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What is the thermal conductivity of flexible PVC?
The thermal conductivity of flexible PVC is approximately 0.14 W/m·K.
How is PVC without plasticizer different from PVC with plasticizer?
PVC without plasticizer is rigid and hard, used in applications where stiffness is needed, such as pipes and window frames. PVC with plasticizer is flexible and soft, used in products like inflatable toys and medical tubing. The plasticizer helps increase the flexibility and workability of the PVC material.
What is more conductive wood or PVC?
PVC is more conductive than wood because PVC is a plastic material that does not conduct electricity, while wood is a natural insulator and does not conduct electricity well. If electrical conductivity is a factor, PVC would be a better choice than wood.
What are the ingredients used in PVC pipe manufacturing?
The primary ingredients used in PVC pipe manufacturing are PVC resin, which is the main component providing strength and durability, along with plasticizers to increase flexibility, stabilizers to prevent degradation from heat and UV exposure, and lubricants to aid in processing. Pigments may also be added for color.
How do you melt PVC for casting?
Melting PVC can release toxic fumes, so it is not recommended for casting projects. Instead, consider using materials such as resin or wax for casting as they are safer and more suitable for this purpose.
How do you define flexible PVC?
Flexible PVC
Is PVC flexible?
The smaller sizes are more flexible. Colder temps affect flexibility.
Is PVC pipe flexible?
The smaller sizes are more flexible. Colder temps affect flexibility.
What is the average compressive strength of flexible PVC?
The average compressive strength of flexible PVC typically ranges from 30 to 50 MPa (megapascals). This property can vary based on the specific formulation and additives used in the PVC, as well as the processing methods. Generally, flexible PVC is designed to be more pliable and less rigid than rigid PVC, resulting in different mechanical properties.
Why PVC is soft and flexible whereas bakelite is hard and brittle?
PVC is softer and flexible because it is a thermoplastic polymer, which means it can be easily molded and reshaped when heated. Bakelite, on the other hand, is a thermosetting polymer, which means it hardens irreversibly once molded and cannot be reshaped. This makes bakelite hard and brittle compared to PVC.
What makes PVC soft?
PVC (polyvinyl chloride) becomes soft when plasticizers, such as phthalates or adipates, are added during its formulation. These additives reduce the polymer's intermolecular forces, making it more flexible and easier to process. The resulting soft PVC is often used in applications like upholstery, flooring, and electrical cable insulation, where flexibility and durability are essential. Without plasticizers, PVC remains rigid and brittle.
What are the differences between PVC and ABS pipes in terms of their durability, flexibility, and chemical resistance?
PVC pipes are more flexible and resistant to chemicals compared to ABS pipes. However, ABS pipes are generally more durable and impact-resistant than PVC pipes.
What is the thermal conductivity of flexible PVC?
The thermal conductivity of flexible PVC is approximately 0.14 W/m·K.
What glue should be used to seal flexible PVC into concrete?
None. PVC is not made to be glued to concrete.
Does hcl acid react with PVC?
Depends on what king of PVC and what's the concentration of the acid. For example the 35% HCl damages the flexible PVC on 50°C, but the rigid PVC not... (The flexible PVC become rigid I think.)
What steroid is in glycoproteins that makes the membrane more flexible?
Cholesterol.
How does the addition of extra chlorine to PVC change its chemical properties?
It makes it stiffer and even more flame retardent.
