typical properties of polypropylene (pp)Introduction to plastics. TYPICAL PROPERTIES OF POLYPROPYLENE (PP). ASTM or. UL Test Property. HPP*. HPP-filled. CPP**. CPP-filled. D792. Specific gravity. 0.90-0.91. 0.97-1.27. 0.89-0.91. 0.98-1.24. D570. Water absorption (%). 0.01-0.03. 0.01-0.09. 0.03. 0.01-0.02. D638. Tensile strength (psi). 4,500-6,000. 3,500-16,000. 4,000-5,500. 2,500-10,000. D638. Elongation at break (%). 100-600. 1.5-80. 200-500. 2.2-50. D638. Tensile modulus (psi). 16,500-22,500. 37,500- ...
Flexural Properties Testing - Intertekflexural Properties Testing. Essential testing of flexural properties of plastics and Polymers by using ASTM D790 and ISO 178 to ensure suitability under various conditions. Our extensively-equipped laboratories provide standard flexural tests in order for insight into their properties and to ensure that they are suitable ... flexural stress at yield, flexural strain at yield, flexural stress at break, flexural strain at break, flexural stress at 3.5% (ISO) or 5.0% (ASTM) deflection, flexural modulus.
Flexural Modulus Strength Testing of Plastics - Omnexusflexibility is directly linked to the flexural modulus. flexural modulus of a tested specimen being bended between three points is measured by the ratio of the strain observed on the stress applied on it. The International Standard unit of flexural modulus is the pascal (Pa or N/m<sup>2</sup> or m-1.kg.s<sup>-2</sup>). The practical units used in plastics are megapascals (MPa or N/mm<sup>2</sup>) or gigapascals (GPa or kN/mm<sup>2</sup>). ... Name of the polymer, Explicit name of the polymer, Min Value(GPa), Max Value(GPa).
Polyurethane (PUR) Typical Properties Generic PUR, Unspecified ...0.160 to 1.39. g/cm³. ASTM D1505. Apparent (Bulk) Density. 0.94 to 1.11. g/cm³. ASTM D1895. Molding Shrinkage. Flow : 73°F. 1.0E-4 to 0.013. in/in. ASTM D955. 73°F. 0.30 to 1.8. %. ISO 294-4. Water Absorption. ASTM D570. 24 hr, 73°F. 0.030 to 0.46. %. Saturation, 73°F. 0.37 to 0.50. %. Mechanical. Nominal Value. Unit. Test Method. Tensile modulus (73°F). 700 to 318000. psi. ASTM D638. Tensile Strength. Yield, 73°F. 11.0 to 6960. psi. ASTM D638. Yield, 73°F. 2310 to 6570. psi.
Tensile Property Testing of Plastics - MatWebTensile property tests for plastics are illustrated and give average values of ultimate tensile strength, elongation, and tensile modulus for common polymers such as nylon, polyethylene, polypropylene, and acrylic are reported.
Mechanical Properties of Polymers - Polymer Science Learning CenterElastomers need to show high elastic elongation. But for some other types of materials, like plastics, it usually better that they not stretch or deform so easily. If we want to know how well a material resists deformation, we measure something called modulus. To measure tensile modulus, we do the same thing as we did to measure strength and ultimate elongation. This time we measure the stress we're exerting on the material, just like we did when we were measuring tensile strength.
Flexural modulus - WikipediaIn mechanics, the flexural modulus or bending modulus is an intensive property that is computed as the ratio of stress to strain in flexural deformation, or the tendency for a material to bend. It is determined from the slope of a stress-strain curve produced by a flexural test (such as the ASTM D790), and uses units of force per area. flexural modulus measurement. for a 3-point test of a rectangular beam behaving as an isotropic linear material, where w and h are the width and height of ...
Polylactic Acid (PLA, Polylactide) :: MakeItFrom.comThe graph bars on the material properties cards below compare PLA to: polyester plastics (top), all thermoplastics (middle), and the entire database (bottom). The length of each bar shows the given value as a % of the largest value in the relevant set. Mechanical Properties. Elastic (Young's, Tensile) modulus. 3.5 GPa 0.51 x 10<sup>6</sup> psi. Elongation at Break. 6.0 %. flexural modulus. 4.0 GPa 0.58 x 10<sup>6</sup> psi. flexural Strength. 80 MPa 12 x 10<sup>3</sup> psi. Shear modulus. 2.4 GPa 0.35 x 10<sup>6</sup> psi.
Comparison of typical 3D printing materials  - iGEM 2015make it a popular plastic for home printers, hobbyists, and schools. Failure testing for 3D printed stage. Material Property. PLA (Polylatic Acid). ABS (Acrylonitrile Butadiene. Styrene). Density (Mg/m3. ) 1.25. 1.011.21. Young's modulus E (GPa). 3.5. 1.12.9. Elongation at break (%). 6. 375. Melting (softening) temperature. Tm . (o. C). 160. 88128. Glass Transition Temperature. (o. C). 60. 100. Yield Stress y. (MPa). 18.551. Tensile Strength ts. (MPa). 3655. 2550.
1Mechanical Properties of Polymers - Smithers Rapra... ensure the maintenance of the required end-use quality. Availability of instrumentation for mechanical testing is discussed in Appendix 1. Typical mechanical properties of a range of polymers are listed in Table 1.1. Table 1.1 Mechanical properties of polymers. Polymer. Tensile strength. (MPa). flexural modulus/. (modulus of elasticity). (GPa). Elongation at break. (%). Strain at yield. (%). Notched. Izod impact strength. (kJ/m). Surface hardness. Carbon/hydrogen-containing polymers.
tensile modulus of plastic films, TA-038 - TA Instrumentsphenomena were observed in the materials: linear elastic behavior, a strengthening or increase in modulus, and yielding or rapid elongation with minimal changes in stress. In the linear elastic region modulus was measured as defined by the inverse of the slope of the stress versus strain curve. modulus values of 87 MPa to 6 GPa were observed. INTRODUCTION: Thin plastic films are used in a wide variety of applications such as packaging materials, heat shrink wrap, consumer.
Fundamentals of Flexural Modulus or Stiffness in Reinforced PlasticsFiller Loading and flexural modulus or Stiffness. Adding a fine mineral will increase the stiffness or flexural modulus of a polymer system. Generally, the more mineral used, or the higher the filler loading, the greater the increase in flexural modulus. The figure below demonstrates this with a 1 micron average particle size talc product in a typical polypropylene copolymer resin.