These tests also give the procedure to measure a material's flexural modulus (the ratio of stress to strain in flexural deformation). The table below lists average flexural strengths and flexural moduli values for some filled and unfilled polymers.
Polyhedron Laboratories can perform a variety of polypropylene tests to ASTM standards, from polypropylene compressive strength to polypropylene yield strength and more. Polypropylene Characteristics Polypropylene copolymer (PPC) is a softer, more flexible plastic, which also tends to have more stress-crack resistance and has greater impact …
Polypropylene is widely used as sheet stock for CNC machine manufacturing. When we prototype a small number of polypropylene parts we typically CNC machine them. Polypropylene has gained a reputation as a material that cannot be machined.
Let's Thermoform Polypropylene!. Its modulus, about 200,000 psi, is typically about half that of its competitors, at 400,000 psi.. that thermoforming is basically a solid phase deformation process that depends on the elastic character of the polymer sheet [see J.L. Throne, Technology of Thermoforming, Hanser, 1996 for more information].
Polypropylene (PP) Copolymer PP copolymer is a thermoplastic, further classified as a polypropylene plastic. It has a fairly low density and can have a moderately low tensile strength among thermoplastics.
Polypropylene Properties Polypropylene (PP) is a thermoplastic polyloefin material which can have several different polymer chain structures depending on the polymerisation conditions and addition of ethylene compolymer.
Tensile Modulus of Elasticity The tensile modulus is the ratio of stress to elastic strain in tension. A high tensile modulus means that the material is rigid - more stress is required to produce a given amnount of strain.
Plastic Bending Using the latest technology, we can custom form and bend plastic sheeting into any shape, and bend tubes, pipes and profiles. We use the Shannon Automatic Bending Machine for efficient mass production in plastic bending.