アコーセラミック Product Lineup

"NF-13" is a reaction-resistant crucible made from a newly developed material with high resistance to reactions. It exhibits excellent performance against erosion from alkaline components and has received high praise for its use in the sintering of cathode materials at RHK. Please consult us regarding the crucible size. 【Chemical Composition】 ■Al2O3: 73.8% ■SiO2: 13.0% ■MgO: 12.4% ■Fe2O3: 0.2% *For more details, please download the PDF or feel free to contact us.

• Ceramics
• Other bottles and containers

The "KR-4A" is our versatile crucible that has been used for various applications over many years. It features excellent resistance to reactions and thermal shock (thermal expansion rate of 0.32%), with a safe operating temperature of 1250°C. We offer a variety of crucible sizes. Please feel free to contact us when you need assistance. 【Chemical Composition】 ■Al2O3: 56.9% ■SiO2: 34.4% ■MgO: 6.5% ■Fe2O3: 0.6% *For more details, please download the PDF or feel free to contact us.

• Ceramics
• Other bottles and containers

The "KL-86" is a crucible with low impurities and a high alumina content (approximately 85% alumina). It is made of a material that combines resistance to reactions and high-temperature durability. It has a proven track record in positive electrode material firing and high-temperature firing at RHK, and can be used in an atmosphere up to 1500°C. Please consult us regarding the crucible size. 【Chemical Composition】 ■Al2O3: 84.0% ■SiO2: 13.0% ■MgO: 0.0% ■Fe2O3: 0.2% *For more details, please download the PDF or feel free to contact us.

• Ceramics
• Other bottles and containers

Silicon infiltration reaction-sintered SiC is a composite ceramic made by infiltrating molten silicon (Si) into a porous body of silicon carbide (SiC). Formally known as reaction-bonded silicon carbide (RB-SiC), it possesses characteristics such as high hardness, high wear resistance, and high thermal conductivity. The heat resistance temperature is approximately 1300 to 1350°C. 【Main Features】 ■ High hardness and high wear resistance ■ High thermal conductivity ■ Low sintering shrinkage and high dimensional accuracy ■ Easy to create large and complex shapes *For more details, please download the PDF or feel free to contact us.

• Ceramics

We would like to introduce "Oxide Bonded SiC" that we handle. It is widely used in general ceramic firing and ceramics product firing (below 1,500 degrees). Please feel free to contact us when you need it. 【Main Features】 ■ Excellent resistance to oxidation expansion, reducing the risk of accidents in the furnace ■ High density with a bulk density of 2.82 *For more details, please download the PDF or feel free to contact us.

• Ceramics

Recrystallized SiC (Re-SiC) is a high-performance ceramic material with excellent mechanical strength, high thermal conductivity, and good heat resistance. It is resistant to thermal shock and can be used at higher temperatures (over 1600°C) than other SiC refractories. While it possesses thermal characteristics similar to metals, it also excels as a refractory product. It is used in substrates for semiconductor applications and components for high-temperature furnaces. 【Main Features】 - Advantageous for firing materials that should not react with silica - Conducts heat as efficiently as copper or aluminum, enabling effective heat dissipation - Usable up to 1600°C and resistant to rapid changes due to heat (thermal shock) - Manufactured through casting with a porosity of about 15% - Appears white and sparkling depending on the light exposure *For more details, please download the PDF or feel free to contact us.

• Ceramics

Our company operates a division focused on the production of ceramic nameplates, where we perform machining. We manufacture ceramic products that maintain their beauty for a long time even in outdoor environments. We have accumulated extensive experience in producing nameplates for public works, corporate nameplates, and nameplates for private residences. Leveraging our long-standing expertise in creating products that require design and durability, we also accommodate the processing of ceramics and refractory materials. 【Main Processing Services】 ■ Production of ceramic nameplates and nameplates ■ Cutting, machining, drilling, and shaping of refractories such as mullite and SiC *For more details, please download the PDF or feel free to contact us.

• Contract manufacturing
• Processing Contract

We would like to introduce our porous general-purpose crucible 'AY-2'. This lightweight crucible (specific gravity 1.93) features excellent thermal shock resistance (thermal expansion rate 0.27%) and is resistant to reactions. It has been used by various customers for many years, including for firing electronic materials at RHK. Please consult us regarding the crucible sizes. 【Chemical Composition】 ■Al2O3: 54.5% ■SiO2: 36.8% ■MgO: 6.5% ■Fe2O3: 0.7% *For more details, please download the PDF or feel free to contact us.

• Ceramics
• Other bottles and containers

The "AW-8" is a lightweight cordierite crucible characterized by a specific gravity of 1.52. It possesses the low thermal expansion property of cordierite (thermal expansion rate RT→1000℃ 0.18%), and the safe operating temperature is 1100℃. Please consult us regarding the crucible size. 【Chemical Composition】 ■Al2O3: 32.4% ■SiO2: 51.7% ■MgO: 15.1% ■Fe2O3: 0.2% *For more details, please download the PDF or feel free to contact us.

• Ceramics
• Other bottles and containers

We accept orders for firing processing and heat treatment processing. We own various types of firing furnaces and can accommodate firing processing and heat treatment processing from testing to mass production according to your needs. Please feel free to contact us if you have any requests. 【Main processing contents (partial)】 ■ Firing/sintering of powders ■ Firing/sintering of molded products ■ Debinding firing ■ Binder removal firing ■ Heat treatment for drying *For more details, please download the PDF or feel free to contact us.

