Light Weight, High Strength Low Thermal Conductivity Fire Proof Insulation Material Calcium Silicate Board for Annealing Furnace

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Product Description

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Overview & Basic Info

ShapePlate
TypeRefractory Material
ColorWhite
Thickness6mm-120mm
WaterproofYes
FireproofYes
MaterialCao + Sio2
Capacity20000cbm/Year
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Product Description

Calcium silicate board for thermal insulation

Calcium silicate board is made of xonotlite and reinforced glass fiber. It is resistant to high temperatures up to 1100 ºC, featuring excellent heat insulation, low bulk density, high strength, and superior durability. It is widely used in industrial furnace insulation.

Known as microporous calcium silicate, this white, hard material is resistant to corrosion and offers excellent cutting and sawing ability. It is ideal for heat preservation and fire/sound insulation in electric power, metallurgy, and petrochemical industries.

Calcium Silicate Board Insulation Thermal Insulation Material
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Feature & Typical Application

Product Characteristics:

  • High temperature resistance within continuous heat load.
  • Low thermal conductivity and lightweight with high strength.
  • Long-term durability without powdering.
  • Safety & Hygiene: Free from asbestos, sulfur, and chlorine.
  • Easy to process, cut, and CNC machine.

Applications:

Widely used for pipelines in power plants, metallurgy, and shipbuilding. High-density boards are specifically developed for the non-ferrous industry for casting molten aluminum and as clamping fixtures in the glass industry.

Feature Display Application 1 Application 2
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Technical Data Sheet

Grade SJ-A SJ-B SJ-C SJ-D SJ-E
Temp. Limit (ºC) 650 1000 1000 1000 1000
Density (kg/m3) 230(±10%) 230(±10%) 250(±10%) 270(±10%) 800-1000
Compressive strength (MPa) ≥0.7 ≥0.7 ≥0.8 ≥0.9 ≥17
Thermal conductivity 400ºC ≤0.098 ≤0.091 ≤0.096 ≤0.103 ≤0.14
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Packaging & Shipping

Standard export carton or palletized packaging to ensure safe transit.

Packaging 1 Packaging 2 Packaging 3
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Certifications

Our products undergo strict quality control. We hold CE certificates, MSDS, ISO9001 quality management system certification, and REACH compliance.

Certification
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Frequently Asked Questions

What are your payment terms?
30% T/T in advance, 70% balance against the BL copy, or by LC, and other negotiable terms.
What is your typical lead time?
It usually requires approximately 10 to 20 days following the receipt of your deposit.
How do you ensure product quality?
We maintain a complete QC system for chemical composition and physical properties. All goods are tested post-production, and quality certificates are provided.
Do you provide free samples?
Yes, free samples are available for quality evaluation.
Is the calcium silicate board asbestos-free?
Yes, our boards are strictly asbestos-free, ensuring safety and environmental hygiene.
Can the boards be customized to specific shapes?
Yes, the material has excellent processability and can be cut or machined into any shape required for industrial applications.

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