IRS 3078 Polyurethane Potting Compound

IRS 3078

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About IRS 3078 Polyurethane Potting Compound

IRS 3078 Polyurethane Potting Compound is a semi-rigid, room temperature curing and electrically insulating black polyurethane potting compound. The material is low viscosity, flowable and available in convenient side-by-side double syringe cartridges. It offers high adhesion and impact resistance, with a resilient Shore D 65 hardness.

IRS 3078 may be used as a low viscosity adhesive.

Features & Benefits

Flowable, semi-thixotropic
High impact resistance
Good electrical insulation properties
Room temperature curing
High adhesion
Packaged in convenient side-by-side cartridges

Applications

Potting and encapsulating electronic assemblies
Bonding of dissimilar materials
Sealing road studs

Specifications

Specification
Mix ratio by weight	0.90:1
Mix ratio by volume	1:1
Viscosity	2,000 mPas
Colour	Black
Specific gravity	1.10
Working life	6 minutes @ room temperature
Cure schedule	Bondline temperature 10°C RT (20-25°C) 80°C	Time 24 hours – full cure 12 hours – full cure 6 hours – full cure
Typical properties
Hardness, Shore D	65
Temperature range	-40 to +130°C
Thermal conductivity	> 0.2 W/mK
Comparative tracking index	>600 V
Electric strength	10 kV/mm
Volume Resistivity	5 x 10¹⁴ ohm.cm

Lap shear strength
Aluminium to Aluminium	14 Kg/cm²
Stainless Steel to Stainless Steel	12 Kg/cm²

Safety Data Sheets
For the latest SDS for this product, please e-mail msds@intertronics.co.uk

Other Information

Adhesive Problem? What’s the Cure?

A guide to adhesive bonding, considering structural bonding and the criteria involved for successful assembly.

Our Technical Bulletins & Articles page has links to:

Instructions: 50ml Side-by-Side Double Syringe Cartridges

All Downloads

Filename	Size	Download
Double Syringe Cartridge Instructions	0.19MB
How Much Adhesive Will I Need?	0.15MB
Adhesive Problem? Whats the Cure?	0.36MB

Ordering Information

IRS 3078 is available in a convenient side-by-side double syringe cartridge.

The IRS3078-50KIT contains a 50ml cartridge of epoxy, a Syringe Gun and three static mixing nozzles. It is ideal for product evaluations or small quantity users.

Part number	Description
IRS3078-50ML	Polyurethane Potting Compound, Double Syringe Cartridge, 50ml
IRS3078-200ML	Polyurethane Potting Compound, Double Syringe Cartridge, 200ml
IDM805001	Dispensing Gun for 50ml Cartridge
DMDM2X200-01-52-01	Dispensing Gun for 200ml Cartridge
IDM2N10	Static Mixing Nozzle (pkg 10)
IRS3078-50KIT	Polyurethane Potting Compound Kit – contains 50ml cartridge of epoxy, a Syringe Gun and three static mixing nozzles

Storage: Store in the original unopened containers under cool dry conditions between 15° and 25°C.

Next Steps

Our technical team are on hand to discuss your application requirements. Click here to get in touch.

Find out more information on how to purchase.

Last updated: July 2021
Version: 1.1

Statements, technical information and recommendations contained herein are based on tests we believe to be reliable but they are not to be construed in any manner as warrantees expressed or implied. The user shall determine the suitability of the product for his intended use and the user assumes all risk and liability whatsoever in connection therewith.

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