Electrical / HV Parts Thermal and Refractory Ceramics

Alumina ceramic plates are well-known for their hardness, wear resistance, and electrical insulation. These plates have numerous applications across various sectors, including the electronics, metallurgy, medical, semiconductor, and armor systems. Unipretec offers ceramic plates with different... [See More]

• Applications: Refractory or High Temperature Insulation; Chemical or material processing; Corrosion resistant; HV / Electrical; Wear resistant parts or tooling
• Shape / Form: Plate / Board

• Material Type: Alumina
• Max Use Temperature: 1500 to 1650

Alumina ceramic tubes are made of high-purity alumina materials that have exceptional characteristics like high temperature resistance, wear resistance, and chemical stability, etc., and are extensively utilized in a wide range of industries. [See More]

• Applications: Refractory or High Temperature Insulation; Chemical or material processing; Corrosion resistant; HV / Electrical
• Shape / Form: Tube

• Material Type: Alumina
• Max Use Temperature: 1500 to 1650

Alumina tube is a non-porous ceramic tube that is formed of 95%, 99%, or 99.8% alumna material. As a result of its remarkable thermal, mechanical, and chemical characteristics, it is a preferred option in various sectors. Its resistance to high temperatures, abrasion, and corrosion, as well as its... [See More]

• Applications: Refractory or High Temperature Insulation; Corrosion resistant; HV / Electrical; Thermal Insulation or Fire Proofing Material
• Shape / Form: Tube

• Material Type: Alumina
• Max Use Temperature: 1500 to 1650

Unipretec provides standard and custom hot-pressed boron nitride plate products. The hexagonal boron nitride plates are manufactured at high temperatures and pressures. In addition to pure 99% BN plates, we also offer BN composite materials that contain zirconia, alumina, and aluminium nitride to... [See More]

• Applications: Refractory or High Temperature Insulation; Corrosion resistant; HV / Electrical
• Shape / Form: Plate / Board

• Material Type: Boron Nitride; SpecialtyMaterial
• Max Use Temperature: 900 to 2000

Boron nitride rod is a solid, cylinder-shaped structure made of boron nitride that possesses exceptional high-temperature stability, excellent thermal properties, self-lubricating, and electrical insulation performance. [See More]

• Applications: Chemical or material processing; Corrosion resistant; HV / Electrical
• Shape / Form: Immersion Tube or Sheath

• Material Type: Boron Nitride; SpecialtyMaterial
• Max Use Temperature: 900 to 2000

Boron nitride tube, also known as BN tube, possesses exceptional properties such as high thermal conductivity, thermal stability, electrical insulation, and chemical inertness. These characteristics make it advantageous for a vast variety of applications, including heat management, electrical... [See More]

• Applications: Refractory or High Temperature Insulation; Chemical or material processing; Corrosion resistant; HV / Electrical; Wear resistant parts or tooling
• Shape / Form: Tube

• Material Type: Boron Nitride; SpecialtyMaterial
• Max Use Temperature: 900 to 2000

Ceramic setters, also known as kiln setters, are devices used in the manufacture of powders, ceramic and metal parts within a kiln during the firing process. Typically, they are made of ceramic materials that can endure high temperatures and thermal cycles within the kiln. They are engineered to... [See More]

• Applications: Battery / Fuel Cell; Refractory or High Temperature Insulation; Chemical or material processing; HV / Electrical
• Shape / Form: KilnFurniture

• Material Type: Alumina; Boron Nitride; SpecialtyMaterial
• Performance Features: Porous material

Silicon nitride tubes have outstanding mechanical and thermal characteristics, as well as excellent chemical stability, allowing them to withstand demanding working environments where metal or polymer materials are unbearable. [See More]

• Applications: Refractory or High Temperature Insulation; Chemical or material processing; Corrosion resistant; HV / Electrical; Wear resistant parts or tooling
• Shape / Form: Tube

• Material Type: Silicon Nitride; SpecialtyMaterial
• Max Use Temperature: 1000 to 1200

ZIRCAR Refractory Sheet Type RS-100 is a ceramic fiber reinforced structural alumina composite material with useful properties to 1260°C (2300°F). It has exceptional flexural and compressive strengths in the range of high temperature reinforced plastics such as G-7 and G-10 laminates and retains... [See More]

• Applications: Refractory or High Temperature Insulation; HV / Electrical; Thermal Insulation or Fire Proofing Material; Thermal Applications
• Composition: Al_2O_3 , SiO_2 , Other Metal Oxides

• Material Type: Alumina
• Shape / Form: Plate / Board; Custom Shape (optional feature)

Accuratus maintains an inventory of standard extruded and cast aluminum oxide, mullite and sialon shapes for fast delivery requirements. These are low cost, quality rods and tubes that can be quickly cut to precision lengths. (See Mullite Sizes, Aluminum Oxide Sizes and Sialon Sizes). Accuratus will... [See More]

• Applications: Refractory or High Temperature Insulation; Abrasion Resistant; Armor / Ballistic Protection; Electronics or semiconductors; HV / Electrical
• Composition: 94% - 99.5% Al2O3

• Material Type: Alumina
• Shape / Form: Rod

High fired strength, dense ceramics [See More]

• Applications: Refractory or High Temperature Insulation; Abrasives, ceramics or glass manufacturing; Chemical or material processing; Corrosion resistant; HV / Electrical; Fiberoptics, Radiant Heaters, Temp Probe
• Max Use Temperature: 1649

• Material Type: Alumina
• CTE: 7.20E6

ZIRCAR Refractory Sheet Type RS-99 is a high density fiber based ceramic material with greater than 99% alumina purity. Type RS-99 has strength equal to asbestos cement and therefore is an excellent replacement for asbestos cement materials. Refractory Sheet Type RS-99 is usable to temperatures of... [See More]

• Applications: Refractory or High Temperature Insulation; HV / Electrical; Thermal Insulation or Fire Proofing Material; Thermal Applications
• Composition: Al_2O_3

• Material Type: Alumina
• Shape / Form: Plate / Board; Custom Shape (optional feature)