Custom-Formed Insulation Parts for Complex Furnace Structures
Ceramic Fiber Special Shaped Products are non-standard high-temperature insulation components manufactured according to customer equipment structures and design requirements. Product density, dimensions, grade, and performance can be adjusted according to the required application.
The products are mainly made from loose fiber cotton. The material is formed through wet vacuum filtration and then processed by drying and calcination. Compared with cutting standard boards on site or joining several fiber blanket pieces together, a custom-shaped component can be formed closer to the required final contour.
This can reduce the number of joints in complex furnace areas and improve dimensional matching between the insulation component and the furnace chamber, pipeline, heating element, or other equipment structure.


Structural Strength and High-Temperature Performance
These products combine low thermal conductivity, thermal shock resistance, dimensional accuracy, relatively fast heating and cooling response, and resistance to high-temperature gas flow.
They also provide a certain level of compressive and flexural strength, making them suitable for applications where insulation parts need to maintain their shape during installation and use.
Ceramic Fiber Special Shaped Products can be used for burner blocks, observation holes, heating-element supports, casting gates and runners, and industrial furnace wall structures.
The available material grades cover classification temperatures from 1260°C to 1800°C. Bulk density ranges from 300 to 700 kg/m³. Flexural strength is specified as ≥0.5 MPa or ≥0.7 MPa depending on the selected grade.
From Drawing to Vacuum-Formed Finished Part
Vacuum-formed special-shaped components are one of Nengcheng Crystal's key deep-processing product groups.
The factory operates wet vacuum forming equipment, finished-product machining equipment, and an independent physical and chemical testing laboratory. It can manufacture furnace chamber linings, insulation cover plates, thermal insulation sleeves, flame shields, and furnace insulation liners according to customer drawings.
Technical staff can discuss bulk density, thickness, dimensions, and installation method before production. The manufacturing process then covers forming, drying, calcination, and subsequent precision machining.
This workflow allows Ceramic Fiber Special Shaped Products to be supplied in a form that is closer to direct equipment assembly requirements.

OEM Development, Samples and Protective Packaging
OEM and ODM development are supported according to technical drawings or physical prototypes. A sample can be produced before volume manufacturing for dimensional and assembly confirmation.
Customized sample development normally requires 7–15 days. Customized production generally takes 20–45 days, depending on structural complexity and order quantity.
Photos or videos can be provided during production. Finished products are normally inspected before packaging, and third-party inspection is accepted.
Cartons, wooden cases, or wooden pallets can be selected according to the product structure. This is especially important for parts with corners, holes, thin walls, or other features that may be more vulnerable during transportation.
Product Specifications
|
Parameter |
Specification |
|
Classification Temperature |
1260°C–1800°C |
|
Bulk Density |
300–700 kg/m³ |
|
Flexural Strength |
≥0.5 MPa or ≥0.7 MPa, depending on grade |
|
Forming Process |
Wet vacuum filtration forming, drying and calcination |
|
Specification Method |
Customized according to customer drawing or factory design |
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