Product Profile
SK-series ultra-fine polyimide powder is a kind of thermoplastic ultra-fine polyimide powder with differentheat resistant grades (among which SK-0170,SK-0180 and SK-0190 are soluble polyimide) .
Product Applications
lt is widely used in the interlayer toughening of high temperature resistant epoxy and bismaleimide basedcarbon fiber composites, which solves the problems of brittle quality and low temperature resistance of epoxyand maleimide thermosetting matrix resins, the CAl value and heat resistance of the composites are improved.
Product Form
lt can be used in supersonic aircraft. aircraft and spacecraft Resin Matrix composites.
Performance
| Testing items | Testing standard | Unit | Model number | ||||
| SK-0131 | SK-0132 | SK-0170 | SK-0180 | SK-0190 | |||
| Appearance | Visual inspection | -- | Yellow powder | Yellow powder | Yellowish powder | Yellowish powder | Yellowish powder |
| Density | GB-1033 | g/cm3 | 1.40 | 1.40 | 1.35 | 1.35 | 1.35 |
| Heap density | GB/T 1636-2008 | g/cm3 | 0.30 | 0.30 | 0.20 | 0.20 | 0.20 |
| Water absorption | GBIT 12006.2-2009 | % | 0.6 | 0.6 | 0.6 | 0.5 | 0.5 |
| Tensile strength | GB/T1040.1-2006 | Mpa | 80 | 120 | 150 | 120 | 120 |
| Elongation | GB/T1040.1-2006 | % | 10 | 15 | 18 | 20 | 20 |
| Flexural strength | GB/T 9341-2000 | Mpa | 100 | 120 | 150 | -- | -- |
| Impact strength | GB/T16420-1996 | kJ/m2 | 80 | 150 | 180 | -- | -- |
| Glass transition temperature Tg (DMA) | ASTM D7028-2007 | ℃ | 265 | 260 | 289 | 310 | 320 |
| Particle size D90 | GB/T 19007-2016 | μm | 50 | 50 | 50 | 50 | 50 |
| Particle size D50 | μm | 20 | 20 | 20 | 20 | 20 | |
| Intrinsic viscosity | GB/T 1632.5-2008 | g/ml | 1.0 | 0.9 | 0.8 | 0.8 | 1.0 |
| Remarks | 1、the above data is the product characteristic value, not guarantee value; 2、10kg packing; 3、under normal temperature storage period 2 years. | ||||||
Application
Product Name:
Wear resistant plastic ball bearings
Product Features:
Temperature resistant to 330 ℃, wear-resistant, oil-free lubrication
Product Material:
Polyimide SK-010 material
Product Name:
High temperature plastic wear-resistant strip
Product Features:
Temperature resistance of 330 ℃, wear resistance
Product Material:
Polyimide SK-010 or its modified material
Product Name:
High temperature sheet metal
Product Features:
Resistant to temperatures above 350 ℃, insulated, and suitable for machining parts with special requirements
Product Material:
Polyimide SK-010 modified material
Product Name:
High temperature plastic liner
Product Features:
Temperature resistant to 360 ℃, wear-resistant
Product Material:
Polyimide SK-0130 modified material
Product Name:
High temperature sheet metal
Product Features:
Temperature resistance of 230 ℃, insulation, wave transmission
Product Material:
Polyimide SK-0120 material
Product Name:
Wear resistant shaft sleeve
Product Features:
Temperature resistance 260 ℃, wear resistance
Product Material:
Polyimide SK-010 material
Product Name:
SUPPORT RING
Product Features:
Temperature resistance of 280 ℃, wear resistance
Product Material:
Polyimide SK-010 or its modified material
Product Name:
Plastic bearing shell
Product Features:
Temperature resistance of 230 ℃, wear resistance, no chips falling off
Product Material:
Polyimide SK-0120 material
