Transparent PP-SH Raw Material is a flexible thermoplastic polymer with numerous packages. The physical houses of PP can range relying on factors inclusive of the molecular weight, crystallinity, and any additives or modifiers present in the formula. Here are wellknown ranges for a few key physical houses of polypropylene:
Density:
Density is typically inside the range of 0.89 to 0.Ninety one grams in line with cubic centimeter (g/cm³). PP is thought for its relatively low density, making it a lightweight cloth.
Melting Point:
The melting point of PP is within the range of approximately a hundred and sixty to 166 levels Celsius (320 to 331 stages Fahrenheit). It has a pretty low melting point compared to some other thermoplastics.
Tensile Strength:
The tensile electricity of PP can range relying on elements consisting of the processing conditions and the specific grade of PP. Generally, it stages from 25 to 40 megapascals (MPa). It has appropriate tensile power, that means it could face up to stretching forces.
Elongation at Break:
Elongation at destroy refers to the capability of the material to stretch earlier than breaking. For PP, the elongation at destroy is normally round 200% to seven hundred%.
Flexural Modulus:
Flexural modulus measures the stiffness of a fabric. For PP, the flexural modulus is typically within the variety of 1,000 to one,500 megapascals (MPa).
Impact Strength:
PP normally has precise impact energy, specially at room temperature. The effect electricity may be inspired by elements including molecular weight and components. It is regularly measured in phrases of Izod impact energy, and values can variety from 10 to 30 joules according to meter.
Hardness:
The hardness of PP is commonly measured the use of the Rockwell or Shore hardness scales. For instance, the Rockwell hardness can variety from R80 to R105, relying on the method.
It's critical to notice that these are preferred ranges, and the particular houses can vary based at the grade of PP and its meant application. Additionally, additives and reinforcements may be incorporated to modify certain residences, along with flame resistance, UV balance, or greater mechanical energy.