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Thermal Management

Stockmeier Urethanes Stobicast® K 1660 – Polyurethane Gap Filler – Thermal management for EV batteries in automotive industry

  • Item Name: Stobicast® K 1660

  • Manufacturer: Stockmeier Urethanes GmbH & Co. KG

  • Technologies: 2-component polyurethane-based gap filler (silicone-free)

  • Color: Contact to Techniq VN for details.

  • Cure Type: Ambient cure, compressible within 60 min, adjustable by application

  • Package Size: Contact to Techniq VN for details.

  • Shelf Life: Contact to Techniq VN for details.

1. Product Overview

The Stobicast® product family comprises advanced polyurethane-based materials designed to meet the increasing demands of the automotive industry. Tailored for electric vehicle battery systems and related assemblies, these materials provide reliable thermal management, mechanical flexibility, and environmental protection. The range includes gap fillers, thermal interface adhesives, and potting compounds that are silicone-free, halogen-free, and compliant with international safety and sustainability standards such as RoHS and WEEE.


2. Applications

  • Stobicast® K 1660: Gap filler for EV batteries, offering high thermal conductivity (3 W/mK), electrical insulation, compressibility, and safe handling.

  • Stobicast® K 1665: Thermal interface adhesive for mechanically stressed boundary surfaces, combining strong adhesion, elasticity, flame retardancy (UL 94 V-0), and chemical resistance.

  • Stobicast® L 807: Potting compound for battery module sealing, providing thermal conductivity (1.6 W/mK), flame retardancy (UL 94 V-0), chemical resistance, and compliance with RoHS/WEEE.

3. Typical Properties

Product Mix Ratio Thermal Conductivity Electrical Properties Mechanical/Other Features Compliance
K 1660 (Gap Filler) 1:1 3 W/mK Electrically insulating Soft, compressible up to 60 min; adheres to Al; safe use H351-free
K 1665 (Adhesive) 100:7 High (non-metallic fillers) Electrically insulating Strong, elastic; adheres to Al; flame retardant UL 94 V-0; chemical resistant Halogen-free
L 807 (Potting) 100:10 1.6 W/mK Electrically insulating Protective sealing; chemical resistant; flame retardant UL 94 V-0 RoHS, WEEE

BERGQUIST microTIM mTIM 1028 Thermal Interface Coating High performance thermal management solution for nickel finished heat sinks, optical transceivers, and data center liquid cooling systems

BERGQUIST microTIM mTIM 1028 is purpose built for riding cage assemblies in servers, switches, and routers, interfacing with electroless nickel plated copper or aluminum heat sinks. It ensures stable operation in high power transceiver modules while also extending applicability to liquid cooling components, heat pipes, and fin based dissipative structures.

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