TPU Floor Covering For Metro Train

1. Shore A Hardness GB/T 2411-2008 Thickness 3.0mm, Weight 2.7kg/㎡(±8%) ≥85 91

2. Tensile Strength GB/T 528-2009 ≥8.0MPa 15.3MPa

3. Chemical Resistance BS EN ISO 26987-2012 No surface change No surface change

4. Low-temperature Resistance TB/T 3138-2018 No crack at -25℃ No crack at -25℃

5. Cigarette Burn Resistance EN 1399-1997 Method A ≥Grade 3 Grade 4

6. Slip Resistance DIN 51130-2014 ≥R10 R10

7. Dimensional Stability ISO 23999-2018 ≤0.2% 0.20%

8. Abrasion Resistance BS ISO 9352-2012 ≤400mg 0.0013g

9. Thickness Tolerance GB/T 6342-1996 ±0.25mm -0.2mm

10. Caster Load Resistance BS EN 425-2002 No obvious surface damage No obvious surface damage

11.Light Fastness EN ISO 105-B02-2014 ≥Grade 3 Grade 4-5

12.Flexural Resistance BS EN ISO 24344-2012 Procedure A Bending diameter 20mm Bending diameter 20mm

13.Residual Indentation ISO 24343-1-2007 ≤0.2mm 0.09mm

14.Peel Strength BS EN ISO 24345-2012 ≥1N/mm 185N/50mm

15.Anti-static Performance EN 1815-1997 ≤2KV 0.1KV

16.Impact Sound Insulation GB/T 19889-3-2005 ≥6dB 24dB

17.Tear Strength GB/T 529-2008 ≥60KN/m 70KN/m

18.Environmental Performance TB/T 3139 Pb≤20mg/㎡,Cd≤20mg/㎡,Volatile≤35g/㎡ Pb:N.D,Cd:N.D,Volatile:2g/㎡

19.TVOC & Formaldehyde ISO 16000-6 Formaldehyde≤0.02mg/m³,TVOC≤1.8mg/m³ Formaldehyde:N.D,TVOC:0.15~0.181mg/m³

The performance test data of TPU material in terms of wear resistance, fire resistance and environmental protection are all superior to those of current rubber and PVC floor coverings.