pp parts

PP

Price

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Strength

High chemical resistance, lightweight properties, low moisture absorption, excellent fatigue resistance, good electrical insulation.

Weakness

Susceptibility to UV degradation, poor resistance to high temperatures, tendency to warp under stress, and limited impact strength.

Common Application

PP is commonly used in packaging, automotive components, consumer products, textiles, and medical devices.

Properties at a Glance

*Pease note: The following material properties are for reference only. Actual values may vary depending on the selected material brand.
Property Metric English
Density 0.9 g/cm³ 0.033 lb/in³
Shore Hardness D 45-55 45-55
Min Temp. Air -40-20°C -40 - 68 °F
Max Temp. Air 80-130 °C 176 - 266 °F
UL94 Fire Rating HB HB
Elongation at Break 8-12% 8-12%

Chemical Properties

  • Resistant to many acids and alkalis.
  • Susceptible to degradation by strong oxidizing agents and aromatic hydrocarbons.
  • Generally resistant to organic solvents and oils.
polypropylene PP injection- molding
Knowledge Hub

A Comprehensive Guide For PP Injection Molding

What is PP Injection Molding Polypropylene PP Injection molding is a process in which a polypropylene material is heated to its melting point and then ...

Get PP Parts with Zhongde

Yes, PP material is recyclable. It can be melted down and reprocessed into new products, reducing waste and conserving resources.
Yes, PP (polypropylene) is generally considered safe. It is non-toxic, resistant to chemicals, and does not leach harmful substances into food or beverages, making it suitable for use in food packaging and medical devices. However, as with any material, proper handling and disposal practices should be followed to ensure safety.
Polypropylene (PP) is commonly available in several types, including:
  1. Homopolymer PP: Consists of only propylene monomer units and offers good stiffness, strength, and chemical resistance.
  2. Copolymer PP: Contains a blend of propylene and ethylene monomer units, providing improved impact resistance and clarity compared to homopolymer PP.
  3. Random Copolymer PP: Incorporates ethylene randomly along the polymer chain, enhancing flexibility and impact resistance while maintaining high chemical resistance.

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