Quantity(Tons) 1 - 10 11 - 40 41 - 100 >100 Est. Time(days) 5 7 15 To be negotiated
2000T/Month
1.Talc Powder For Fire Resistant has high thermal stability. When added to fireproof sealants or fillers, it can enhance their high-temperature resistance and delay the spread of flames.
2.Talc Powder For Fire Resistant, as an inorganic filler, can balance the hardness and flexibility of the material, prevent cracking and ensure long-term sealing effect.
3.Talc Powder For Fire Resistant slows down the burning rate, reduces smoke generation at the same time, and enhances fire safety.
4.Talc Powder For Seals added to fireproof sealing materials can enhance their anti-aging performance, making them suitable for harsh environments such as chemical engineering and construction.
5.Compared with other flame-retardant fillers (such as aluminium hydroxide), Talc Powder For Fire Resistant is low in price and easy to process, and can partially replace expensive materials
Flame retardant talc powder is sometimes used in fire-resistant seals, particularly in intumescent seals, gaskets, and firestop applications, due to its heat-resistant and insulating properties. However, Flame retardant talc powder's role is often as a filler or processing aid rather than a primary fireproofing agent. Here’s how talc is used in fire-resistant sealing applications:
1. Role of Talc in Fire-Resistant Seals
A) Thermal Insulation & Heat Resistance
Flame retardant talc powder has a high melting point (~1,500°C / 2,732°F), making it useful in seals exposed to moderate heat.
Flame retardant talc powder acts as a heat sink, slowing heat transfer and delaying seal degradation.
B) Filler in Rubber & Silicone Seals
Flame retardant talc powder Used in fire-rated gaskets (e.g., oven doors, industrial equipment) to improve thermal stability.
Flame retardant talc powder Reduces material costs while maintaining flexibility.
C) Smoke Suppression (Limited Effect)
In some formulations, Talc Powder For Seals can help reduce smoke emission by replacing more flammable fillers.
D) Intumescent Seals (Secondary Role)
Talc Powder For Seals is sometimes blended with intumescent materials (e.g., graphite, vermiculite) to help expansion under heat.
However,Talc Powder For Seals is not a primary intumescent agent—its role is mainly to improve processing and stability.
2. Limitations of Talc in Fireproofing
Not a standalone fire retardant – Unlike vermiculite, graphite, or hydrates (e.g., aluminum hydroxide), Talc Powder For Seals does not actively suppress flames or expand significantly under heat.
Best for low-to-moderate heat resistance – For extreme fireproofing, materials like ceramic fibers, sodium silicate, or mica are preferred.
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