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PMMA KG04-1（Scratch-resistant）
PRODUCT DETAILS
PMMA KG04H-1 (Scratch-Resistant)
PMMA KG04H-1 is a premium scratch-resistant acrylic material with excellent hardness, clarity, and mechanical strength. Designed for applications that demand durability and surface protection — such as automotive interiors, optical lenses, and consumer electronics — it maintains transparency while providing superior surface hardness up to 4H.
Typical Indicators
| Category | Property | Test Standard / Condition | Unit | Value |
|---|---|---|---|---|
| Physical | Specific Gravity | GB/T 1033 | g/cm³ | 1.19 |
| Physical | Melt Index (230℃ / 3.8kg) | GB/T 3682 | g/10min | 2.9 |
| Mechanical | Tensile Strength (10mm/min) | GB/T 1040 | MPa | 77 |
| Mechanical | Elongation at Break (10mm/min) | GB/T 6344 | % | 4 |
| Mechanical | Flexural Strength (2mm/min) | GB/T 9341 | MPa | 123 |
| Mechanical | Flexural Modulus (2mm/min) | GB/T 9341 | MPa | 4856 |
| Impact | Izod Impact Strength (Notched, 1/8") | GB/T 1843 | KJ/m² | 2 |
| Optical | Light Transmittance (3mm) | GB/T 2410 | % | 92 |
| Optical | Haze (3mm) | GB/T 2410 | % | 1.5 |
| Thermal | Heat Deflection Temperature (1.8MPa) | GB/T 1634 | °C | 95 |
| Flammability | Fire Rating | GB/T 2048 | — | HB |
| Surface | Scratch-Resistant Hardness | — | — | 4H |
Recommended Injection Molding Conditions
- Pre-drying Temperature: 60–80 °C
- Pre-drying Time: 3–4 hours
- Melting Temperature: 210–240 °C
- Mold Temperature: 50–70 °C
Note: All data are typical reference values only and not guaranteed specifications. Users should perform their own validation to ensure suitability for intended applications and processing environments.