TPU, The full name is thermoplastic polyurethane elastomer, which is a polymer material with excellent elasticity and wear resistance. Its glass transition temperature is lower than room temperature, and its elongation at break is greater than 50%. Therefore, it can recover its original shape under external force, demonstrating good resilience.
The main advantages of TPU Granules Used for Phone Cases include high wear resistance, high strength, outstanding cold resistance, oil resistance, water resistance, and mold resistance. In addition, The flexibility of TPU is also very good, which enables it to perform excellently in various application scenarios.
The application methods of TPU granules in mobile phone case manufacturing are:
Injection molding: TPU granules can be made into mobile phone cases of various shapes, such as straight edges, rounded corners, etc. through injection molding technology.
Surface treatment: TPU mobile phone cases can be enhanced in appearance and durability through surface treatment technology (such as vacuum plating).
characteristics
The application of TPU Granules Used for Phone Cases is mainly reflected in its unique physical and chemical properties, which make TPU an ideal material for making mobile phone cases.
Abrasion resistance and elasticity: TPU granules have excellent abrasion resistance and high elasticity, which makes it very suitable for making mobile phone cases, providing good protection and comfortable grip.
Chemical resistance: TPU has good resistance to oil and most chemicals and is suitable for a variety of environments.
Transparency: Some types of TPU granules have high transparency and are suitable for making transparent or translucent mobile phone cases without affecting the appearance.
Adjustable hardness: By adjusting the formula, the hardness, toughness and heat resistance of TPU can be changed to meet different usage requirements.
Environmental performance: TPU granules do not use tackifiers during the production process and are suitable for making environmentally friendly products such as children's toys and medical devices.
Advantage
-TPU is strong, elastic and shock-absorbing.
-Mobile phones are sensitive to heat, and thermoplastic polyurethane or TPU has good heat resistance.
-TPU materials are highly elastic and naturally absorb shock or impact.
-TPU particles used in mobile phone cases are also liquid-resistant. They protect mobile phones from oil, grease and water stains.
-In addition, it is strong and not easy to break.
-Abrasion resistance, which protects the appearance and physical integrity from scratches or scrapes.
Comparison of TPU granules with other materials:
Compared with silicone materials, TPU has better elasticity and feel, is not easy to get dusty, is easier to clean, and has better heat dissipation.
Compared with plastic materials, TPU is more wear-resistant, has better elasticity, and is more suitable for the manufacture of mobile phone cases.
Specification
|
Items |
Hardness |
Tensile Strength |
Elongation |
100% Modulus |
300% Modulus |
Strength |
Processing Temperature |
|
Standard |
ASTM D2240 |
ASTM D412 |
ASTM D412 |
ASTM D412 |
ASTM D412 |
ASTM D624 |
/ |
|
Unit |
Shore A |
MPa |
% |
MPa |
MPa |
KN/m |
ºC |
|
BQ8400 |
93 |
36 |
600 |
9 |
14 |
125 |
200-215 |
|
BQ8401 |
95 |
38 |
540 |
11 |
18 |
135 |
200-215 |
|
BQ8402 |
93 |
36 |
570 |
9 |
15 |
125 |
205-220 |
|
BQ8403 |
93 |
35 |
570 |
9 |
13 |
126 |
200-215 |
|
BQ8404 |
95 |
37 |
550 |
11 |
15 |
135 |
200-220 |
|
BQ8405 |
94 |
35 |
590 |
8 |
11 |
125 |
200-215 |
|
BQ8406 |
96 |
38 |
550 |
10 |
13 |
135 |
205-220 |
|
BQ8407 |
92 |
40 |
580 |
8 |
14 |
130 |
200-215 |
|
BQ8408 |
95 |
41 |
570 |
10 |
16 |
132 |
200-220 |
|
BQ8409 |
97 |
40 |
580 |
12 |
17 |
137 |
200-220 |
|
BQ8410 |
93 |
37 |
590 |
10 |
13 |
128 |
200-215 |
|
BQ8411 |
95 |
40 |
590 |
10 |
15 |
131 |
200-220 |
packing
25kgs/bag,
40 bags/pallet,
or according to your requirement.



FAQ
Are you a manufacturing factory?
BEIQIAO 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 aspolyurethane series, carbon fiber series, organic silicon series and High-end polyolefin (POE) series.
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