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China Suppliers Factory for Natural Color or Semi-Transparent General Thermoplastic Elastomers (TPE)
Product Introduction
General-Purpose Thermoplastic Elastomers (TPE) offer a versatile material solution, available in natural or translucent coloring with an extensive hardness range from a very soft 10A to a semi-rigid 60D. This broad spectrum allows for significant design flexibility to meet diverse application needs. The material excels in both standalone molding and secondary overmolding onto substrates like PP and PE, ensuring strong bonding and simplified processing. It possesses a pleasant, rubber-like texture that provides excellent anti-slip properties, making it ideal for grips and handles.
Broad Hardness Span
From ultra-soft 10A to semi-rigid 60D for optimal flexibility.
Superior Adhesion
Excellent bonding performance for PP and PE overmolding.
Eco & Safe Alternative
Non-migrating, phthalate-free alternative to PVC and rubber.
Renowned for its balanced performance and high cost-effectiveness, this TPE serves as a superior alternative to traditional rubber and PVC. It is extensively used in the manufacturing of soft, safe animal toys and as a non-migrating, phthalate-free substitute for doll components. Everyday applications include durable erasers, high-traffic car floor mats, and comfortable, non-slip handles for bicycles and motorcycles. Its combination of functional properties, ease of processing, and economic value makes it a reliably efficient choice for a wide array of consumer and industrial goods.
Typical Material Properties Specifications
| Test Property | Test Method | Units | 3250N | 3080N | 6010N | 6510N | 6550N | 6250N | 6385N | 6090N |
|---|---|---|---|---|---|---|---|---|---|---|
| Hardness Shore | ASTM D-2240 | Shore | 45-50A | 80-85A | 8-12A | 10-15A | 45-50A | 45-50A | 85-90A | 85-90A |
| Melt Flow Index | ASTM D-1238* | g/10min | 22 | 18.8** | 33.6** | 17.2** | 13.5** | 35.3** | 45.7** | 43** |
| Specific Gravity | ASTM D-792 | g/cm³ | 1.1 | 0.98 | 0.9 | 1.2 | 1.45 | 0.98 | 1.16 | 0.92 |
| Color | — | — | Natural | Natural | Transparent | Natural | Natural | Natural | Natural | Transparent |
| Tensile Strength | ASTM D-412 | kgf/cm² | 55 | 76.2 | 26 | 11.6 | 38 | 48 | 91.2 | 100 |
| Break Elongation | ASTM D-412 | % | 600 | 450 | 600 | 600 | 350 | 550 | 450 | 500 |
| Application | Spray-paint toy | Substitute for PVC toys and crafts | Cooling seat cushion | Simulated animal toys | Eraser | Motorcycle handlebars, bicycle handlebars | Injection molded car floor mats | Injection molded car floor mats | ||
| Test Conditions | *180℃, 1.2 KG | **200℃, 2.16KG | ***200℃, 5KG | ||||||||
Frequently Asked Questions
Q:
What hardness ranges are available for General-Purpose TPE?
Our General-Purpose TPE offers a comprehensive hardness spectrum ranging from an ultra-soft 10A (and specialized grades down to 8A) up to a semi-rigid 60D / 90A, giving engineers and designers high versatility for different mechanical demands.
Q:
Can this TPE material be overmolded onto other plastics?
Yes. The material excels in secondary overmolding processes onto rigid substrates like PP (Polypropylene) and PE (Polyethylene), ensuring strong adhesion, anti-slip tactile feel, and streamlined processing.
Q:
Why is TPE preferred over PVC and traditional vulcanized rubber in toy applications?
TPE provides a safe, phthalate-free, non-migrating alternative to PVC and rubber. It offers a soft, pleasant skin feel, excellent elasticity, simplified injection molding processing, and full compliance with modern toy safety standards.
Q:
What are the primary commercial applications of these TPE grades?
Typical applications include simulated toys, craft components, cooling seat cushions, durable stationery erasers, non-slip bicycle/motorcycle handlebar grips, and heavy-duty injection-molded automotive floor mats.
Q:
Which international testing standards are used to verify material specifications?
Material performance is verified using standardized ASTM testing methods, including ASTM D-2240 (Hardness Shore), ASTM D-1238 (Melt Flow Index), ASTM D-792 (Specific Gravity), and ASTM D-412 (Tensile Strength and Break Elongation).
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