The HYTEX® Range of High Temperature Fabrics from Mid-Mountain Materials, Inc.

The first high temperature textiles Mid-Mountain Materials, Inc. manufactured were Channel Tapes and Tadpole Gaskets, which were used as seals in pellet stoves and gas fireplaces. Since then, we have developed a wide range of high temperature fabrics for thermal insulation seals and barriers across many industries for moderate to severe environments. HYTEX® High Temperature […]

Reducing Waste and Improving Efficiency in the Aluminum Industry

Problems Faced by Aluminum Smelters in the Production of Seals for Reduction Cells A persistent problem faced while aluminum reduction cells are sealed is creating and maintaining a hermetic seal for the entire service life of the reduction cell where the cathode bars penetrate the side wall of the reduction cells. Failure of the hermetic […]

Advanced, High Performance Insulation Products

When working in hostile environments, investing in high quality insulation systems is a top priority.  Mid-Mountain Materials offers several insulation materials that can be used across a range of industrial settings. Insulation Materials Designed and Produced by Mid-Mountain Materials One of the most adaptive insulation materials offered by Mid-Mountain is its ARMATEX® Coated Fabrics and […]

Robotic Protective Covers: Protecting Your Investment and Reducing Downtime

In extreme environments, tens of thousands of dollars of robotics equipment can be destroyed in an instant.  Protective equipment can prevent damage to machinery and reduce downtime.  Mid-Mountain Materials, Inc. specializes in developing novel protective fabrics to keep robotics and related equipment safe. Novel Design Features of ARMATEX® SBN 13-602 ROBOTEX ARMATEX® SBN 13-602 ROBOTEX […]

Coated Fabrics and Textiles

ANSI/FM 4950
Evaluating Welding Pads, Welding Blankets, and Welding Curtains for Hot Works Operations

AATCC Method 22-1977
Water Repellency – Spray Test

ASTM E662-01
Smoke Density

AATCC Method 35-1977
Water Resistance – Rain Test

ASTM D3786
Bursting Strength of Textile Fabrics

ASTM D4029
Finished Fabrics Woven from E-Glass Yarns

ASTM D4357
Plastic Laminates made from Woven Yarn Glass Fabrics

Greige Fabrics Woven from E-Glass Yarns

Bombardier SMP-800-C
Toxic Gas Generation

Coated Fabrics and Textiles

Mid-Mountain Materials, Inc, has been the leading provider of precision knife-over-roll and dip coating technologies for over 30 years.   Our advanced, high-performance coated fabrics and industrial coated fabrics are used in many applications across a broad range of industries. Utilizing  some of the most advanced fibers, specialized weaves, and a variety of blends and […]

Silica Fabric and Textiles

Woven silica fabric and textiles

Refractory Cements, Moldable and Coatings

THERMOSEAL Cements, Moldables and Coatings are used for a wide variety of applications including furnace and oven door repair, furnace lining repair, and for use in any high temperature sealing application with fluctuating heat conditions.  Manufactured from refractory fibers, our Thermoseal products have low shrinkage, excellent thermal properties, high strength, and can withstand thermal expansion […]

NFPA 101 Class A
Life Safety Code

High Temperature Resistant Textiles

Mid-Mountain offers a variety of woven, braided and knit textiles designed for use where high-temperature resistant seals and barriers are required.   With a continuous use limit ranging from 400°F • 204°C to 5000°F • 3762° C, our HYTEX® Textiles are comprised of varying substrates are available in  various forms such as fabric, rope, tape, and sleevings.

NFPA 255
Standard Method of Test of Surface Burning
Characteristics of Building Materials

Thermal Insulation Materials

Mid-Mountain provides a wide range of materials for use thermal barriers in high temperature applications.   With a continuous use limit range of 1000°F • 538°C to 2300°F • 1260°C, CERMEX® Thermal Insulation Materials come in various forms such as paper, blanket and mat, and are excellent for use as die cut gaskets and seals.

NFPA 417
Standard on Construction and Protection
of Aircraft Loading Walkways

FAR 25.855 Appendix F Part III
Flame Penetration

FAR 125.853

FTMS 191A-5100
Tensile and Tear Strength

FTMS 191A-5122
Bursting Strength

FTMS 191A-5136 (Trapezoid)
Tensile Strength

Resistance Oil/Aromatic Hydrocarbon Fluids


Designed to perform in the most abusive and demanding environments, ARMATEX<sup>®</sup  SQF Coated Fabrics and Tapes are comprised of varying high temperature resistant substrates coated with a silicone rubber coating on one side, and a proprietary refractory coating on the other side.  The result is a fabric that is excellent for applications that require high […]

ARMATEX® Silicone Coated Fabrics

Mid-Mountain manufactures silicone coated fabric comprised of varying substrates coated with silicone rubber compounds.  Available in a wide variety of colors and configurations, ARMATEX<sup>®</sup> Silicone Coated Fabrics are engineered for use in environments that require high heat or flame resistance, chemical resistance, or abrasion resistance.  Typical uses include removable pad insulation, gaskets, protection from weld […]