Hi-Tech Dyneema Line

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€1,10 €0,99

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HI-TECH Dyneema SK78 Line for freediving and spearfishing, made entirely from Dyneema SK78 for maximum lightness, high mechanical strength, and superior protection against abrasion from shafts, rock, and coral, ideal for premium underwater gear and freediving.

SKU: DB00170.001
Diameter
Length
Color
  • HI-TECH Dyneema® SK78 Line in 100% Dyneema® fiber for maximum strength and durability
  • Protective outer sheath against abrasion from shafts, coral, rock, and metal surfaces
  • High-tenacity inner Braid ideal for spearfishing and freediving
  • Excellent abrasion resistance for long-lasting use in freediving
  • Lightweight and rugged material for professional underwater gear
  • Perfect for extreme conditions and demanding freediving sessions

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€1,10 €0,99

HI-TECH DYNEEMA Line for Freediving and Spearfishing

The HI-TECH DYNEEMA Line is made with an inner braid composed of 100% Dyneema® SK78, wrapped in an outer protective sheath also made from 100% Dyneema® SK78. The process used to bond the braid and sheath employs a special method that gives it unique technical characteristics among lines for spearfishing and freediving.

Technical Properties and Strength

This line stands out for its very high breaking strength, mainly due to the inner core, which ensures a high breaking load. The ultra-resistant sheath provides key properties such as abrasion resistance, mechanical toughness, and optimal stiffness—essential features for underwater use in environments with abrasive surfaces such as rocks and coral.

The main cause of failure in traditional lines is abrasion caused by repeated contact with the shaft, hard surfaces, or metal structures. HI-TECH DYNEEMA minimizes this issue thanks to Dyneema® SK78, a fiber known for its exceptional resistance to cutting and wear, and to the thick, tightly woven outer sheath, reinforced with double polyurethane impregnation, which increases stiffness and abrasion durability.

Applications and Benefits for Freediving and Spearfishing

  • Can replace monofilament in applications that require reliable hold for connection to the shaft.
  • Ideal for spooling reels with a compact, neat, and durable line, improving handling during the dive.
  • Perfect for making textile wishbones: the textile wishbone made from HI-TECH DYNEEMA offers up to ten times greater durability than traditional Dyneema lines with a polyester sheath or single-fiber braids.

Specific Features

  • Material: 100% Dyneema® SK78 for core and sheath
  • Sheath thickness: Very tight weave with double polyurethane impregnation
  • Abrasion resistance: High, thanks to the unique combination of materials
  • Breaking load: High, ensuring mechanical reliability
  • Stiffness: Optimal for easy handling and reduced knot formation
  • Buoyancy: The line is ultralight and buoyant in water
  • Durability: High resistance to UV rays and wear over time
  • Colors and diameters: Available in multiple colors, with diameters from 1.4 mm to 2.5 mm
  • Availability: Sold by the meter and in 50, 100, and 150-meter spools

Strength and Load Ratings

  • Abrasion resistance: ★★★★★
  • Breaking load: ★★★★☆

Product specifications

List of product specifications, including variants and additional useful information.

Diameter

1.40 mm 1.70 mm 2.00 mm 2.50 mm

Length

By the meter 50 meters 100 meters 150 meters

Color

Black Blue Hot Pink Lime Orange Purple Red White Yellow

Material

  • Dyneema + Dyneema

Brand

Deep Blue

Type

  • Lines with sleeve

Discipline

  • Spearfishing

Masks

Fins

Wetsuits

Outdoor

EXCELLENT!

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