Applications

Araldite® CW 30407 / Aradur® HW 30408 / Aradur® HY 30409

  • Technology: Epoxy Resin System
  • Brand Name: Araldite® CW 30407 / Aradur® HW 30408 / Aradur® HY 30409
  • Manufacturer: Huntsman Advanced Materials
  • Package Size: Contact Avantek for details.
  • Shelf Life: Contact Avantek for details.

1. Product Overview

Araldite® CW 30407, Aradur® HW 30408, and Aradur® HY 30409 form a high-performance epoxy resin system specifically designed for e-motor potting in e-mobility applications. This system offers adaptable heat conductivity and viscosity, ensuring optimal thermal management and mechanical strength.

Key Features:

  • Adaptable thermal conductivity (0.8 – 1.1 W/m·K)
  • Excellent flowability and gap filling
  • Fast processing and curing
  • Suitable for thermal class 180 (H) applications
  • High thermal shock resistance

2. Applications

  • Electrical motors & power electronics
  • Automated Pressure Gelation (APG) and Vacuum Casting processes
  • Encapsulation & insulation of components requiring high thermal conductivity
  • E-mobility applications (EV motors, inverters, battery systems)

3. Typical Properties

A. Unmixed Components

Property Araldite® CW 30407 Aradur® HW 30408 Aradur® HY 30409
Appearance Anthracite viscous liquid White-grey viscous paste Clear transparent liquid
Viscosity (mPa·s) 3,000 – 8,000 (at 60°C) 2,300 – 7,000 (at 60°C) 10 (at 25°C)
Specific Gravity (g/cm³) 2.020 – 2.120 1.940 – 2.070 0.95

B. Mixed System

Property CW 30407 + HW 30408 (100:50 pbw) CW 30407 + HY 30409 (100:9 pbw)
Mixed Viscosity (mPa·s) @ 50°C 6,500 1,600
Mixed Viscosity (mPa·s) @ 60°C 4,500 1,000
Pot Life @ 50°C (min) 34 28
Pot Life @ 60°C (min) 21 17
Gel Time @ 60°C (min) 65 95
Gel Time @ 100°C (min) 11 11
Glass Transition Temperature (°C) 60 65
Thermal Conductivity (W/m·K) 1.1 0.8
Shore D Hardness 87 86
Flexural Strength (MPa) 110 110
Dielectric Strength (kV/mm) 23 23

Everwide FX244-1: High Performance for Precision Molding

FX244-1 A specialized two-part silicone rubber designed for creating high-precision molds. This material features a unique oil-bleeding property that creates a self-releasing surface, eliminating the need for external non-stick sprays during demolding.

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