flexDUCT™ 660 (660YD)

Heavy-duty duct hose

An exceptional solution for demanding applications. With a smooth bore for higher laminar flow, a robust “safety yellow” helix for visibility and abrasion resistance, it’s perfect for heavy-duty ducting needs like cement plants, concrete surfacing dust, cotton, and grass collection. Constructed with EPDM rubber, and a polypropylene helix.

PRODUCT PHOTOS

FEATURES

Smooth bore for higher laminar flow. Extra heavy-duty “safety yellow” helix for high visibility and superior external abrasion resistance for “dragging” applications. 100% rubber sidewall (no fabric).

APPLICATION

Cement Plant, Concrete Surfacing Dust, Cotton, Grass Collection

CONSTRUCTION

EPDM rubber, polypropylene helix, smooth bore, corrugated O.D.

TEMPERATURE RANGE

-40°F to 158°F / -40°C to 70°C

AVAILABLE SIZES

Inside Diameter

Minimum Bend Radius

Working Pressure

Vacuum Rating

Weight

Standard Length

in / mm

72°F (22°C)
in / mm

72°F (22°C)
PSI / bar

72°F (22°C)
inHg / kPa

lb/ft / kg/m

ft / m

4 / 101.6

4.0 / 102

9 / 0.62

6.0 / 20.3

0.79 / 1.18

50 / 15.2

5 / 127.0

5.0 / 127

7 / 0.48

5.0 / 16.9

0.83 / 1.24

50 / 15.2

6 / 152.4

6.0 / 152

6 / 0.41

4.0 / 13.5

1.26 / 1.88

50 / 15.2

8 / 203.2

8.0 / 203

4 / 0.28

4.0 / 13.5

1.92 / 2.86

50 / 15.2

10 / 254.0

10.0 / 254

4 / 0.28

4.0 / 13.5

2.38 / 3.54

25 / 7.6

12 / 304.8

12.0 / 305

3 / 0.21

3.0 / 10.2

2.65 / 3.94

25 / 7.6

*Over flexing or repeated flexing of hose within 18″ (457 mm) of fitting is a common cause of hose failure. Installing a 12″-14″ (305-356 mm) section of our Banding Coil at the end of the hose should be considered. Kanaflex will not be responsible for damage to hose due to over flexing.