| Vipengee | Upinzani wa joto, upinzani wa kuzeeka na upinzani wa kuvaa |
| Maombi | Mahitaji ya kaya, huduma ya matibabu |
Bidhaa | Kielelezo | Njia ya mtihani | Matokeo | Hitimisho | |
Bora Bidhaa | Bidhaa waliohitimu | ||||
Kuonekana | Gundi isiyo na uchafuzi wa rangi isiyo na rangi, isiyo na chembe za kupika, mchanga na uchafu wa mitambo. | Kuonekana | Kawaida | Bora | |
Jambo tete (%) ≤ | 0.60 | 0.90 | GB/T 24131.1- 2018, roll ya moto Njia B2 | 0.16 | Bora |
Asidi ya kikaboni (%) | 4.50 ~ 6.75 | GB/T 8657- 2014, b Mbinu | 6.16 | Bora | |
Yaliyomo ya sabuni (%) ≤ | 0.40 | 0.04 | Bora | ||
Styrene iliyofungwa (%) | 22.5 ~ 24.5 | GB/T 8658-1998 | 23.7 | Bora | |
Mpira mbichi Mto wa Mooney , ML (1+4) 100 ℃ | 45 ~ 55 | 44 ~ 56 | GB/T 1232.1- 2016, zaidi Njia ya Roll | 50 ~ 51 | Bora |
Kiwanja cha Mooney Mnato, Ml (1+4) 100 ℃ ≤ | 93 | GB/T 1232.1- 2016 (ASTM IRB No.8) | 71 | Bora | |
300% Dhiki kwa modulus (145 ℃, 35min) (MPA) | 16.6 ~ 20.6 | 16.1 ~ 21.1 | GB/T 8656-2018 A (ASTM IRB No.8), GB/T 528-2009 (1 kata kisu) | 18.0 | Bora |
Nguvu tensile (145 ℃, 35min) (MPA) ≥ | 24.5 | 23.5 | 25.8 | Bora | |
Elongation wakati wa mapumziko (145 ℃, 35min) (%) ≥ | 350 | 340 | 401 | Bora | |
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| Vipengee | Upinzani wa joto, upinzani wa kuzeeka na upinzani wa kuvaa |
| Maombi | Mahitaji ya kaya, huduma ya matibabu |
Bidhaa | Kielelezo | Njia ya mtihani | Matokeo | Hitimisho | |
Bora Bidhaa | Bidhaa waliohitimu | ||||
Kuonekana | Gundi isiyo na uchafuzi wa rangi isiyo na rangi, isiyo na chembe za kupika, mchanga na uchafu wa mitambo. | Kuonekana | Kawaida | Bora | |
Jambo tete (%) ≤ | 0.60 | 0.90 | GB/T 24131.1- 2018, roll ya moto Njia B2 | 0.16 | Bora |
Asidi ya kikaboni (%) | 4.50 ~ 6.75 | GB/T 8657- 2014, b Mbinu | 6.16 | Bora | |
Yaliyomo ya sabuni (%) ≤ | 0.40 | 0.04 | Bora | ||
Styrene iliyofungwa (%) | 22.5 ~ 24.5 | GB/T 8658-1998 | 23.7 | Bora | |
Mpira mbichi Mto wa Mooney , ML (1+4) 100 ℃ | 45 ~ 55 | 44 ~ 56 | GB/T 1232.1- 2016, zaidi Njia ya Roll | 50 ~ 51 | Bora |
Kiwanja cha Mooney Mnato, Ml (1+4) 100 ℃ ≤ | 93 | GB/T 1232.1- 2016 (ASTM IRB No.8) | 71 | Bora | |
300% Dhiki kwa modulus (145 ℃, 35min) (MPA) | 16.6 ~ 20.6 | 16.1 ~ 21.1 | GB/T 8656-2018 A (ASTM IRB No.8), GB/T 528-2009 (1 kata kisu) | 18.0 | Bora |
Nguvu tensile (145 ℃, 35min) (MPA) ≥ | 24.5 | 23.5 | 25.8 | Bora | |
Elongation wakati wa mapumziko (145 ℃, 35min) (%) ≥ | 350 | 340 | 401 | Bora | |
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