YUEHAO asa synthetic resin roof tile corrugated plastic roofing sheets pvc roof sheet

Num.

Test item

Test method

The test condition

Test result

1

Tensile strength

ISO 527-1:2012 & ISO 527 -2:2012

Testing speed: 50mm/min

23.1 Mpa

2

Flexural strength

ISO 178:2010/Amd.1:2013 Method A

Test speed: 1mm/min

50.9 Mpa

3

Impact Resistance

With reference to GB/T 8814-2004 Section 5.7, Section 6.7 and client’s requirement

-10°C, 1h

Strike weight:1000g

Height:1000mm

Number of specimen failures: 0

4

Vicat Softening Temperature

ISO 306:2013 Method B 50

Rate of temperature: 50K/h

77.0°C

5

Effects of liquid chemicals

ISO 175:2010

Temperature: 23°C

Immersion time:48h

40%(m/m) NaOH

No visual change

ISO 175:2010

Temperature: 23°C

Immersion time:48h

35%(m/m) HCl

Visual discoloring, but no other visual change

ISO 175:2010

Temperature: 23°C

Immersion time:48h

30%(m/m)H2SO4

No visual change

6

Light Ageing Test – Xenon-arc Exposure

ISO 4892-2:2013 cycle 4 & ISO 105-A02:1993/Cor.2:2005 & ASTM D2244– 15a

Exposure period: 1000h

Grey scale: 3

E*ab : 1.3

7

Dimensional Stability

With reference to ASTM D1204-14 and client’s requirement

100℃,60min→23±2℃, 50±5% RH, 60min

Direction of arrow: -0.6%

Perpendicular to Direction of arrow: 1.6%