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1. HSSC-1 Heat shrinkable sleeve (2 layers), which are developed and manufacture by Qingdao Huashida machinery Co., Ltd for anti-corrosion of pipeline, are the composition of radiation
cross-linked polyethylene backing and high shearing strengthen melt
adhesive, and have the function of shape memory. The hot melt
adhesive is squeezed into the joint by the shrink power to form a
perfectly sealed surface, after being heated. HSSC-1 is compatible
with standard pipe coating, also can be used for coating bare,
replacement pipe section and large radius bends. The system is
designed to be applied with minimum preheating and is ideal for
large diameter wastewater pipe
Application scope
The heat shrinkable sleeve is designed to be applied with minimum
preheating and is ideal for large diameter wastewater pipe. 3PE
pipe and pre-insulated pipeline joint closure.
ITEM | Standard | UNIT | Data | |
Adhesive | softening point | ASTM E 28 | °C | 70-80 |
shear strength | DIN 30 672 | N/cm | ≥100 | |
Basic | specific density | ASTM D792 | r/cm 3 | 0.935-0.96 |
tensile strength | ASTM D638 | Mpa | 15-20 | |
Elongation at break | ASTM D792 | % | 350 | |
hardness | ASTM D2240 | ball | 48 | |
Heat Shrinkable Sleeve | peel strength | ASTM D1000 | N/cm | >150 |
water-intake rate | ASTM D570 | % | 0.05 |
Feature
1.Fast shrinkage speed,
2.good waterproof performance,
3 good anti-corrosive performance,
4.long service life, convenient transportation and fast
construction.
2. 3Layer Fiber
reinforced PE heat shrinkable tape (sleeve) is composed of
cross-linked polyethylene back, a middle layer of fiber and special
heat melt adhesive an. The 3 layer reinforced sleeve gives better
shrink ratio, and better strength. It is resistant to corrosion,
wear, impact, UV and aging, easier to be operated.
Application area:
It is mainly used for Hollow wall spiral pipe, corrugated pipe and
metal reinforced corrugated spiral pipe etc.
TEST PROCEDURE
1. Clean the steel pipe and heat it by fire till over 80 ºC
2. Paint the steel pipe with Primer (mixed with A&B)
3. Fire heat the heat shrink sleeve, be attention to start heating
from middle of the sleeve, but act from up and down, and gradually
move from middle to two sides of sleeve, in order to drive air out
of the sleeve, after finish heating, the good result is that there
is about 1-2mm hot adhesive melt at the edge of sleeve.
Heat shrinkable Sleeve construction
Before construction, scissors, flame spray gun, gas bottle,
cleaning cloth, wire brush, protective gloves, shovel and other
construction tools should be prepared.
The surface of the pipe was preheated to improve the adhesive adhesion and the peeling strength of the pipe. The part of the pipe to be welded was preheated with a flame spray gun at a temperature of 50℃-60℃.
After the pipe is preheated, move the shrink sleeve to the pipe interface to be welded. The shrink sleeve is centered at the center of the joint of the two pipes, and the margin on both sides is even.
Foreign projects:
Vietnam Ho Chi Minh cooling project 5602 meters, Africa Uganda oil
transmission project 50,000 meters, etc.
Customer reputation: high-quality pipes supporting high-quality
accessories, complete better projects, cooperation with Huashida
quality is guaranteed!
Application:
Mainly used in petrochemical anti-corrosion, heat pipe network,
steel pipe anti-corrosion, long transit oil, natural gas pipe
welding anti-corrosion, urban gas pipe network joint
anti-corrosion, heating pipe joint anti-corrosion, water pipe joint
anti-corrosion and other fields
Product classification: According to the site construction
environment 3PE heat shrinkable strip is divided into open type and
closed type, supporting products are EVA rubber strip and fixed
sheet, patch sheet, solvent-free epoxy primer.
Huashida Machinery, with over 20 years' experience, is one of the professional oil gas
3pe pipeline girth welding coating heat shrink sleeve manufacturers
in China. Offering the customized service, we warmly welcome you to
get the high qualified products from our factory.
Looking forward to cooperating with you.