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Great performance with XPETG Matt on the Bambu Lab A1 mini using Extrudr’s official profiles. Zero stringing and a very clean surface finish. The only downside is the metallic shade, which is so deep it appears almost bl…
Great performance with XPETG Matt on the Bambu Lab A1 mini using Extrudr’s official profiles. Zero stringing and a very clean surface finish. The only downside is the metallic shade, which is so deep it appears almost bl…
| Mechanical Properties | Method | Value | Rating |
|---|---|---|---|
| Tensile modulus (Young's modulus) | ISO 527-1 | 3100 MPa ±46 | Excellent |
| Tensile strength at yield | ISO 527-1 | 53 MPa ±0.2 | Good |
| Tensile stress at break | ISO 527-1 | 53 MPa ±0.2 | Excellent |
| Elongation at break | ISO 527-1 | 7.6 % ±1.1 | Typical |
| Flexural modulus | ISO 178 | 3300 MPa | Excellent |
| Flexural strength | ISO 178 | 75 MPa | Very Good |
| Charpy notched impact strength (+23°C) | ISO 179-1eA | 1.7 kJ/m² ±0.4 | Typical |
| Charpy notched impact strength (-30°C) | ISO 179-1eA | 1.5 kJ/m² | - |
| Charpy unnotched impact strength (+23°C) | ISO 179-1eU | 78 kJ/m² ±6 | Very Good |
| Charpy unnotched impact strength (-30°C) | ISO 179-1eU | 60 kJ/m² | Excellent |
| Thermal Properties | Method | Value | Rating |
|---|---|---|---|
| Heat deflection temp. (HDT/B) — 0.45 MPa | ISO 75-1 | 67 °C | Typical |
| Heat deflection temp. (HDT/A) — 1.8 MPa | ISO 75-1 | 62 °C | Typical |
| Vicat softening temp. (VST/B50) | ISO 306 | 76 °C | Typical |
| Melting point (Tm) | ISO 3146-C | Amorphous (no Tm) {ISO 3146-C} | - |
| Glass transition temp. (Tg) | ISO 11357-1 (DSC) | 80 °C | Good |
| Melt flow rate (MFR) — 210°C/2.16 kg | ISO 1133-1 (210°C/2.16 kg) | 5 g/10 min | Typical |
| Melt volume rate (MVR) — 235°C/5.0 kg | - | 18 cm³/10 min | Excellent |
| Thermal decomposition temp. | - | 370 °C | Outstanding |
| CLTE — flow direction | - | 0.6 cm/cm/°C | Excellent |
| Physical Properties | Method | Value | Rating |
|---|---|---|---|
| Density | ISO 1183-1 | 1.36 g/cm³ | - |
| Water absorption (saturation, 23°C) | - | < 0.12 % | - |
| Mould shrinkage | ISO 294-4 | 0.3–0.5 % | - |
| Special Properties | Method | Value | Rating |
|---|---|---|---|
| UV resistance | - | Good | - |
| Chemical resistance | - | Good | - |
| Fire & Compliance | Method | Value | Rating |
|---|---|---|---|
| Flammability rating (UL 94) | - | (not tested) | - |