If the PEX manufacturer’s installation rules are not followed, failures can result. One of the most common installation defects is sharply bending the pipe to make a directional change. Sharply bending the tubing causes the tubing to kink. The kink in the tubing places localized stress at a spot in
Plastic Skylight Breaking Causing Injury
Why are there so many injuries caused by roof maintenance workers falling through skylights and what can be done to keep workers safe? Skylights are manufactured using clear or translucent plastic. A CASE STUDY The following case study is the property of Plastic Expert Group and cannot be
How Can I Determine If The CPVC Fire Sprinkler Piping Was Installed Properly?
Is it possible to detect fire sprinkler installation defects?For the CPVC plastic pipe installation process, it takes at least 4 minutes to correctly form a joint following the ASTM F3328 rules.The ASTM F3328 process includes the following: A CASE STUDY The following case study is the
How Do I Choose The Right Plastic For My Part?
How should you choose the right plastic for your part? There are literally hundreds of different commercial plastics and thousands of plastic grades having different strength, chemical resistance, weather resistance, and thermal resistance properties. A CASE STUDY The following case study
Why Are My Injection Molded Parts Failing?
A CASE STUDY The following case study is the property of Plastic Expert Group and cannot be copied or distributed without prior permission. Our case analysis does not imply that this specific plastic failure will happen systematically. Every case is unique and should be treated
What Can Weaken Plastic?
The most common cause of plastic parts to weaken is exposure of the plastic to sunlight. Plastics consist of long polymer chain molecules which are entangled together, The longer the polymer chains, the stronger the plasticA CASE STUDY The following case study is the property of Plastic Expert Group
What Can Dissolve Plastic?
The most common cause of plastic parts to weaken is exposure of the plastic to sunlight. Plastics consist of long polymer chain molecules which are entangled together, The longer the polymer chains, the stronger the plastic.A CASE STUDY The following case study is the property of Plastic Expert
How Does Plastic Decompose?
The most common cause of plastic parts to weaken is exposure of the plastic to sunlight. Plastics consist of long polymer chain molecules which are entangled together, The longer the polymer chains, the stronger the plasticA CASE STUDY The following case study is the property of Plastic Expert Group