Reliable company for auditorium seating
Comparing to other factors, quality and after-sale service come first for GuangDong Longjiang HongJi Seating Co.,LTD.. Contact us! Focus on the Manufacturing Furniture Business for Years, a Professional Leader in the Manufacturing Furniture Industry Compared with products in the same category, theater chairs we produce is equipped with the following advantages. With many years of practical experience, HongJi is capable of providing comprehensive and efficient one-stop solutions.

What is the filtration efficiency of the coarse filter and medium filter of the air conditioner unit ?? The filtration efficiency of the coarse filter provided by the air conditioner unit is generally 80%,The efficiency of filtration is 85%,That is, in F7 or F8;For example, Rfilter has made a supporting air filter for opening air conditioners for a long time,It is composed of G3 primary effect filter and F7 medium effect filter;Mainly different according to the standard,Generally speaking, according to the criteria of EN779,G1-F9,It is mainly judged according to the efficiency of weighing.In addition,And ASHARE52.

What are the main measures for boiler water treatment and energy saving? Boiler Water Treatment measures mainly include water supply (I .e. supplementary water of boiler) treatment and condensate (I .e. Condensate recovered by steam turbine condensate or process flow) treatment, oxygen removal from water supply, ammonia addition to water supply and dosing in the pot.Supply water treatment, due to the different degree of steam use (heating or power generation) and condensate recovery, the amount of water supplied by the boiler is also different.The amount of water supplied by the solar power station boiler is generally lower than 3% of the evaporation, and the amount of water supplied by the heating boiler can be as high as 100%.1 pretreatment: when the raw water is surface water, the purpose of pretreatment is to remove suspended matter, colloidal matter and organic matter in the water.It is usually added to the raw water (such as aluminum sulfate, etc.) to condense the above impurities into large pa
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