Xiamen HMT International Trade Co., Ltd
Xiamen HMT International Trade Co., Ltd
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Light Diffuser Polycarbonate Material PC Resin Plastic Halogen Free V0 for LED Lampshades Extrusion Grade
Basic Data:
| Parameter | Value/Description | Test Standard |
|---|---|---|
| Heat Deflection Temp | 135-145°C (@ 1.8 MPa) | ASTM D648 |
| Flame Rating | UL94 V-0 (0.8 mm thickness) | UL 94 |
| Impact Strength | 65-85 kJ/m² (Izod Notched, 23°C) | ASTM D256 |
| Light Transmittance | 88-90% (2 mm thickness) | ASTM D1003 |
| UV Resistance | >2000 hrs (Xenon arc, no yellowing) | ASTM G155 |
| Volume Resistivity | 1×10¹⁵ Ω·cm | ASTM D257 |
| Density | 1.20-1.22 g/cm³ | ASTM D792 |
| Water Absorption | 0.15-0.25% (24h immersion) | ASTM D570 |
| Rockwell Hardness | R 118-122 | ASTM D785 |
| Flexural Modulus | 2300-2500 MPa | ASTM D790 |
Production Description:
Flame-retardant PC compounds meet UL94 V-0 standards in EV charging ports and miniaturized power modules.
Tailored Performance: Balances transparency, strength, and processability for niche uses.
Cost Reduction: Blends like PC/ABS lower material costs while maintaining core properties.
Durability: Enhanced UV, chemical, and thermal stability for harsh environments.
Regulatory Compliance: Meets flame safety (UL94), food contact (FDA), and medical standards.
A: Bulb Lamp Cover Series (Light Transmittance 90% - 98%, Beam Angle 150° - 230°)
B: T-Bulb Lamp Cover Series (Light Transmittance 86% - 96%, Beam Angle 150° - 200°)
C. BR Lamp/PAR Lamp/Spotlight Cover Series (Light Transmittance 88% - 94%)
D. Taper/Candle Bulb Cover Series (Light Transmittance 85% - 95%)
E. Ceiling Lights and Various Lamps Series (Light Transmittance 80% - 92%)
F. Tube Light Series (T8 Tubes, Dual-Color Tubes) (Light Transmittance 80% - 96%)
Company Profile
HMT International is a leading global manufacturer and exporter specializing in modified plastics, operating under the brand Chongyuan. Established with a commitment to innovation and sustainability, we engineer high-performance thermoplastic compounds tailored to meet the evolving demands of industries worldwide.
Certified to ISO 9001, ISO 14001, and compliant with RoHS/REACH standards, we align our operations with global sustainability goals while delivering exceptional technical support and supply chain reliability.
3,000+ customized formulations.
500,000+ MT annual production capacity.
25+ years of polymer expertise.
ISO 9001 & ISO 14001 certified facilities.