Skip to Content

Contact Us: Toll Free: 800.423.4777 Local Tel: 562.944.0291 Email Request A Quote

3M Logo Custom Designed



Our General Services
Capability Sheet



SMI Airbag & Safety
Product Sheet


Resources Page

To learn more about our
Vertical Market Segments


Electrical Insulation

Seal Methods Inc. is one of the largest converters of electrical insulation materials and films, as well as a premier producer of manufacturing materials for the design and repair of any electrical product. We serve as our clients’ one-stop shop for materials sourcing and custom finishing. Our locations offer full product lines of materials from leading suppliers like DuPont, 3M™, ITW and many others.

Our experienced and knowledgeable sales team is here to help you select the material with the ideal blend of performance properties based on your requirements for electrical insulators. To learn more about our electronics industry experience and qualifications, contact us today.

Electrical Insulation

SMI’s fabrication services and technologies are suitable to meet a number of requirements concerning electrical insulators. We provide customers with slit, chopped, die-cut, discrete, and multi-layer custom insulation parts produced from electrical grade papers, films, coated fabrics, plastics, laminates, and electrical tapes specifically fabricated for electrical insulation. As a full service provider, we also produce die cuts, laminations, tapes, and other items for traction, masking, protection, and venting. Our clients enlist help from our trained staff at SMI to meet their needs across a variety of applications, including electric motors, transformers, generators, switchgear, wire wrap, power supplies, appliances, power tools, and coils.

As new high-performance electronic components become available for hybrid electric vehicles (HEVs) and fully electric vehicles (EVs), Seal Methods Inc. supports suppliers and consumers with electrical insulating expertise and products designed to handle high-temperature environments. If you’re a design engineer working with HEVs and EVs, Seal Methods is available to assist you in the development of cutting-edge solutions targeting electrical insulation, electrical conductivity, EMI/RFI shielding, heat dissipation, and cushioning for vibration absorption.

We work with prominent brands of insulating papers and laminates, gel and liquid sealants, adhesives, as well as top-rated conductive silicones, phase change materials, and thermal fabrics. Our sales members take every essential aspect of application into consideration, including insulation and conductive characteristics, compressibility, load and shielding efficiency, environmental challenges, operating temperature spectrum, durability, and more to find the most appropriate solutions to meet your requirements.

Contact Seal Methods Inc. to See How We Can Help with Your Electrical Insulator Manufacturing Needs

SMI specializes in state-of-the-art solutions developed to assist global customers and suppliers working in the electronics industry. Our quality systems are ISO: 9001 compliant and have met consistent approval from our valued clients. SMI ensures that complete supplies of insulation materials are provided per job, assisting in comprehensive inventory management and reducing customer lead times.

SMI is a leader in the fabrication of custom gaskets, seals, tapes and precision die cuts. We provide customers and suppliers around the world with a wide range of solutions for challenges faced by manufacturers in the electronics industry. We pride ourselves on our fully-equipped manufacturing facilities, where we fabricate our impressive supply of premier products used in the electronics industry with state-of-the-art equipment including automated, high speed, flat-bed and rotary die-cutters, and multi-layer-capable laminators. We operate laser cutting, knife cutting, and water jet cutting machinery for fast component fabrication. Our extensive service menu also includes heat sealing, vulcanizing, rewind slitting, lever slitting, and more. We also provide our customers with custom assembly and packaging to deliver impressive end results for your project.

For information on our capabilities and experience serving the electronics industry, contact SMI today.