What is the difference between three and five against the tent? _ industry dynamic

We all know is three tarpaulins and five tarpaulins, what's the different between the both. Three prevention in different areas have different interpretations, including the interpretation of the 'three anti' refers to 'against biological weapons, prevent nuclear weapons, chemical weapons'. In the electronics industry 'three anti' refers to 'prevent mold, moisture proof,' salt mist; In the field of agriculture, is three refers to 'drought control, prevent waterlogging, wind'; In industry, is three refers to 'freeze protection, prevent slippery, prevent poisoning'; In the construction industry refers to 'waterproof, fireproof, shockproof. Three tarpaulins with 'three anti' described above, there is a difference between the three main means aging proof, waterproof tarpaulins, prevent mildew; Five tarpaulins in addition to the three prevention and fire prevention, anti-corrosion. For resistance to water pressure value 2000 mm water column, or cold temperature for - 20 ℃, anti-mold experiment for level 1, flame retardant grade V - More than 2. This is against tarpaulins and five three analysis the main several requirements. Against tarpaulins and five for three tarpaulins have extremely high quality requirements, so mainly adopts PE material, the user can also according to need, choose the level of tarpaulins. The following is the main application fields of three PE tarpaulin: 1, automobiles, trains, freight tarpaulin; 2, cover with open-air warehouse stacked content; 3, the makeshift barn and open cover with a variety of crops; 4, power construction site construction site and other sites makeshift sheds; 5, all kinds of machinery and equipment outer sheath; Tent, tent factory, tarpaulins, http://www. linyangpvc。 com/