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Over Molding Thermoplastic Elastomers (TPE) Natural Color - Top China Suppliers & Factory for Custom Solutions
Product Introduction
Engineered for secondary overmolding, this TPE grade offers a broad hardness range from 25A to 80A, providing designers with exceptional flexibility to achieve anything from a soft, cushioned grip to a more rigid feel. Its key advantage is the availability of customized formulations that ensure strong, permanent adhesion to a wide variety of substrates, including PP, PE, ABS, PC, PCTG, PA, and glass-reinforced PA. This versatility makes it an ideal choice for significantly enhancing product ergonomics, durability, and user experience across diverse industries.
It is extensively used to create comfortable, non-slip surfaces on toothbrush handles, tool grips, and larger items like folding buckets and bathtubs. In consumer electronics and power tools, such as Bluetooth speakers and drill handles, it provides a secure grip that improves safety and handling while protecting the core structure from impacts. The material's reliable processability in injection molding and its consistent performance make it a preferred and trusted solution for meeting both functional and aesthetic demands in numerous consumer and industrial applications.
Typical Material Properties Specifications
| Test property | Test method | Units | 5045M | 5070M-V0 | 3560M | 5060MA | 5080MA | 6325M | 6360M | 6275M |
|---|---|---|---|---|---|---|---|---|---|---|
| Hardness Shore | ASTM D-2240 | Shore | 40-45A | 65-70A | 60-65A | 55-60A | 80-85A | 25-30A | 55-60A | 75-80A |
| Melt Flow index | ASTM D-1238* | g/10min | 21.2** | 16.6** | 18.8** | 17.2** | 12.6** | 42** | 35.3** | 29** |
| 比重 Specific Gravity | ASTM D-792 | g/cm3 | 0.98 | 1.15 | 0.98 | 0.97 | 0.99 | 1.15 | 1.15 | 1.09 |
| Color | _________ | nature | nature | nature | nature | nature | nature | nature | nature | |
| Tensile Strength | ASTM D-412 | kgf/cm2 | 53 | 82 | 57.5 | 75 | 96.6 | 30 | 58.4 | 83.7 |
| Break Elongation | ASTM D-412 | % | 550 | 500 | 500 | 450 | 450 | 500 | 500 | 550 |
| Application | ABS/PC rubber coated swimming goggles | ABS/PC coating - flame retardant material | POM/ABS/PC/PET encapsulation | Nylon wrapping adhesive | Nylon wrapping adhesive | Toothbrush handle adhesive | Tool handle wrapped with adhesive | Folding bucket, folding bathtub | ||
| Test conditions:*180℃,1.2 KG | **200℃,2.16KG | ***200℃,5KG | ||||||||
* Note: Please refer to the specific test conditions indicated in the table rows for Melt Flow Index values.
Frequently Asked Questions (FAQ)
What is the hardness range of this TPE material?
This TPE grade offers a broad hardness range from 25A to 80A (with specific grades reaching up to 85A), allowing designers to achieve everything from a soft, cushioned grip to a more rigid elastomeric feel.
Which substrates can this TPE adhere to?
It is formulated for strong, permanent adhesion to a wide variety of substrates including PP, PE, ABS, PC, PCTG, PA (Nylon), POM, PET, and glass-reinforced PA.
What are the typical applications for these TPE grades?
Common applications include toothbrush handles, tool grips, folding buckets, folding bathtubs, ABS/PC coated swimming goggles, nylon wrapping adhesives, Bluetooth speakers, and power tool handles.
Is there a flame-retardant grade available?
Yes, the 5070M-V0 grade is designed specifically as a flame-retardant material, commonly used for ABS/PC coating applications.
What testing standards are used to verify these material properties?
The material properties are tested using international ASTM standards, including ASTM D-2240 for hardness, ASTM D-1238 for Melt Flow Index, ASTM D-792 for Specific Gravity, and ASTM D-412 for Tensile Strength and Break Elongation.
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