0.78dtex 12mm Polyimide Chopped Fiber
0.78dtex 12mm Polyimide Chopped Fiber has excellent mechanical properties, high and low-temperature resistance, and flame retardant and thermal insulation properties.
0.78dtex 12mm Polyimide Chopped Fiber is widely used in fields such as special protection, textiles, environmental protection, high-temperature transportation, erosion resistance, friction resistance, etc.
1. Product Introduction
0.78dtex 12mm polyimide chopped fiber maintains the flame retardancy of the fiber body while having dyeability, high-temperature carbonization does not melt; 0.78dtex 12mm polyimide chopped fiber has extremely low combustion smoke and is almost non-toxic, Good dimensional stability, high and low-temperature resistance, radiation resistance, heat preservation, natural antibacterial and far infrared and many other excellent properties.
0.78dtex 12mm polyimide chopped fibers can be used in special flame retardant protection, high-temperature filtration, industrial heat insulation civilian clothing, home textiles health care, and other fields.
2. Product Parameter
| No. | Denier | Length(mm) | Breaking Strength (cN/dtex) | Absorption (%) | Thermal Decomposition Temperature (5%,℃） | Tg (℃） | LOI （%） |
| BMT-0 | 1.0-6.0 | 1-76 | ≥3.6 | ≤2.0 | ≥550 | ≥380 | ≥34 |
| BMT-NS | 1.7 | 1-76 | ≥14.0 | ≤2.0 | ≥590 | ≥320 | ≥44 |
| BMT-0A | 0.9 | 1-6 | / | ≤2.0 | ≥550 | ≥380 | ≥34 |
| ITEM | INDEX |
| Water absorption | <1% |
| Hydrolysis resistance | Excellent |
| Acid resistance | Excellent |
| Alkali resistance | Poor |
| Solvent resistance | Excellent |
| Ultraviolet resistance | Excellent |
| Dielectric properties | Excellent |
| Thermal conductivity | ＜0.03W/（M.K） |
| Coefficient of thermal expansion | <-0.3%(250℃*15min) |
| Creep resistance | Excellent |
| Wear resistance | Excellent |
| Glass transition temperature | 320℃~410℃ |
| Long-term use temperature | <350℃ |
| Density | 1.44g/cm3 |
| Limiting oxygen index | >38 |
3. Product Feature
Thermal conductivity close to air
Ultimate oxygen index 38%
Incombustible
No smoke, no melting droplets
Heat-resistant, able to work in an environment of 260 ℃ for a long time
Heat shrink small
Good hand feel, soft as cotton
Small rebound
4. Product Details
0.78dtex 12mm polyimide chopped fiber adopts needle punching, spun lace, and other processes to make high-temperature filter felt. 0.78dtex 12mm polyimide chopped fiber has excellent high-temperature resistance, dimensional stability, chemical corrosion resistance, and wear resistance. It is an ideal filter material for high-temperature dust removal fields such as cement, steel, electric power, garbage incineration, and automotive paint. 0.78dtex 12mm polyimide chopped fibers can play an important role in haze control.
0.78dtex 12mm polyimide chopped fiber is made into various fabrics, used as fire blankets, protective clothing for armored forces, racing clothing, flight suits, firefighters' fire protective clothing, and other fire-resistant and flame-retardant clothing, 0.78dtex 12mm Polyimide chopped fibers can also be made into flame-retardant flocs, which are used as military cold-proof and warm-keeping clothing.
