2/3-1/5 lower coefficient of thermal expansion than common pipe, better anti-creep, same strength as metal pipe, nice installation, good stability. High pressure resistance, high shock resistance. UV-resistance, long service life. A healthy environmental protection product (health, no chemical reaction, no oxidation, accordance with GB/T17219-1998 Stardand) is suitable to apply in food industry and drinking-water supply. Capability to be buried under earth. And to be detected by metal detecto. Having all advantages of common PP-R pipe.
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