applications. Promyde® BF40 L by Nurel is ISO 9001 certified.
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Promyde® BF40 L properties
Films properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Moisture Vapor Transmission Rate | 0.0 Visible After Login | Visible After Login | Visible After Login |
Mechanical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Coefficient of Friction (COF), Dynamic | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Strength at Yield, MD | 0.0 Visible After Login | Visible After Login | Visible After Login |
Optical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Haze | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Haze | 0.0 Visible After Login | Visible After Login | Visible After Login |
Other properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Elongation at Break, MD | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tear Strength, MD | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Tensile Strength at Break, MD | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Viscosity, Relative | 0.0 Visible After Login | Visible After Login | Visible After Login |
Physical properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Chip size (length-diameter) | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Density | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Density, Apparent | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Extractable | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Gas Transmission Rate, Oxygen | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Gas Transmission Rate, Oxygen | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Gas Transmission Rate, Oxygen | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Moisture Absorption | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Water Absorption | 0.0 Visible After Login | Visible After Login | Visible After Login |
Processing properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Moisture Content | 0.0 Visible After Login | Visible After Login | Visible After Login |
Thermal properties
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Decomposition Temperature | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Ignition temperature | 0.0 Visible After Login | Visible After Login | Visible After Login |
| Melting Point | 0.0 Visible After Login | Visible After Login | Visible After Login |
Promyde® BF40 L Processing Guidelines
Extrusion Processing Guidelines
| Properties | Value & unit | Test condition | Test method |
|---|---|---|---|
| Compression Section | Visible After Login | Visible After Login | |
| Compression ratio | Visible After Login | Visible After Login | |
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| Drying Temperature | Visible After Login | Visible After Login | |
| Feed section | Visible After Login | Visible After Login | |
| Metering Section | Visible After Login | Visible After Login | |
| Screw Length | Visible After Login | Visible After Login | |



