Radiation   cross-linking PE Backing

Tensile strength

ASTM D 638

3200psi(22MPa)

Elongation

ASTM D 638

550%

Thermal ageing

1) 150°C 21d elongation

2)Tmax +20°C 100d E100/E70

ASTM D 638

EN 12068

420%

0.98

Hardness, Shore D

ASTM D 2240

55

Shrink force

ASTM D 638, 150°C (302°F)

43psi

Dielectric strength at23°C

ASTMD 149

825volts/(33KV/mm)

Moisture absorption

ASTM D 570

0.05%

Hot Melt   Adhesive

Softening point

ASTM E 28

125℃ (257°F)

Lap shear

ASTM D 1002

EN 12068 @10mm

(0.40")/min.

435psi (3.00N/mm2)@

(73°F)

26psi (0.17N/mm2)@

(176°F)

Installed   Sleeve

Peel to primer @23°C

@Tmax

ASTM D 1000

113N/cm

15N/cm

Cathodic disbandment

ASTM G 42, 30 days

EN12068 Class C @23°C

@80°

8mm @ 65°C (149F)

6mm

10mm

Hot water immersion

ASTM D 870, 120 days @Tmax

no delamination no bliste

water ingress

Resistance to thermal

ageing(100d/100°C)

Peel strength layer to   layer P100/PT

Peel strength to pipe   surface P100/PT

EN 12068, Class C 80

3.3

3.7

Low temperature flexibility

ASTM D 2671-C

-25°C (-13°F)

Impact resistance

ASTM G 14

EN 12068. class C

96 in-lbs

>15J no holiday

Penetration resistance

ASTM G 17,

EN 12068. Class C

no holidays @10KV

>0.6mm @ 80°C(176°F)

Holiday detection at 5 kV/   mm + 5 kV

EN 12068.Class C

no holiday

Epoxy Primer Specific Gravity

@23℃-A -B

ASTM D1963

≥1.5/<1.0