TECHNICAL

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GENERAL PROPERTIES
Boom Length 15 m (Type 1 and 2), custom (Permaliner) - usually from 3 m to 15 m
Flotation Size 150 mm (standard), 200 mm, 300 mm
Buoyancy 150 mm: 19 kg / m 200 mm: 32 kg/ m 300 mm: 80 kg/ m
Curtain Material 100 % polypropylene geotextile: Type 1 woven slit film, Type 2 monofilament
Ballast 8 mm chain (1.6 kg/ m)
End Connectors Aluminium (as per photos page 2), or standard eyelets for lacing
Curtain Depth 1 m to 20 m
PHYSICAL PROPERTIES GEOTEXTLE CURTAIN
Property Test Method Slit Film Monofilament
Weight ASTM D 3776 165 g/ m2 205 g/ m2
Tensile Strength (Grab) ASTM D 4632 1065 N 1645 N
Elongation at Break ASTM D 4632 25 % 25 %
Mullin Burst ASTM D 3786 3440 kPa 3300 kPa
Trapezoidal Tear ASTM D 4533 420 N 445 x 310 N
AOS ASTM D 4751 (dry) .300 - .212 mm 0.212 mm
Permeability ASTM D 4491 660 l/m2/ min 730 l/m/min
UV Resistance (% retained) ASTM D 4355 90 % 90 %
PHYSICAL PROPERTIES FLEXIBLE POLYPROPYLENE
Property Test Method 0.75 mm 1.0 mm
Weight ASTM D 3776 69 g/ m2 91 g/ m2
Tensile Strength at Break ASTM D 6693 24 kN/m 22 kN/m
Elongation at Break ASTM D 6693 900 % 900 %
Tear Resistance ASTM D 1004 45 N 65 N
Puncture Strength ASTM D 4833 210 N 250 N
Carbon Black Content OEE 8.2.4-02-01 2 % 2 %
PHYSICAL PROPERTIES VINYL COATED POLYESTER OR NYLON (REINFORCED PVC)
Property Value
Weight 568 g/ m2
Fabric Strength 3.5 kg/ cm tensile strength
Abrasion Resistance Good. Designed for continual use against rough service
Temperature Range - 18 C to 60 C
Tensile Strength 3500 kg breaking strength on load carrying components