In daily use, can PU Film withstand high-strength stretching and mechanical shock?

In daily use, PU Film (polyurethane film) can usually withstand high-intensity stretching and a certain degree of mechanical impact due to its unique physical and mechanical properties. The following is a detailed analysis of PU Film in these two aspects:

Polyurethane material has high tensile strength, which means that it can resist breaking and maintain its integrity when stretched by external force. The tensile strength of PU Film depends on factors such as its formula, production process and post-processing. In practical applications, PU Film can withstand large tensile forces without being easily damaged or broken. This property makes PU Film perform well in occasions where it needs to withstand tensile stress, such as packaging materials, protective films, etc.

Elongation is an indicator of the ability of a material to deform during stretching. PU Film has a high elongation, which means that it can deform greatly without destroying its structure when stretched by external force.

High elongation allows PU Film to better adapt to deformation when stretched, thereby maintaining its stability and reliability. This is especially important for occasions that need to withstand dynamic tensile stress, such as protective films for sports equipment, elastic bandages, etc.

Fixed tensile stress reflects the tensile stress of a material at a specific elongation. PU Film has a high tensile stress, which means that after being stretched to a certain extent, it can maintain a high stress level without plastic deformation. This property makes PU Film have better stability in occasions where constant tensile stress needs to be applied, such as automotive interior materials, electronic equipment protective films, etc.

Polyurethane materials themselves have good impact resistance and can resist external impact to a certain extent without damage. PU Film, as a form of polyurethane, also inherits this property.

In practical applications, PU Film can withstand a certain degree of mechanical impact, such as falling, collision, etc. This property makes PU Film have better durability and reliability in occasions where impact stress needs to be applied.

Resilience is the ability of a material to return to its original shape after being impacted. PU Film has a high resilience, which means that after being impacted, it can quickly return to its original shape and size.
High resilience enables PU Film to better maintain its structural integrity and functional stability when impacted. This is especially important for occasions that need to withstand repeated impact stress, such as cushioning materials for sports equipment, car bumpers, etc.

Although wear resistance is not a direct measure of the ability to withstand mechanical impact, it reflects the durability and wear resistance of the material to a certain extent. PU Film usually has good wear resistance and can keep its surface flat and smooth during long-term use. This property makes PU Film have better durability and reliability in occasions where it needs to withstand friction and wear, such as conveyor belts, wear-resistant pads, etc.

PU Film can withstand high-strength stretching and a certain degree of mechanical impact in daily use. Its unique physical and mechanical properties make it widely used in many fields, such as packaging materials, protective films, automotive interiors, electronic equipment protective films, and sports equipment. However, it should be noted that PU Film with different formulas and processes may have differences in performance, so it should be considered according to specific needs when selecting and using it.