Applications

Born2Bond™ Threadlocking TA-70

HIGH STRENGTH, MEDIUM VISCOSITY THREADLOCKING ANAEROBIC ADHESIVE

Manufacturer: Bostik
Package Size: Contact us for details
Shelf Life: 24 months

Product Overview

Born2Bond™ TA-70 is a high-strength, medium-viscosity anaerobic adhesive designed to lock and seal threaded fasteners, preventing loosening due to vibration and shock. This single-component adhesive is suitable for both active and passive metals and is recommended for threads up to M20.

This product meets NSF S6 requirements for use as a thread-locking compound in and around food processing areas (Registration No. 163872).


Key Features

  • High strength
  • Medium viscosity
  • Vibration resistant
  • Prevents loosening and leakage
  • Corrosion prevention
  • Suitable for active and passive metals
  • Single-component formula
  • Recommended for threads up to M20

Applications

  • Mechanical assemblies
  • Machine engineering
  • Gear manufacturing
  • Engines and powertrains

Product Characteristics

Property Value
Basis Technology Acrylic
Components 1K
Appearance/Color Green (Fluorescent)
Cure Anaerobic
Temperature Use Range -55°C to +180°C

Uncured Physical Properties

Property Value
Viscosity 400 – 600 mPa·s
(Brookfield: Sp2 @20rpm @25°C)
Specific Gravity 1.06
ASTM D1475 – 13(2020)

Curing Properties

The table below shows the curing properties of the product on mild steel according to ISO 10964.

Property Value
Fixture Time @ 20°C <10 min
Fixture Time with Activator @ 20°C <5 min
Full Cure @ 20°C 12h

Bonding Performance

The performance data reported below were measured according to ISO 10964. Product was applied on M10 mild steel bolts and cured for one week at 22°C (71.6°F) before testing. Oil-tolerance is measured on slightly oiled substrates (mild steel) and cured for 24h.

Property Value
Breakaway Torque (M10 Mild Steel, Unseated) 33 Nm
Prevailing Torque (M10 Mild Steel) 25 Nm
Breakaway Torque (M10 Mild Steel, Pre-Torqued) 39 Nm
Prevailing Torque (M10 Mild Steel, Pre-Torqued) 33 Nm
Remaining Strength @ 180°C 27%

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