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 Weipen Weipen is a new form of micro-sprinkler irrigation developed. This is the use of plastic pipe water through micro irrigation sprinklers spraying locally. It is more water than the general irrigation, can yield more than 30%, can improve the microclimate of the field, can be combined with fertilizer, improve fertilizer efficiency. Domestic equipment acres investments generally 500 yuan -800 yuan. Mainly used in fruit trees, crops, flowers, lawn, greenhouse and other irrigation. Appeared on the Chinese market has mature technology plastic-metal composite pipe, high temperature, low noise, but because the price is expensive, small diameter, suitable for high-end decoration hot and cold water pipes, the Chinese market as well as stiffness, high temperature steel plastic composite pipe ring Qi upvc, but the price is also higher Central Qi plastic valves, there is no condition for the drainage system; China also some units, has developed a two-layer plastic tube, can reduce noise indicators Qi plastic ring, took away from the market one step; Ministry of Public Security Sichuan Fire Research Institute five years ago to develop the use of halogen-free, non-antimony as a flame retardant and smoke suppressant formula Central Qi PVC plastic cpvc manufacturers, oxygen index of 51% a 56%, A lower amount of smoke (smoke density rating of about 54%) and smoke toxicity is very small, but for various reasons this technology has not been to the market. Some foreign advanced countries and regions. Central Qi plastic upvc Suppliers | Central Qi plastic upvc | Central Qi Qi plastic provided by the ring of plastic. Looking for "UPVC, CPVC pipe fittings and valves, PVDF, PP valves, etc." fly suppliers, network operators choose to have a full alliance Certified: Shandong Central Qi Plastics Co. (www.hershey-sd.com), trustworthiness and reliability, Now click on the "Business Alliance Customer Service" on page live chat with us now!