檢驗(yàn)項(xiàng)目 | 標(biāo)準(zhǔn)要求 | |||||
PET/AL/NY/CPE | CPE/AL/NY/CPE | PET/NY/CPE | PET/VMPET/CPE | CPE/CPE | VMPE/CPE | |
拉斷力(N/15mm) | ≥100 | ≥80 | ≥80 | ≥80 | ≥30 | ≥30 |
斷裂伸長(zhǎng)率(%) | ≥80 | ≥80 | ≥80 | ≥80 | ≥300 | ≥300 |
抗擺錘沖擊 (J) | ≥2.0 | ≥2.0 | ≥2.0 | ≥1.0 | ≥1.0 | |
氧氣透過(guò)量 cm3/(㎡.24h.0.1mpa) | ≤0.5 | ≤100 | ≤2 | - | ≤100 | |
水蒸氣透過(guò)量 g/(㎡.24h) | ≤0.5 | ≤10 | ≤2 | ≤15 | ≤2 | |
復(fù)合強(qiáng)度 (N/15mm) | PET/AL ≥2.5 | PE/AL ≥2.5 | PET/NY ≥2.5 | PET/NY ≥2.5 | CPE/CPE ≥2.5 | VMPE/CPE ≥2.0 |
AL/NY ≥3.5 | AL/NY ≥3.5 | NY/CPE ≥5 | NY/CPE ≥5 | - | - | |
NY/CPE ≥5 | NY/CPE ≥5 | - | - | - | - | |
熱封強(qiáng)度(N/15mm) | ≥100 | ≥80 | ≥80 | ≥80 | ≥80 | ≥80 |
穿刺強(qiáng)度(N 國(guó)標(biāo)) | ≥12 | ≥8 | ≥10 | ≥10 | ≥3 | ≥3 |