Industries

LOCTITE STYCAST 2851FT

  • Item Name: LOCTITE STYCAST 2851FT
  • Manufacturer: Henkel Corporation
  • Product category: Epoxy Encapsulant
  • Technologies: One-component, solvent-free, 100% solids epoxy technology
  • Applications: Designed for encapsulating electronic components requiring efficient heat dissipation and resistance to thermal shock.
  • Color: Black
  • Cure type: Heat cure
  • Package size: Contact to Avantek for details
  • Shelf life: 6 months

1. Product Overview

LOCTITE STYCAST 2851FT is a one-component, solvent-free epoxy encapsulant designed for heat dissipation and thermal shock resistance. It features:

  • Low-temperature cure
  • High thermal conductivity (1.36 W/m-K)
  • Low coefficient of thermal expansion
  • Excellent resistance to industrial chemicals and solvents

2. Applications

Recommended for encapsulation of components requiring:

  • High thermal conductivity
  • Thermal shock resistance
  • Low expansion properties

3. Typical Properties

Uncured Properties Value
Viscosity @ 25°C 85,000 mPa·s
Viscosity @ elevated temp 33,000 mPa·s
Density 2.3 g/cm³
Shelf Life (0 to 8°C) 180 days
Cure Schedule
  • 1 hour @ 120°C
  • 2 hours @ 110°C
  • 5 hours @ 90°C
  • Post-cure (optional): 4 hours @ 150°C for improved properties
Cured Properties Value
Hardness (Shore D) 90 min
Thermal Conductivity 1.36 W/m-K
Coefficient of Thermal Expansion 31 ppm/°C
Moisture Absorption (24h) 0.06%
Heat Distortion Temperature 102°C
Arc Resistance 207 sec
Mechanical & Electrical Properties
Property Value
Impact Strength 0.16 J/cm
Compressive Strength 130 N/mm² (18,855 psi)
Flexural Strength 93 N/mm² (13,488 psi)
Tensile Strength 50 N/mm² (7,250 psi)
Volume Resistivity @ 25°C 1×10¹⁵ ohm-cm
Dielectric Constant (1 MHz) 5.2
Dissipation Factor (1 MHz) 0.02

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.

Henkel Loctite SI 5910: Flexible Silicone Gasket Sealant || Avantek Viet Nam – Your Reliable Supply Partner

Partial Gasket & Seal Strategies Using Henkel Loctite SI 5910

Gasket sealing is a core part of many industrial assembly and maintenance operations — from automotive engine housings to HVAC covers and machinery flanges. When selecting a gasketing solution, you need something that forms reliably in place, resists movement and fluids, and simplifies application — which is where Henkel Loctite SI 5910 fits perfectly

RELATED PRODUCT

Contact Technical Support

Leave your information or contact via Hotline, our Customer Support Technical team will contact you immediately! 

(+84) 944 415 762

(+84) 889 901 929

Our operators are ready to assist from 8:30 AM to 5:30 PM (GMT+7).
For requests outside of the above hours, please submit the request form.