Series No.

Inspection item

Standard

SDM-30

SDM-60

1

Tensile property

Tensile strength MPA ≥

30

50

tension （N/50mm）≥

200

250

Maximum Tensile elongation ℅ ≥

200

Elongation at break ℅ ≥

250

2

Tearing strength of nail bar N ≥

60

3

tearing strength N  ≥

25

4

Heat resistance

120℃，10min,No bubbles,No layered

5

Low flexibility ℃

-35℃， No crack,No layered

6

Thermal Aging

Appearance

No bubbles,No layered

Tension retention rate  ℅ ≥

80

Maximum Tensile elongation ℅ ≥

200

Elongation at break ℅ ≥

200

7

Artificial Weathering

Appearance

No bubbles,No layered

Tension retention rate  ℅ ≥

70

Maximum Tensile elongation ℅ ≥

180

Elongation at break ℅ ≥

180