| Customization: | Available |
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| Material: | PPR +PVC +Polyurethane |
| Hardness: | Hard Tube |
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| Technical performance | Unit | date |
| Polyurethane density | KG/M^3 | 40-60 |
| Coefficient of thermal conductivity | W/M.K | 0.0217 |
| Use temperature | C | -10+95 |
| Obturator rate | % | >=97 |
| Water absorption | KG/M^2 | <=0.2 |
| Oxygen Index | H | >=26 |
| Specifications and models | ppr inner tube | pvc outer protective tube | Insulation layer |
| 20*50 | 20*2.8 | 50 | 15 |
| 25*50 | 25*3.5 | 50 | 12.5 |
| 32*50 | 32*4.4 | 50 | 0.9 |
| 32*63 | 32*4.4 | 63 | 15.5 |
| 32*75 | 32*4.4 | 75 | 21.5 |
| 40*63 | 40*5.5 | 63 | 11.5 |
| 40*75 | 40*5.5 | 75 | 17.5 |
| 50*75 | 50*6.9 | 75 | 12.5 |
| 50*90 | 50*6.9 | 90 | 20 |
| 63*90 | 63*8.7 | 90 | 13.5 |
| 63*110 | 63*8.7 | 110 | 23.5 |
| 75*110 | 75*10.1 | 110 | 17.5 |
| 90*125 | 90*12.3 | 125 | 17.5 |
| 90*160 | 90*12.3 | 160 | 35 |
| 110*160 | 110*15.1 | 160 | 25 |
| 110*200 | 110*15.1 | 200 | 45 |
| 160*200 | 160*21.9 | 200 | 20 |
| 160*250 | 160.21.9 | 250 | 45 |
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