Gomdur® 4K
Performance
- Very resistant to both contact and radiant heat.
- Excellent resistance to abrasion and intensive use by professionals.
- Highly resistant to oil, gasoline and a wide range of chemicals.
- Flexible hose even at low temperatures (-15ºC).
- Highly resistant to breakage thanks to the specially-made textile.
- No maintenance or drying necessary.
- Available for compliance with various international certifications.
Uses
- Forestry.
- Fire-fighting and industrial use.
- Refineries and heavy industry.
- Airports.
- Structural and urban fires.
Construction
Interior and exterior layer:
Specially-formulated red nitrile rubber, extruded through the circular fabric. Minimal flow loss thanks to its smooth interior wall. High thermal resistance.
Reinforced middle textile:
Circular weaved outer layer made from high tenacity polyester thread. No defects (broken threads, knots, etc.)
Exterior layer (4th layer):
Yellow rubber (highly visible), specially formulated with para-aramid fibres to impart high resistance to abrasion, temperature by contact or environment, and chemicals. With outer grooves to improve resistance to abrasion and make it easy to use.
Technical characteristics
| DIAMETER | WEIGHT | THICKNESS | WORKING PRESSURE | TEST PRESSURE | BREAKAGE PRESSURE | |||
|---|---|---|---|---|---|---|---|---|
| inches | mm. | gr/m. | mm. | Bars | Bars | Bars | ||
| 1" | 25 | 260 | 2,30 | 30 | 60 | >120 | ||
| 11/2" | 38 | 385 | 2,25 | 21 | 45 | >62 | ||
| 13/4" | 45 | 420 | 2,10 | 21 | 45 | >62 | ||
| 2" | 52 | 550 | 2,30 | 20 | 40 | >60 | ||
| 21/2" | 64 | 680 | 2,30 | 17 | 35 | >52 | ||
| 23/4" | 70 | 700 | 2,30 | 17 | 35 | >50 | ||
| 3" | 75 | 780 | 2,30 | 17 | 35 | >50 | ||
