Rigid Materials

Alumina Type AL-25/1700

AL-25/1700 is a cost-effective medium duty 1700°C rated hot face insulation.

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Alumina Type AL-28/1800

AL-28/1800 is a cost effective, utility-grade hot face insulation for use in kilns, furnaces and other thermal process systems operating to temperatures of 1800°C (3272°F).

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Alumina Type AL-30

AL-30 is a strong 1600°C rated material with uniform open porosity and high machinability.

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Alumina Type AL-30AA

AL-30AA is a high strength Al₂O₃ bonded material for use in corrosive or reducing conditions to 1500°C (2822°F).

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Alumina Type AL-30AAH

AL-30AAH is a premium grade high-purity Al₂O₃ bonded insulation delivering optimum low thermal conductivity in applications to 1700°C (3092°F).

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Alumina Type AL-45/1700

AL-45/1700 is a high-density alumina fiber board used to distribute the weight of loads being fired in rapid-cycle laboratory and production furnaces at temperatures to 1700°C (3092°F).

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Alumina Type ALC

ALC is a uniformly bound low density cylindrical shaped insulation with very useful properties in industrial applications with continuous operating temperatures to 1550°C (2822°F).

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ALC-AA is an Al₂O₃-bonded, uniformly-bound, low-density cylindrical shaped insulation with very useful properties in applications with corrosive and reducing conditions and continuous operating temperatures to 1500°C (2732°F).

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Alumina Type CRYSTAL-18

CRYSTAL-18 insulating boards, cylinders and custom shapes exhibit low thermal conductivity, good strength, superior thermal shock resistance and high dimensional stability in applications with continuous temperatures to 1550°C (2822°F).

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Alumina Type ECO-20AA

ECO-20AA is an ultra-high-alumina utility-grade board that is useful in furnaces with reducing atmospheres with temperatures as high as 1600°C (2912°F) and is also useful in non-ferrous metal applications where SiO₂ cannot be tolerated.

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Alumina Type PATI

PATI is a uniquely reinforced premium grade insulation for use in advanced thermal systems operating to a maximum use temperature of 1720°C (3128°F).

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Alumina Type SALI

SALI is a premium-grade high-performance 1700°C insulation fabricated from high-alpha polycrystalline alumina fibers tightly bound in a mullite binder matrix.

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Alumina Type SALI-2

SALI-2 is a premium-grade high-performance 1800°C insulation fabricated from high-alpha polycrystalline alumina fibers tightly bound in a mullite binder matrix.

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Alumina Type ZAL-12

ZIRCAR Ceramics’ Alumina Type ZAL-12 is a low-density, rigid refractory structure, composed of high-alpha polycrystalline alumina fibers and high-purity inorganic binders.

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Alumina Type ZAL-15

ZAL-15 is an engineered low-density structure exhibiting very good hot strength and dimensional stability in industrial applications with continuous operating temperatures to 1550°C (2822°F) – withstanding intermittent use to 1650°C (3002°F).

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Alumina Type ZAL-15AA

ZAL-15AA is an alumina-bonded, low-density structure with very good hot strength and dimensional stability in corrosive industrial applications involving continuous operating temperatures to 1500°C (2732°F) – withstanding intermittent use to 1600°C (2912°F).

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Alumina Type ZAL-45

ZAL-45 is a high-density board that exhibits a fine, open-pore structure resulting in a unique combination of high strength and low thermal conductivity. ZAL-45 exhibits very good dimensional stability to 1650°C (3000°F) with intermittent use to 1700°C (3192°F).

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Alumina Type ZAL-45AA

ZAL-45AA is a high-density high-strength, alumina-bonded product with superior resistance to chemical attack along with good dimensional stability in industrial applications with continuous temperatures of 1550°C (2822°F) with intermittent use to 1600°C (2912°F).

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Alumina-Silica
Type ECO-1200

ZIRCAR Ceramics’ Alumina-Silica Insulation Type ECO-1200 is a useful utility grade of refractory ceramic fiber (RCF) insulation board suitable for use to 1260°C (2300°F).

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Alumina-Silica
Type UNIFORM A

ZIRCAR Ceramics’ Alumina-Silica Type UNIFORM A is a unique family of ceramic-fiber-based insulation with exceptional machinability and very good strength in applications with temperatures to 1260°C (2300°F).

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Alumina-Silica
Type UNIFORM C

ZIRCAR Ceramics’ Alumina-Silica Type UNIFORM C is a 1420°C (2600°F) rated, unique family of ceramic-fiber-based insulations with exceptional machinability and very good strength.

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Alumina-Silica Type ASH

ZIRCAR Ceramics’ Alumina-Silica Type ASH is a 1260°C (2300°F) rated uniformly-bound combination of specially processed shot-free refractory ceramic fiber (RCF) and inorganic alumina binder.

