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Saniline

Our CIPP inversion installation process for trenchless rehabilitation of pressurised water, gas, petrol, oil and heating mains.

SaniLine® is ideally suited for the rehabilitation of all common types of pipes, including cast-iron, ductile iron, steel, PVC as well as asbestos-cement pipes, and media with diameters ranging from DN80 to DN 800. Available with polyethylene (PE) and polyurethane (PU) coatings.

Benefits

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Strong Suitable for pressures ≤ 25 bar
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Flexible Able to pass through 45 bends
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Ambient curing No need for extra equipment
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Approved From potable water to gas
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Fast Inverted at rate of 2-5m/min
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Temperature resistant Up to 90ºc
1
Clean

The pipe must be thoroughly cleaned, using pigs and scrapers if needed. The pipe must also be completely dry before installation begins.

2
Adhesive

The adhesive is mixed and then poured into the liner. The liner is then pulled through a mangle to spread the adhesive.

3
Final Preparation

After this is complete, the liner is roller into the pressure drum and moved to the entry pit where the gate valve, pressure reader and the pressure hose are attached.

4
Invert

The pressure drum inverts the liner through the host pipe until it reaches the exit pit. The liner is then left under pressure until it is cured.

5
End Seal

After curing, the liner is cut back and either a stainless stell band or an Amex Liner End Seal® is used to finish the installation.

6
Final Check

After all quality checks and tests are completed, the host pipe can be reinstated.

SaniLine® is inverted by compressed air using the pressure drum system. The high strength textile limits the wall thickness to a maximum of 3.5mm, providing very long installation lengths of up to 350m. After the inversion process is completed, the drum can be disconnected.

The SaniLine® is completely sealed and the pressure is maintained without external pressure sources. The section is closed with a gate valve directly connected to the liner. The curing process is documented by a data logger for the pressure. How It Works
Pressure
Water, petrol, oil and heating: up to 16 bar / Gas 5 bar
Temperature
Water, petrol, oil, heating: up to 70ºC / Gas: up to 80ºC
Material
Liner: circular-woven hose made by 100% polyester fibres
Tensile strength, longitudinal
1000-1500 N/cm
Tensile strength, radial
800-2000 N/cm
Elongation at break, longitudinal
20-25%
Elongation at break, radial
40-50%
Wall thickness
1.5 - 3.2 mm
max. product length
700 - 1000 m
max. installation length
up to 350 m

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