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High-transparency TPR
A thermoplastic rubber material with excellent optical clarity.
Category:
- Product Description
- 概要
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Item
Description
Product Name
High-transparency TPR
Product Description
A thermoplastic rubber material with excellent optical clarity.
Key Characteristics
1. High Transparency & Light Transmittance: Visually clear with good light transmission.
2. Low Haze: Pure material with minimal light scattering.
3. Soft, Highly Elastic, Comfortable Feel.
4. Good Anti-Yellowing Properties (Optional): Resists yellowing under long-term use or light exposure.Main Applications
Transparent toys, transparent tubing, diving equipment accessories, transparent seals, transparent protective cases for electronics, transparent components for household items.
Processing Methods
Injection Molding, Extrusion.
Environmental Certifications
ROHS, REACH. Can comply with EN71-3 (Toy Safety), FDA (specific grades), etc.
Color
Transparent, Ultra-clear. Can be tinted with transparent colorants.
Odor
Very low or odorless.
Storage Conditions
Must be stored sealed in a cool (<30°C), dry, and dark place to prevent moisture absorption and oxidative yellowing.
Packaging
20/25 kg/bag
Key Physical & Optical Properties
Test Item
Typical Value/Range
Test Standard
Hardness (Common)
Shore A 30 - 80
ASTM D2240
Tensile Strength
3 - 8 MPa
ASTM D412
Elongation at Break
300% - 600%
ASTM D412
Light Transmittance
≥ 88%
ASTM D1003
Haze
≤ 5%
ASTM D1003
Suggested Molding Conditions
Item
Parameter/Guideline
Drying
70-80°C / 3-4 hours (Mandatory to prevent bubbles and haze)
Melt Temperature
150 - 180 °C (Strict control to avoid thermal yellowing)
Mold Temperature
20 - 40 °C (Use high-gloss polished molds)
Injection/Extrusion Speed
Medium-low speed recommended.
Critical Precautions
1. Cleanliness is Paramount: Any contamination will ruin transparency. The processing environment, equipment, and molds must be extremely clean.
2. Drying is Critical: Thorough drying is essential; otherwise, cloudiness, bubbles, and haze will appear.Purge Suggestion
1. Dedicated Purge Material: Transparent-grade LDPE or HDPE is recommended.
Product inquiry
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Guangdong Jinyuan Plastic Technology Co., Ltd.
Building 13, Zone C, Wanyang Innovation Hub, Yangqiao Town, Boluo County, Huizhou City, Guangdong Province, China