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Alumina-Silica Type ASQ-20

ZIRCAR Ceramics’ Alumina-Silica Type ASQ-20 is a premium-grade, medium-density combination of shot -free refractory ceramic fibers (RCF) and high-purity inorganic alumina binder.

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Alumina-Silica Type AXHTM

ZIRCAR Ceramics’ Alumina-Silica Insulation Type AXHTM is a strong, 1420°C (2600°F) rated, rigid refractory structure of a blend of ceramic fibers and a high-purity inorganic Colloidal (Amorphous) Silica.

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Alumina-Silica Type AXL

ZIRCAR Ceramics’ Alumina-Silica Insulation Type AXL is a strong, 1260°C (2300°F) rated, rigid refractory structure of high-purity refractory ceramic fibers (RCF) and high-purity inorganic Colloidal (Amorphous) Silica binders.

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Alumina-Silica Type ECO-27

ZIRCAR Ceramics’ Alumina-Silica Type ECO-27 is a medium-density utility grade of refractory ceramic fiber (RCF) insulation board suitable for use to 1260°C (2300°F).

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Alumina-Silica Type HASH-60

ZIRCAR Ceramics’ Alumina-silica Insulation Type HASH-60 is a high-strength, uniform, rigid, refractory board composed of shot-free refractory ceramic fibers (RCF) and high-purity alumina binders.

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Alumina-Silica Type RNKO

ZIRCAR Ceramics’ Alumina-Silica Type RNKO is a high-strength combination of low-shot refractory ceramic fibers (RCF) and inorganic refractory binders with useful properties to 1260°C (2300°F).

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Alumina-Silica Type RNKO-HD

ZIRCAR Ceramics’ RNKO-HD Alumina-Silica board is a very strong, low-density combination of 1260°C rated Al2O3-SiO2 (RCF) fibers and a stabilized inorganic amorphous SiO2 binder.

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Alumina-Silica Type Z-500

ZIRCAR Ceramics’ Alumina-Silica Type Z-500 is a uniquely high-strength rigid combination of specially processed refractory ceramic fiber (RCF), low-surface-area ceramic fillers and inorganic binders with useful properties to 1000°C (1832°F).

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Microporous Insulation
Type MICROSIL

ZIRCAR Ceramics’ MICROSIL Microporous Insulation is an incredible insulation material exhibiting thermal conductivity an order of magnitude lower than ceramic fiber materials in numerous unique and demanding thermal management applications with temperatures as high as 950°C (1742°F).

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Refractory Hardboard
Type BM

ZIRCAR Ceramics’ Refractory Hardboard Type BM products are a range of structural insulation boards that combine calcium silicate cements with inorganic binders and reinforcing fillers.

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Soluble-Fiber Board
Type UNIFORM B1

ZIRCAR Ceramics’ Soluble-Fiber Insulation Board Type UNIFORM B1 is a rigid, medium-density utility-grade high-temperature insulation. It is a uniformly bonded combination of high-temperature “soluble” fibers and inorganic binder with useful properties to 1180°C (2156°F).

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Soluble-Fiber Board
Type Z-MAG Q

ZIRCAR Ceramics’ Soluble-Fiber Board Type Z-MAG Q is the name of a group of rigid, low-density products that combine low-shot bio-soluble Alkaline Earth Silicate (AES) fiber with an inorganic refractory binder.

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Alumina Type AL-25/1700

Alumina Type AL-28/1800

Alumina Type AL-30

Alumina Type AL-30AA

Alumina Type AL-30AAH

Alumina Type AL-45/1700

Alumina Type ALC

Alumina Type ALC-AA

Alumina Type CRYSTAL-18

Alumina Type ECO-20AA

Alumina Type PATI

Alumina Type SALI

Alumina Type SALI-2

Alumina Type ZAL-12

Alumina Type ZAL-15

Alumina Type ZAL-15AA

Alumina Type ZAL-45

Alumina Type ZAL-45AA

Alumina-Silica
Type ECO-1200

Alumina-Silica
Type UNIFORM A

Alumina-Silica
Type UNIFORM C

Alumina-Silica Type ASH

Alumina-Silica Type ASQ-20

Alumina-Silica Type AXHTM

Alumina-Silica Type AXL

Alumina-Silica Type ECO-27

Alumina-Silica Type HASH-60

Alumina-Silica Type RNKO

Alumina-Silica Type RNKO-HD

Alumina-Silica Type Z-500

Microporous Insulation
Type MICROSIL

Refractory Hardboard
Type BM

Soluble-Fiber Board
Type UNIFORM B1

Soluble-Fiber Board
Type Z-MAG Q

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