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Help CenterBlack Anti Corrosion Pipe Wrap Tape Corrosion Resistant Coating Material for Industrial
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Certification:ISO90001,ISO 14001,OHSAS18001,SGS,DVGW
0.5mm Thickness underground pipe wrap tape with competitive offer
Pipe wrap tape-----Description:
This coating system can be used for the purposes of steel pipe surface corrosion resistance for various pipelines in facility projects of petroleum, petrochemical industry, city gas, oil and gas storage and transportation, power, water supply, metallurgy, civil aviation, etc.
1.1 Inner wrapping adhesive tape:
(Anti corrosion tape, Anti corrosion tape, Anticorrosive tape) is for anti corrosion of underground, underwater, & overhead pipelines.
Pipe wrap tape-----Features:
1) The specification of the tape consists of two layers, adhesive and film
2) Inner layer: butyl rubber
3) Outer layer: polyethylene
4) Thickness: 0.38 - 1.27mm
5) Width: 50mm, 75mm, 100mm, 150mm, 230mm, 300mm,500 mm,800mm,900mm
6) Length: 30 - 300m
1.2 Outer wrapping adhesive tape:
(Protection Tape, Protective Tape,Mechanical tape ) is for protection of pipe and the surface of Inner Tape from damages.
Features:
1) The specification of the tape consists of two layers, adhesive and film
2) Inner layer: butyl rubber
3) Outer layer: polyethylene
4) Thickness: 0.40 - 1.30mm
5) Width: 50mm, 75mm, 100mm, 150mm, 230mm, 300mm,500 mm,800mm,900mm
6) Length: 30 - 300m
1.3. Anti corrosion Tape Primer Coat
(Synthetic Primer) complementary product covers of the rusting steel pipe and enable to enhance the adhesive to the pipe since it is working with the adhesive of the polyethylene tape.
P19: Solid content 19%;
P27: Solid content 27%.
4.Application of 0.5mm thickness underground pipe wrap tape
1.Steel pipe pretreatment
1.1 Keeping the pipe external surface clean and dry. Remove the dust,
oil, welding slag, burrs, grease and dirt on pipe surface.
1.2 Pipe surface prepared up-to a level of Sa 2 or 2 ½ or St 2/st by sand blasting.
1.3 After the pre-cleaning operations,the pipe surface not smooth
which may sharp the pipe coating should be burnished , the abrasive
dust attached on the pipe surface should also be cleaned clearly.
1.4 If flash rusting occurs, the surfaces must be re-cleaned by blasting as above.
2.Coating &Wrapping application
2.1 Coating &wrapping application consist of primer application, inner
tape coating ,outer tape coating .
2.2 weather condition
2.2.1 When the wind&sand was strongly, when the sand and dust covered
on the surface of pipe, primer ,tape etc., should not be brushing primer
and wrapping the tape if there is no reliable preventive measures.
2.2.2 When air humidity is greater than 80%,or when the pipe surface is wet from any precipitation, should
not be brushing primer and wrapping tape.
3.Brushing primer
3.1 The brushing time should be control within 6 hours between the pipe surface treatment and brush
primer.During brush primer ,pipe surface should be free from damp and pollution.If the pipe surface rust
return,should be re-pre-cleaned.
3.2 The primer should be mixed evenly in the container before brushing.
3.3 The primer should be applied uniformly, without any sags,floods,runs,drips,bare spot and over spray,
such as leakage brush, clot , streaming. The primer coat DFT shall not be less than 25-50micron(1-2mils)
3.4 After the primer dried, then wrapping the tape(It usually takes 3to 5 minutes.).
3.5 Consumption:
machine application approx. 0,1 litre/m²
hand application approx. 0,2 litre/m²
4.Wrap tape application
4.1 Wrap tape application consists of hand application and machine application.
4.2 The tape applied temperature must be above 5 degrees,the coating construction temperature shall be
more than -5 degrees as better .
4.3 The tape shall be spirally applied ,minimum overlap shall not be less than 50%.
4.4 When a new roll of tape started ,the ends shall be located to ensure the continuity of wrap tape using
the same method of application.
4.5 Outer tape applied method is the same as above.
5.Cutbacks
Cutbacks shall be a minimum 6inches(150mm) from the ends of each
pipe.The cutbacks may be tapered or straight edge for the total thickness
of the coating.
Know more details please feel free to contact us.
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