Injection Suitable TPU Granules
Shandong Beiqiao New Material Technology Co., Ltd. is a manufacturing and trading combo that provides global integrated services, focusing on the production, sales, research, and development of polyurethane. BEIQIAO is also a rapidly developing new scientific and technological enterprise dedicated to the research, processing, promotion, and sales of various other new materials,such as carbon fiber series, organic silicon series and High-end polyolefin (POE) series. Our factory operates with a professional and highly effective approach, ensuring streamlined processes and optimal outcomes in every aspect of our production.
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Why Choose Us
Quality Control
The Quality Management Department of our factory ,which is under the direct leadership of the general manager and which is responsible for management the quality of the raw materials, the whole production process and the finished products as well as for organizing the implementation of ISO9001.
Excellent Team
Beiqiao pays attention to team building and talent training, and has a high-quality R&D team and sales team that is energetic, experienced, and efficient. What's more, we also cooperate with many well-known universities and colleges both domestically and internationally actively , and are committed to the research, promotion, and sales of new materials that are closely related to human life.
One-stop Solution
We can help customers develop more valuable and effective project solutions. We are committed to meeting customer needs in a timely manner and providing personalized solutions.
Rich Experience
Our factory has a long history in the professional field and has received strong support from the government. We have an experienced technical team and management team to ensure the stability and reliability of our products.
Advantages of Injection Suitable TPU Granules
Injection suitable TPU granules demonstrates rubber-like flexibility, and plastic-like toughness making it develop sturdy but flexible parts. This property makes thermoplastic polyurethane suitable for use in specific ranges wherein parts require flexibility either to bend or stretch to the required specific shape or to protect the part from impacts for applications such as midsoles for sports footwear, automotive seals, and flexible hoses.
The injection suitable tpu granules reveals an outstanding resistance to oils, greases, and also various chemicals, therefore, its application can be considered for severe industrial conditions. This property is quite important in automobile and industrial applications since many of the fluids such as gaskets, hoses, and sealing materials are usually subjected to the element.
Injection suitable tpu granules’s inherent transparency means that it can be readily colored or used transparently, appealing to members of the consumer goods such as phone cases, personalized footwear, etc. This variability of appearance together with the robustness puts it in high demand for electronics and quasi-electronics products as well as other commodities in the lifestyle segment.
Injection suitable tpu granules has great UV stability meaning that it does not easily undergo discoloration, formulation, or breakdown when exposed to sunlight. This property makes thermoplastic polyurethane ideal for applications like protective covers, automotive components, and sports equipment used in sunny areas.
This type of injection suitable tpu granules has been accredited to be biocompatible and thus safe to be used in contact with the human tissues of the body. This makes it a good candidate for medical equipment like catheters, surgical tubing, and prosthetics and where Chemical resistance is equally important.
Speciafication
|
Physical Properties |
Standard |
Unit |
Value |
|
Density |
ASTM D792 |
g/m³ |
1.2 |
|
Hardness |
ASTM D2240 |
Shore A |
98 |
|
Melting point |
ASTM D1238 |
g/10min |
75 |
|
Mechanical Properties |
Standard |
Unit |
Value |
|
Tensile strength |
ASTM D412 |
MPa |
40 |
|
Elongation at Break |
ASTM D412 |
% |
460 |
|
100% Modulus |
ASTM D412 |
MPa |
13 |
|
300% Modulus |
ASTM D412 |
MPa |
24 |
|
Tear strength |
ASTM D624 |
KN/m |
180 |
Application of Injection Suitable TPU Granules
Automotive
Injection suitable TPU granules is widely used in the automotive industry for interior and exterior parts, such as door panels, handles, instrument panels, and airbag covers.


Consumer electronics
Injection suitable TPU granules is used in the production of mobile phone cases, tablet cases, and other electronics accessories due to its flexibility, durability, and impact resistance.
Medical devices
Injection suitable TPU granules is used in the manufacture of medical devices, such as catheters, tubing, and respiratory masks, due to its biocompatibility, flexibility, and resistance to chemicals.


Footwear
Injection suitable TPU granules is used in the production of footwear, such as shoe soles and midsoles, due to its flexibility, abrasion resistance, and cushioning properties.
Sports equipment
Injection suitable TPU granules is used in the manufacture of sports equipment, such as protective gear, helmets, and inflatable products, due to its impact resistance, durability, and flexibility.


Industrial applications
Injection suitable TPU granules is used in various industrial applications, such as conveyor belts, seals, and gaskets, due to its chemical resistance, flexibility, and durability.
TPU Injection Molding Process
Material preparation
TPUs are usually supplied in pellet form and must be dried prior to processing to remove any moisture — otherwise material properties and processing characteristics will be affected.
Material feeding
TPU pellets are fed into the hopper of the injection molding machine and transported to the feeder barrel where they are melted and mixed. The injection molding machine should be equipped with a temperature control system to regulate barrel temperature and ensure consistent material melting and mixing.
Injection
The melted and mixed TPU is injected into the mold under high pressure to fill the mold cavity and form the part. The injection pressure and mold temperature should be regulated to ensure proper filling and flow of the TPU and to minimize the risk of defects.
Cooling
After injection, the mold is cooled to allow the TPU to solidify and take the shape of the mold cavity. The cooling time and temperature depends upon the specific TPU grade and the size and complexity of the part.
Ejection
After cooling, the mold is opened and the part is ejected from the mold. The part is inspected for any defects and trimmed, if necessary, to remove the gate and any flash.
Post-processing
TPU parts may require post-processing, such as painting, printing, or assembly, to meet specific application requirements.
Packaging and Shipping
Packing Details : Standard Packing
Inner (Plastic film)
Outer(Paper bag or woven bag)


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FAQ
As one of the most professional injection suitable tpu granules manufacturers and suppliers in China, we're featured by quality products and good service. Please rest assured to buy high-grade injection suitable tpu granules from our factory.
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