UPVC low wave roof sheet T900

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%

1

Tensile strength

ASTM D638-03

Specimen: Type I
     Speed: 50mm/min

Before aging

29.2 MPa

After aging

36.9MPa

2

Flexural strength

ASTM D790-07 Procedure A and client’s requirement

127x13.07x1.98mm
     Speed: 0.8mm/min
     Span: 30mm

Before aging

59.3MPa

After aging

62.8MPa

3

Thermal Conductivity [W/(m·K)]

ASTM C518-04

----

0.08846

4

Coeffcient of Linear Thermal Expansion(μm/m·℃)

Rf.ASTM D696-03

---

49.68

5

Vertical Burning

UL 94-1996REV.9:2006 section 8

Specimen: 129x12.9x1.99mm

V-0

6

Oxygen Index

ASTM D2863-06a

Specimen:Type III
     Thickness: 1.97mm
     Ignition prceduce: Method A

36.3%

7

Water absorption

ASTM D570-98(2005)

Drying :50℃，24h
     Immersion: 23℃，24h

0.04%

8

 Vicat softening temperature

ASTM D1525-06

Thickness: 3.92mm
     2pcs plied up
     Rate of temperature rise: 50℃/h
     Load: 1.82MPa

90.0℃

9

Heat deflection temperature

ASTM D648-07 Method B

Width: 12.83mm
     Depth: 3.73mm
     Heating rate: 120℃/h
     Load:1.82MPa

55.6℃

10

High temperature

Supplied by client

60℃，6h

No visible change

11

Impact resistance (Gardner impact)

ASTM D5420-04

Statement of geometry: GE(striker:φ16.26mm)
     Thickness:2.00mm

Mean-failure energy 6J

12

Low temperature resistance

Supplied by client

-35℃，6h

No visible change

13

Chemical resistance

Supplied by client

70% Ethanol Solution, (m/m),23℃，2h

No visible change

10% NaOH Solution, (m/m),23℃，2h

No visible change

Saturation NaCI Solution 23℃，2h

No visible change

14

UV Exposure

ASTM G154-06 Cycle 1,ISO 105-A02:1993

8h UV at(60±3)℃ BPT, 0.89W/(m2·nm)@340nm 4h condensation at (50±3)℃ BPT Exposure period:1000h

Grey scale: 3