• Processing Contract

We would like to introduce our "Ceramic Pressure Casting." This is a molding method in which a ceramic slurry (slip) is injected and formed under pressure within a porous mold. By applying pressure, the slurry is efficiently densified. It is suitable for materials used in raw material firing, furnace structural materials, and metal melting applications. 【Main Features】 ■ Capable of producing products that are difficult to manufacture with conventional casting methods ■ Excellent surface quality, fewer molding defects, and high reproducibility ■ Wide range of applications from mass production to small quantities of various types *For more details, please download the PDF or feel free to contact us.

• Contract manufacturing
• Processing Contract

"AC Therapy" is a product that carves specified letters and designs into a large ceramic panel using techniques such as relief carving, engraving, cutting, beveling, and step processing, followed by cutting and firing. Being a ceramic product, it excels in acid resistance, alkali resistance, and water resistance, making it strong against salt damage, corrosion, discoloration, and deformation, resulting in a long service life. It is also resistant to dirt and easy to clean. It has received high praise for use in nameplates for building interiors and exteriors, cornerstone plaques, reliefs, signs, information boards, nameplates, road signs, and pavement display boards. [Processing Specifications] ■ Engraving ■ Relief carving ■ Engraving, cutting, beveling ■ Step processing (free) *For more details, please download the PDF or feel free to contact us.

• Ceramics

At Akoh Ceramic Co., Ltd., we own various types of kilns that use electricity, LPG, and heavy oil as heat sources. In addition to conventional batch kilns, roller hearth kilns, and tunnel kilns, we have also introduced atmosphere kilns (RHK). 【Main Equipment】 ■ Roller Hearth Kiln - Total Length 29m ■ Roller Hearth Kiln - Total Length 29.3m ■ Roller Hearth Kiln - Total Length 68m ■ Roller Hearth Kiln - Total Length 7.2m (Atmosphere Kiln) *For more details, please download the PDF or feel free to contact us.

• Contract manufacturing

The "SiC (silicon carbide)" from Akoh Ceramic Co., Ltd. features high strength, high thermal conductivity, resistance to thermal shock, wear resistance, and particularly low oxidation expansion. It has received high praise for reducing troubles in applications such as rail base plates for pushers, shelf plates for large kilns, roller rods, and structures. 【Features】 ■ High strength ■ High thermal conductivity ■ Excellent resistance to thermal shock and wear ■ Low oxidation expansion ■ Capable of manufacturing large plates of approximately φ1,200mm We also handle R-SiC (recrystallized SiC) and Si-SiC (reaction-sintered SiC) according to application needs! *For more details, please download the PDF or feel free to contact us.

• Contract manufacturing

The "Setter and Tochi (MA-24) for Powder Metallurgy" from Akoh Ceramic Co., Ltd. excels in thermal shock resistance, has minimal deformation due to heat, and results in less product distortion, contributing to cost reduction. 【Features】 ■ Excellent thermal shock resistance and difficult to crack ■ Minimal warping and distortion ■ Contributes to cost reduction *For more details, please download the PDF or feel free to contact us.

• Contract manufacturing

At Akoh Ceramic Co., Ltd., we select and propose the optimal materials, sizes, and shapes tailored to various applications. Utilizing various molding methods such as press molding, pressure casting, and irregular molding, we offer materials and shapes suitable for fired products like alumina, mullite, cordierite, magnesia, and zirconia, which can be used from low to high temperature ranges. 【Features】 ■ Capable of use from low to high temperature ranges utilizing various molding methods ■ Porous and dense bodies can be selected according to application ■ Usable for various applications including secondary batteries, lithium resistance, pigments, etc. *For more details, please download the PDF or feel free to contact us.

• Contract manufacturing

We would like to introduce the "various refractory materials" handled by Akoh Ceramic Co., Ltd. You can choose from a wide variety of "materials," "shapes," and "forming methods." 【Various Refractory Materials】 ■ Press-formed products ■ Pressure cast products ■ Alumina refractories ■ Dense alumina ■ SiC (silicon carbide) ■ Si-SiC (reaction-sintered) *For more details, please refer to the PDF materials or feel free to contact us.

• Ceramics
• Processing Contract

At Akoh Ceramic Co., Ltd., we offer "contract processing." Please feel free to request various firing, drying, crushing, and classification services from testing to mass production. Decision made to introduce atmosphere furnace roller hearth kilns! We also have exhaust gas reburning furnaces and scrubbers installed. 【Equipment List】 ■ Batch type: 21 units ■ Roller hearth kilns: 16 units ■ Tunnel kilns: 3 units ■ Atmosphere furnaces: 2 units *For more details, please refer to the PDF document or feel free to contact us.

• Processing Contract
• Other contract services

Aco Ceramic Co., Ltd. is a company established in 1972, consisting of three divisions: trading, manufacturing, and hot spring services. We also engage in various contract processing and possess extensive experience in firing related to ceramics, along with the know-how and equipment necessary. With a focus on the diversifying next-generation society, we aim to be a company that can accurately respond to our customers with a multifaceted approach. 【Business Activities】 ■ Manufacturing/Sales of Refractory Materials ■ Raw Materials/Machinery for Ceramics ■ Manufacturing/Sales of Construction Materials ■ Contract Processing ■ Hot Spring Business *For more details, please refer to the PDF document or feel free to contact us.

• Fine Ceramics
• Processing Contract
• others