Acetal Framework Partial Denture

Material Benefits & Evaluation

• Strong and Durable: Acetal has excellent mechanical strength, resists chewing forces well, and is not easily broken or deformed.

• High Aesthetic Appeal: Acetal is available in translucent or gum-colored tones, making the prosthesis appear more natural and less visible when worn.

• Easy to Fabricate and Adjust: Acetal can be bent, trimmed, and adjusted with ease, ensuring a precise and comfortable fit for the patient.

• Biocompatible: Free from metal and BPA, Acetal is a safe material that does not cause allergies or irritation to soft tissues.

Technical Specifications

• Framework Material: Acetal (Polyoxymethylene – POM), metal-free, BPA-free, highly durable, and wear-resistant.

• Compatible Denture Bases:

  • Acrylic: Adds rigidity and aesthetic support.

  • Flexible: Enhances comfort and adaptability.

• Framework Thickness:

• Main framework: 1.2 mm – 2.0 mm.

• Clasp arms: 0.5 mm – 1.0 mm.

• Mechanical Properties:

  • Shore D hardness: 80–90 (high strength and load-bearing).

  • Elongation at break: ≥ 20% (good elasticity and flexibility).

• Production time at the lab: 2–3 days (using digital impression files).