Dab-dejinta ololka hal-abuurka ah ee xumbada polyurethane waxay ku habboon tahay xiridda iyo hagaajinta albaabbada dhismaha iyo daaqadaha, rakibidda kuleylka kuleylka ee unugyada dahaarka ee xiran, xirida, daboolida dhawaaqa, kuleylka kulaylka, ilaalinta biyaha ee tuubooyinka, derbiyada, iwm, buuxinta boosaska dhismaha ee kala duwan iyo dildilaaca. Dhacdada dabku waa in dib loo dhigo fiditaanka dabka dibadda iyo fidinta qiiqa, la dagaallama waqtiga badbaadada, kordhinta suurtagalnimada baxsashada dadka ku xanniban, iyo yaraynta khasaaraha dhaqaale.
1. Oksijiin index ≥26%, xumbo is-deminta dabka; Tijaabadu waxay la kulantaa ololi kara heerka B2 heerka walxaha dab-demiska ee JC / T 936-2004 "Single poliurethane Foam caulk";
2. Xabagta hore ee xumbo, ka dib xumbo ku saabsan 20%;
3. Badeecadu kuma jiraan freon, ma jiro qabiil, ma jiro formaldehyde;
4. Dib u dhigista ololka ee habka daaweynta xumbo si tartiib tartiib ah ayuu u kordhay, xumbo bogsashada ilaa 48 saacadood, dib u dhaca ololku wuxuu gaari karaa heerka;
5. Saamiga xumbo: saamiga ugu badan ee xumbo ee alaabta marka la eego xaaladaha ku habboon waxay gaari kartaa 55 jeer (oo lagu xisaabiyo miisaanka guud ee 900g), dhismaha dhabta ah wuxuu leeyahay isbeddelo sababo kala duwan.
6. Heerkulka deegaanka ee badeecadu waa +5℃ ~ +35℃ ; heerkulka shaqada ee ugu fiican:+18℃ ~ +25℃;
7. Xakamaynta heerkulka xumbo: -30 ~ +80 ℃ Alaabta wax dhib ah uma laha jidhka bini'aadamka ka dib marka la daweeyo.
MAYA | Shayga | Nooca qoriga | Nooca cawska | |
1 | Mitirka fidinta | 35 | 23 | |
2 | Waqtiga isku-xidhka (dusha oo qallalan)/min/daqiiqo | 6 | 6 | |
3 | Waqtiga goynta (iyada oo la marayo qalalan)/min | 40 | 50 | |
4 | Porosity | 5.0 | 5.0 | |
5 | Degganaanshaha cabbirka (yaraynta)/cm | 2.0 | 2.0 | |
6 | daaw adkaanta | Gacmaha dareemo adkaanshaha | 5.0 | 5.0 |
7 | Xoog cadaadis/kPa | 30 | 40 | |
8 | Saliid jeexid | Ma jiro saliid jeexan | Ma jiro saliid jeexan | |
9 | Mugga xumbo/L | 35 | 30 | |
10 | xumbo badan/jeer | 45 | 40 | |
11 | Cufnaanta(kg/m3) | 15 | 18 | |
12 | Xoog isku xidhka xajin (aluminium alloy saxan)/KPa | 90 | 100 | |
Fiiro gaar ah: | 1. Tijaabada tijaabada: 900g, caanaha xagaaga. Heerka Imtixaanka: JC 936-2004. | |||
2. Heerka Imtixaanka: JC 936-2004. | ||||
3. Deegaanka tijaabada, heerkulka: 23 ± 2℃; qoyaan: 50± 5%. | ||||
4. Dhibcaha buuxa ee adkaanta iyo dib u soo celinta waa 5.0, inta ka sarraysa qallafsanaanta, ayaa sarreeya dhibcaha; Dhibcaha buuxa ee daloollada waa 5.0, daloollada ugu fiican, ayaa sarreeya dhibcaha. | ||||
5. Inta ugu badan ee boodboodka saliiddu waa 5.0, marka ay sii xumaato gogosha saliidda, ayaa kor u kaca dhibcaha. | ||||
6. Cabbirka xariijimaha xumbo ka dib daaweynta, nooca qorigu waa 55cm dheer iyo 4.0cm ballaaran; Dhererka nooca tuubada waa 55cm, ballacuna waa 5cm. |