Formosa (FCFC) TAIRILITE® AC3853

TAIRILITE® AC3853 PC Resin Transparent Flame Retardant Grade

TAIRILITE AC3853 is a premium transparent flame-retardant PC resin engineered by FCFC Plastics. Combining halogen-free safety, UV resistance, and mid-low flow properties, this versatile FCFC PC resin delivers exceptional clarity and reliability for high-safety applications. Ideal for demanding industries requiring both visibility and fire protection.

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tairilite pc resin ac3853 particles

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ISO Data Sheet
ASTM Data Sheet

Typical property data

Physical Properties
  • Specific Gravity: 1.2 (ISO 1183, 23°C)
Mechanical Properties
  • Tensile Strength: 70 MPa (ISO 527, 23°C, 50 mm/min)
  • Flexural Strength: 108 MPa (ISO 178, 23°C, 2 mm/min)
  • Flexural Modulus: 2155 MPa (ISO 178, 23°C, 2 mm/min)
  • Rockwell Hardness (R-scale): R-122 (ISO 2039-2, 23°C)
Impact Properties
  • Charpy Impact Strength: 75 kJ/m² (ISO 179, 23°C, 4 mm, Notched)
Thermal Properties
  • Heat Deflection Temperature (HDT): 128°C (ISO 75/A, Unannealed, 1.8 MPa, 4 mm, 120°C/h)
Optical Properties
  • Transparency: Yes
Flame Characteristics
  • Combustibility: UL-94 V-0 at 2.5 mm (File No. E162823)
Injection Molding
  • Melt Flow Index (MFI): 12 g/10 min (ISO 1133, 300°C, 1.2 kg)
  • Molding Shrinkage: 0.5–0.7% (ISO 2577)

Use & applications

Electrical

Circuit breaker covers, meter housings.

Transportation

Aircraft/EV interior panels, charging station components.

Safety Gear

Visors, protective shields, emergency lighting covers.

Consumer Tech

Transparent printer housings, smart device casings.

tairilite pc resin ac3853 application

Features & Benefits

V-0 Flame Retardancy

UL 94 V-0 certified at 2.5mm/3.0mm thickness, ensuring superior fire safety without toxic halogens. Protects critical components in electrical/electronic environments.

UV-Resistant Transparency

It withstands outdoor exposure (UL 746C f1-rated), maintaining optical clarity under sunlight. Perfect for transparent covers, lenses, and displays prone to yellowing.

Halogen-Free Safety

Eco-friendly formulation eliminates toxic fumes during combustion. Safeguards user health and meets strict environmental regulations.

FAQs

Is AC3853 halogen-free?

The supplied ISO TDS lists “Halogen free” in the features.

Does AC3853 have UL 746C f1 outdoor suitability?

UL Product iQ for AC385(x) lists UL 746C f1 outdoor suitability. The ISO TDS also lists UV resistance. This supports outdoor use, subject to final product validation.

What UL94 coverage does AC3853 have?

UL Product iQ for AC385(x) lists V-0 at 2.5–3.0 mm, in NC/WT colors, with f1. The ISO TDS lists V-0 2.5 mm. Verify the exact thickness and color.

What processing window is recommended for AC3853?

The processing guide recommends pre-drying at 120°C for 4–8 hr. Nozzle and middle zones are 250–300°C, rear zone 240–280°C, mold temperature 70–100°C. Do not exceed 320°C.

What are the special features of AC3853?
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It is a transparent, flame-retardant, mid-low-flow, UV-resistant, halogen-free grade. It is often used for transparent covers, lenses, and light guides requiring V-0 and outdoor suitability.

AC3853 Related Flame Retardant Grades

Disclaimer:Disclaimer: The grades below are potential alternatives for comparison only from FORMOSA (FCFC). They are not direct drop-in replacements. UL ratings are color- and thickness-dependent. Typical values are not specifications. All property data is from ISO TDS unless otherwise stated. Please verify current UL Product iQ status, request TDS/SDS/COA and test samples before substitution.

Grade / ManufacturerPositioning vs. AC3853UL94 (ISO TDS)MFRHDTNotched Impact (Charpy)ColorUV / UL 746C f1
AC3854
FORMOSA TAIRILITE® PC
Direct sister grade with identical UL / MFR / HDT, slightly lower Charpy 70 kJ/m²V-0 2.5–3.0 mm12 g/10 min128 °C70 kJ/m²Transparent FR; NC/WTUL 746C f1; UV resistance
AC3843
FORMOSA TAIRILITE® PC
Thicker-wall transparent FR: V-0 at 3.0–3.3 mm, ALL color coverage, same impact 75 kJ/m²V-0 3.0–3.3 mm12 g/10 min128 °C75 kJ/m²Transparent FR; ALLUL 746C f1; UV resistance
AC3832
FORMOSA TAIRILITE® PC
Low-flow (MFR 5) transparent FR with thinnest V-0 coverage from 1.0 mm + 5VA 3.0 mmV-0 1.0–3.0 mm; 5VA 3.0 mm5 g/10 min128 °C70 kJ/m²Transparent FR; ALLUL 746C f1; UV resistance

↩ Back to FORMOSA (FCFC) Flame Retardant PC Resin Hub (13 grades)

Substitution checklist: Before replacing any grade, verify UL94 at the same wall thickness, UL-listed color, halogen-free declaration, MFR/MVR, HDT, notched impact, UV / UL 746C f1 and processing window.

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