No. Concrete is made up mostly of aggregate.
Most people would agree that plastic will degrade slower than concrete.
To create concrete molds using plastic materials, you can use plastic containers or sheets to shape the mold. Simply cut the plastic to the desired shape and size, then secure the pieces together using tape or glue. Make sure the plastic is sturdy enough to hold the concrete. Pour the concrete into the mold and allow it to set before removing the plastic to reveal the concrete shape.
For proper curing
coverd with good plastic.
The easiest way to get melted plastic off of concrete is using a heat gun. You can heat it and them absorb with a porous scrap cloth.
Yes, it is possible to coat a composite plastic with concrete for added strength and durability. The surface of the plastic would need to be properly prepared to ensure good adhesion, and a suitable concrete mix would need to be applied and cured according to the manufacturer's guidelines to achieve a strong bond.
steel and plastic conduits
concrete setting creates heat, i think it might melt your plastic container and probably deform it
Concrete curbing is an alternative to plastic or metal landscape edging made with concrete. Concrete curbing has become more popular because it can be installed in every climate.
R5 Epoxy is not for concrete, it's a marine glue for use on aluminum and plastic parts.
Nylon, plastic, and concrete.
wood,plastic ,bricks,concrete