Archive for the ‘Uncategorized’ Category

How to connect PEX pipe and PEX fittings

The materials out of which the connecting pipe and PEX fittings:
PVC (polyvinyl chloride) – from the produce disc valves, diaphragm and Taco mixing valves, filters, Taco heating valves. Possible Temperature – 0-60C, the pressure in the pipes made of PVC can be up to 16 bar. PVC pipe is well resistant to chemicals.
PEX – suitable [...]

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PVC fittings – alternative metal

An alternative direction to create competition manufacture of steel pipe – output of PVC fittings and valves. New PVC fittings used in Germany back in 1930, and since that time, gradually developing in the technological direction, plastic replaces metal. Available in PVC fittings of various types and purposes of maintaining high standards of quality.
PEX pipe [...]

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Testing PEX plastics: Oxygen, moisture, heat and other environmental factors

In addition to ultraviolet radiation and the action of microorganisms, there are other factors that cause degradation of polymers. Although most polymers are slowly reacts with oxygen, elevated temperatures and ultraviolet radiation can strongly accelerate the oxidation processes. Water has a relatively weak negative effect. Nevertheless, there are three different effects associated with the influence [...]

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