SICHUAN FOREVER RADIATION TECHNOLOGY CO.,LTD
                                                                                                           
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Heat Shrink Sleeves With Closure Patch And Epoxy Primer A B For Pipe Joint Coating

Price Negotiable
Price: Negotiable
MOQ: 1 ton
Delivery Time: 8 work days
Brand: FOREVER
Product Description

FOREVER wraparound heat shrinkable sleeve (HSS)
 
FOREVER wraparound heat shrinkable sleeve with a separate closure patch is mainly used for field joint coating of underground 3LPE coated steel pipelines and thermal insulated pipelines.
 
FOREVER wraparound HSS bonds the steel substrate, primer and plant-applied polyethylene coatings excellently to form a continuous and durable corrosion protection system on the pipeline
 
The shrink sleeve system consists of a two-component solvent-free epoxy primer, a wraparound heat shrinkable sleeve and a closure patch.

Product Description
Heat shrink sleeves for three layer pipelines
Description :
Heat shrink sleeves for three layer pipelines- heat shrink wrapping
coating consist of cross linked polyethylene backing, hot melt and primer. The three layer pipeline applicated Heat shrink sleeve is compatible with and made from similar materials as Pre–manufactured Three Layers anticorrosion tape.
Heat shrink sleeves mainly used in coating the weld joint of buried steel pipeline, Elbow, Tee joints ect.
The steel substrate, FBE primer and plant-applied polyethylene coatings excellently to form a continuous and durable anti-corrosion system on the pipeline.

Heat shrink sleeves for three layer pipelines Features:
Excellent adhesion to steel pipe
Long term corrosion protection , Resistant to UV
High chemical resistance under service temperature.
Outstanding electric property and permanent adhesion.
Perfect abrasion resistance performance
 
 
Note:
1) Closure patch length and thickness are equal to sleeve axial length and thickness, respectively.
Closure patch width:
100 mm for pipe diameter Φ168 ~Φ355
150 mm for pipe > Φ355.
2) Custom-made is available to meet any customer special demand.


 

Product properties
PropertyTest MethodTypical Value HT 60
Radiation crosslinking PE Backing
Tensile strengthASTM D 6383200psi (22MPa)
ElongationASTM D 638550%

Thermal ageing
1) 150°C 21d elongation
2) Tmax +20°C 100d E100/E70

ASTM D 638
EN 12068

420%
1.08

Hardness, Shore DASTM D 224052
Shrink forceASTM D 638, 150°C (302°F)43psi
Dielectric strength at 23°CASTMD 149825volts/(33KV/mm)
Moisture absorptionASTM D 5700.05%
Hot Melt Adhesive
Softening pointASTM E 28105°C (221°F)

Lap shear
 

ASTM D 1002
EN 12068, @ 10 mm (0.40")/min.

196psi (1.35N/mm2) @23°C (73°F)
37 psi (0.25N/mm2) @65°C (149°F)

Installed Sleeve

Peel to primer @23°C
@Tmax

ASTM D 1000
 

130N/cm
25N/cm
 

Cathodic disbandment

ASTM G 42, 30 days
EN12068 Class C @23°C
@80°

8mm @ 65°C (149°F)
6mm
8mm

Hot water immersionASTM D 870, 120 days @Tmaxno delamination no blisters or 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

 
 
3.6
3.8

Low temperature flexibilityASTM D 2671-C-25°C (-13°F)
Impact resistance

ASTM G 14
EN 12068, class C

66 in-lbs
>15J no holiday

Penetration resistance

ASTM G 17,
EN 12068, Class C

no holidays @10KV
>0.6mm @ 65°C (149°F

Holiday detection at 5 kV/ mm + 5 kVEN 12068 ,Class Cno holiday
Epoxy Primer

Specific Gravity @ 23℃-A
-B

ASTM D1963

≥ 1.5
<1.0

Shelf life-2 Years
Color(Mixed)-Black

 
 

 
 

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Company SICHUAN FOREVER RADIATION TECHNOLOGY CO.,LTD
Location Cheng’a Industrial Development Zone, Chengdu City 610000, Sichuan Province, China
Contact Person Tao

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