Permabond TA4820 Two-Part Toughened Acrylic Adhesive, Cream, 50ml Cartridge (Case of 12)

Physical Properties of Uncured Adhesive

	TA4820A	TA4820B
Chemical composition	Methyl Methacrylate
Color	Off-White	Amber
Mixed color	Cream
Viscosity @ 25°C	200,000-300,000 mPa.s (cP)	120,000-200,000 mPa.s (cP)
Specific gravity	1.0

Typical Curing Properties

Ratio of use: 1:1

Maximum gap fill: 2mm (0.08″)

Pot life (10g+10g) @23°C: 10-15 minutes

Fixture time @23°C: 25-35 minutes

Handling time (0.3 N/mm² shear strength is achieved) @23°C: 45-60 minutes

Working strength @23°C: 100-120 minutes

Full cure @23°C: 24 hours

Typical Performance of Cured Adhesive

Shear strength* (ISO4587)

Steel: 21-28 N/mm² (3000-4000 psi)

Aluminium: 17-24 N/mm² (2000-3200 psi)

PPO to HIPS: Substrate failure

PVC to PVC: Substrate failure

SMC to SMC: Substrate failure

Fiberglass to Fiberglass:>12 N/mm² (1700 psi)

Tensile strength (ISO37): 29 N/mm² (4200 psi)

Peel strength (ISO 4578): 70-90 N/25mm (15-20 PIW)

Elongation (ISO37): 15-20%

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.c

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

Product Overview

More Information

Sold As	(Case of 12)
SKU	I167316
Part No.	TA04820K050C1607
Brand	Permabond
Type	Structural Acrylic
Volume	50ml