{
  "material": "PETG",
  "full_name": "Polyethylene Terephthalate Glycol",
  "family": "Engineering",
  "tagline": "The durable all-rounder — strong, tough and food-safe grade.",
  "stock": "In stock · Ships in 24 h",
  "specs": {
    "Filament diameter": "1.75 mm ±0.02",
    "Net weight": "1 kg / 3 kg / 5 kg spools",
    "Density": "1.27 g/cm³",
    "Nozzle temperature": "230 – 250 °C",
    "Bed temperature": "70 – 85 °C",
    "Print speed": "40 – 90 mm/s",
    "Cooling fan": "Low (20 – 40%)",
    "Heat deflection (HDT)": "70 °C",
    "Tensile strength": "53 MPa",
    "Elongation at break": "≈220 % (tough)",
    "Drying": "Recommended — dry 4 h @ 65 °C before long prints",
    "Glass transition (Tg)": "80 °C",
    "Flexural modulus": "2.1 GPa",
    "Recommended nozzle": "Brass (standard)",
    "Storage": "Dry box recommended, below 40% RH",
    "Certifications": "RoHS · CE · REACH · FDA food-contact grade",
    "Spool": "Cardboard, recyclable"
  },
  "print_settings": [
    "Nozzle: 230 – 250 °C (240 °C sweet spot)",
    "Bed: 70 – 85 °C, PEI recommended",
    "Speed: 40 – 90 mm/s, low cooling",
    "Retraction tuning avoids stringing — see our guide"
  ],
  "recommended_use": [
    "Functional brackets & mounts",
    "Outdoor & chemical-resistant parts",
    "Vases & fluid containers",
    "Protective cases",
    "Automotive interior parts"
  ],
  "best_for": "Functional parts needing strength, toughness and weather resistance.",
  "colors_hex": [
    "#E8EDF7",
    "#1E293B",
    "#34D399",
    "#A78BFA",
    "#F59E0B",
    "#94A3B8"
  ],
  "property_ratings": {
    "ease": 4,
    "strength": 4,
    "heat": 3,
    "impact": 4,
    "uv": 3,
    "flex": 2
  }
}