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Performance | NBR/PVC | EPDM | Test method | ||||
Density | ≤70kg/m³ | ≤70kg/m | GB6343-95 | ||||
Thermal Average | conductivity temperature | -20℃ | ≤0.033W/(m·k) | ≤0.035W/(m·k) | GBT10294 | ||
0℃ | ≤0.035W/(m ·k) | ≤0.037W/(m ·k) | |||||
40℃ | ≤0.040W(m·k) | ≤0.042W(m ·k) | |||||
Moisture permeablity | ≤2.6x10-11g/(m · s ·Pa ≥10000 | ≤1.3x10-'g/(m · s ·Pa) ≥4500 | GB/T17146 | ||||
rmeability coefficient Dampness factor | DIN52615 | ||||||
Water absorption in vacuum | ≤10% | ≤10% | GB/T17794-2008 | ||||
Dimension stability(105℃±3℃,7d) | ≤10.0% | ≤10.0% | GB/T8811 | ||||
Noise reduction performance | ~32dB | ~32dB | GB/T4760 | ||||
Mildew resistance | No mold growth | No mold growth | ASTM G21 | ||||
Operating temperature range | -40℃~+105℃ | -40℃~+105℃ | GB8871 | ||||
Corosiveness | PH=7 | PH=7 | GB/T17393 | ||||
Anti-aging(150h) | Slight wrinkle,no crack, no deformation | Slight wrinkle,no crack no deformation | GB/T16259 | ||||
Anti-uy aging | Pass | Pass | ASTM G153 | ||||
Compression rebound rate | ≥70% | ≥70% | GB/T 6669 | ||||
Tearing strength | 9N/cm | 9N/cm | GB/T 10808 |
ID | T=6mm 1/4" | T=9mm 3/8" | T=13mm 1/2" | T=20mm 3/4" | T=25mm 1" |
PC/CTN | PC/CTN | PC/CTN | PC/CTN | PC/CTN | |
1/4”(6mm | 250 | 168 | 100 | 48 | 30 |
3/8"(10mm) | 200 | 120 | 90 | 36 | 30 |
1/2"(13mm | 168 | 100 | 72 | 30 | 24 |
5/8”(16mm) | 133 | 90 | 63 | 30 | 20 |
3/4"(19mm | 113 | 72 | 56 | 25 | 20 |
7/8”(22mm) | 80 | 65 | 42 | 24 | 18 |
1"(25mm) | 70 | 49 | 42 | 20 | 16 |
1-1/8"(28mm) | 60 | 49 | 36 | 20 | 16 |
1-1/4"(32mm) | 55 | 42 | 30 | 20 | 15 |
1-3/8"(35mm) | 50 | 36 | 30 | 16 | 12 |
1-1/2"(38mm) | 34 | 30 | 16 | 12 | |
1-5/8"(42mm) | / | 30 | 25 | 1 ) | 12 |
1-7/8"(48mm) | / | 28 | 20 | 15 | 10 |
2"(51mm) | / | 24 | 20 | 12 | 9 |
2-1/8"(54mm) | / | 20 | 18 | 12 | 9 |
2-1/4"(57mm) | / | 20 | 18 | 12 | 9 |
2-3/8(60mm | / | 20 | 15 | 10 | 9 |
2-5/8"(67mm) | / | 18 | 13 | 9 | 8 |
2-7/8"(73mm) | / | 18 | 13 | 9 | 8 |
3"(76mm) | / | 18 | 12 | 8 | 8 |
3-1/8"(79mm) | / | 15 | 12 | 8 | 6 |
3-1/2"(89mm | / | 15 | 12 | 6 | 6 |
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