Permabond TA439 High-Temperature Magnet Bonding Toughened Acrylic Adhesive, Amber, 50ml Bottle

Physical Properties of Uncured Adhesive

Chemical composition: Urethane methacrylate

Appearance: Transparent amber liquid

Viscosity @ 25°C: 20 rpm: 600-1,200 mPa.s (cP)

Specific gravity (resin): 1.0

Typical Curing Properties

Ratio of use: 10:1.5 approximately

Maximum gap fill: 0.15mm (0.006″)

Fixture time (mild steel) @23°C No gap: 20-40 secs

Handling time (mild steel) (0.3 N/mm² shear strength is achieved) @23°C: No gap: 40-75 secs

Working strength (mild steel) @23°C No gap: 3-5 mins

Full cure @23°C: 24 hours

Typical Performance of Cured Adhesive

Shear strength (ISO4587)*

Steel: 20-25 N/mm² (2900-3600 psi)

Zinc: 12-18 N/mm² (1700-2600 psi)

Shear strength (steel to ferrite) using Initiator 41:

After 3 minutes: 4 N/mm² (600psi)

After 24 hours:>14 N/mm² (>2000 psi) (substrate failure)

Peel strength (aluminum) (ISO 4578): 85-100 N/25mm (18-22 PIW)

Tensile strength (ISO37): 25-30N/mm² (3600 psi)

Impact strength (ASTM D-950) 15-20 kJ/m²

Coefficient of thermal expansion (ASTM D-696) 80 x 10^-6 1/K

Thermal conductivity (ASTM C-177) 0.1 W/(m.K)

Dielectric constant (ASTM D-150) 4.6

Dielectric strength (ASTM D-149) 30-50 kV/mm

Volume resistivity (ASTM D-257) 2 x 10¹³ Ohm.cm

*Strength results will vary depending on the level of surface preparation and gap.

Product Overview

More Information

SKU	I167307
Part No.	TA004390050B0101
Brand	Permabond
Type	Structural Acrylic
Volume	50ml