Branda sotib olish qanday?
2021-05-20
Branda (yoki suv o'tkazmaydigan mato) yuqori quvvatga ega, mustahkamligi va yumshoqligi bilan suv o'tkazmaydigan materialdir. Ko'pincha poliuretan bilan qoplangan yoki polietilen plastmassadan tayyorlangan poliester (moyli tuval), polyester sifatida ishlatiladi.
Branda keng qo'llanilish doirasiga ega va odamlar ishi va hayoti bilan chambarchas bog'liqdir. Qanday qilib sotib olsak bo'ladibranda products with consistent functions and reliable quality? Today, the editor of Cheng Cheng will take everyone to understand the national standards and quality requirements of the branda.
There are many kinds of brandas, and the materials of each branda are different, and the effect of use is also different. Brandabog'lashni, osib qo'yishni yoki arqonlar bilan yopishni osonlashtirish uchun odatda burchaklarida yoki qirralarida kuchli qirg'ichlar mavjud.
Suv o'tkazmaydigan xususiyatlari tufayli ko'pincha qurilish maydonchalarida, kimyo sanoatida, don yomg'iriga chidamli, yuk mashinalarida suv o'tkazmaydigan va boshqalarda qo'llaniladi. Quyoshni soya qilish xususiyati tufayli u ko'pincha fabrikalarda xom ashyoni va issiqxonalarda quyosh nurlarini himoya qilish uchun ishlatiladi.
Uchun ko'plab milliy standartlar mavjudbranda, and the quality requirements involve chloride ion testing, quality testing, tensile testing, fire rating testing, combustion performance testing, index testing, material testing, aging testing, density testing, service life evaluation and so on. Take the packaging industry standard "BB/T0037-2012 double-sided coated PVC flame retardant waterproof cloth and branda" as an example.
