MK-24 PTFE Suspension Fine Powder
PHYSICAL PROPERTIE
| Item | Unit | MK-24 |
| Grade | / | First-class Product |
| Appearance | / | White Powder |
| Tensile Strength | MPa | ≥30 |
| Elongation at Break | % | ≥350 |
| Particle Size | μm | 20～30 |
| Bulk Density | g/L | 300～500 |
| Moisture Content | % | ≤0.030 |
| Standard Relative Density | / | 2.130～2.180 |
| Flex Life (0.4 mm thick film, 23°C) | Ten Thousand Times | ≥600 |
| Compression Set（23℃，14MPa、24h） | % | ≤6.0 |
| Dielectric Strength | MV/m | ≥100 |
| Processing Method | / | Compression Molding |
MK-27 PTFE Suspension Fine Powder
PHYSICAL PROPERTIE
| Item | Unit | MK-27 |
| Grade | / | First-class Product |
| Appearance | / | White Powder |
| Tensile Strength | MPa | ≥30 |
| Elongation at Break | % | ≥300 |
| Particle Size | μm | 30～40 |
| Bulk Density | g/L | 300～480 |
| Moisture Content | % | ≤0.030 |
| Standard Relative Density | / | 2.140～2.170 |
| Dielectric Strength | MV/m | ≥80 |
| Processing Method | / | Compression Molding |
Molding-grade ETFE
PHYSICAL PROPERTIE
| Item | Unit | Index | Test Method/ Standards |
| Appearance | / | Semi-transparent pellets, the percentage of pellets with visible black spots shall not exceed 2% | Visual inspection |
| Melt Flow Index | g/10min | 0.1～5.0 | ASTM D3159
（297℃，5KG load） |
| Melting Point | ℃ | 245～255 | D-3159 |
| Specific Gravity | g/cm3 | 1.70～1.75 | HG/T 2904—1997 |
| Rockwell Hardness | HB | 61～70 | D-2240 |
| Tensile Strength（23℃） | Mpa | 30～50 | HG/T 2904—1997 |
| Elongation at Break（23℃） | % | 300～450 | HG/T 2904—1997 |
| Notched Impact Strength（23℃） | Ft-lb/in | No Break | HG/T 2904—1997 |
| Water Absorption Rate | % | ≤0.03 | HG/T 2902—1997 |
| Oxygen Index | % | 30～40 | GB/ T 2406-93 |
| Flame Retardancy | Level | V-0 | GB/T 2408-2008 |
| Dielectric Constant | / | ≤2.4 | HG/T 2904—1997 |
| Dielectric Loss | / | 0.008 | HG/T 2904—1997 |
| Dielectric Breakdown Voltage（0.2mm） | KV | Above 7.5KV | ASTM D149 |
| Glass Transition Temperature | ℃ | 80～120 | DMA |
| Operating Temperature | ℃ | -50～150 | UL-746 |
PCTFE Resin(Polychlorotrifluoroethylene)
PHYSICAL PROPERTIE
| Item | Unit | MK-31 | MK-32 | MK-33 | MK-34 | MK-35 | Test methods or standards |
| Appearance | / | Translucent particle | Visual inspection | ||||
| Melt Flow Rate | g/10min | ≤2.0 | 2.1~5.0 | 5.1~12.0 | 12.1~20.0 | ＞20.0 | GB/T 3682 |
| Tensile Strength | MPa | ≥39 | ≥39 | ≥39 | ≥37 | ≥37 | GB/T 1040 |
| Elongation at Break | % | ≥35 | GB/T 1040 | ||||
| Relative Density | / | 2.10~2.15 | GB/T 1033 | ||||
| Melting Point | ℃ | 210±5 | GB/T 19466.3 | ||||
PFA Coating Powder
PHYSICAL PROPERTIE
| Item | Unit | Index | Test Method/ Standards |
| Appearance | / | White Granular Powder | Visual Inspection |
| Melt Flow Index | g/10min | 20～30 | GB/T 19077-2016 |
| Average Particle Size | μm | 20～40 | GB/T 19077-2016 |
| Bulk Density | g/mL | ≥0.8 | / |
| Melting Point | ℃ | 300～310 | GB/T 28724-2012 |
| Elongation at Break (23℃) | % | 250～350 | GB/T 1040.1-2018 |
| Tensile Strength (23℃) | MPa | 20～35 | GB/T 1040.1-2018 |
PTFE Concentrated Dispersion
PHYSICAL PROPERTIE
| Item | Unit | Index |
| Appearance | / | Uniform milky-white or slightly yellowish emulsion |
| Solids Content | wt% | 50±2 |
| pH Value | / | 9.5～10.5 |
| Average Particle Size | μm | 190～230 |
| Viscosity (25±1℃) | Pa・s | (1-15)×10⁻³ |
| Surfactant Content | wt% PTFE | 5～8 |
Note: The test method for the average particle size of this product differs from that used for other dispersed emulsions.
PTFE Dispersion Resin
PHYSICAL PROPERTIE
| Item | Unit | Index | |
| Premium Quality Product | First-class Product | ||
| Cleanliness | / | Excellent | First Class |
| Bulk Density | g/L | 475±100 | |
| Tensile Strength | MPa | ≥24 | |
| Elongation at Break | % | ≥300 | |
| Moisture Content | % | ≤0.030 | |
| Standard Relative Density | / | 2.150～2.190 | |
| Average Particle Size | μm | 400～575 | |
| Maximum Compression Ratio | / | 400:1 | |
| Extrusion Pressure | MPa | 30.0～50.0（400:1） | |
| Processing Method | / | Paste Extrusion | |
PTFE Micropowder
PHYSICAL PROPERTIE
| Item | Unit | Index |
| Appearance | / | White Powder |
| Bulk Density | g/L | 200～400 |
| Melting Point | ℃ | 327±5 |
| D50（Average Particle Size） | μm | 2～5 |
| D10 | μm | ≤2 |
| D90 | μm | ≤10 |
| Dmax | μm | ≤15 |
| Specific Surface Area | m²/g | 14～18 |
| Melt Flow Index | g/10min | 4～8 |
PTFE Pre-sintered Material
PHYSICAL PROPERTIE
| Item | MK-26 | MK-26A | ||
| First-class Product | Qualified Product | First-class Product | Qualified Product | |
| Appearance | White Granular Solid | |||
| Cleanliness | First Class | Qualified | First Class | Qualified |
| Bulk Density，g/L | 500 700 | |||
| Liquidity，g/min ≥ | 450 | |||
| Particle Size，μm | — | 300～900 | ||
| Processing Method | Plunger Extrusion | |||
PTFE Suspension Medium-size Powder
PHYSICAL PROPERTIE
| Item | Unit | Index |
| Grade | / | First-class Product |
| Appearance | / | White Powder |
| Tensile Strength | MPa | ≥25.5 |
| Elongation at Break | % | ≥250 |
| Particle Size | μm | 200～250 |
| Bulk Density | g/L | 400～650 |
| Moisture Content | % | ≤0.030 |
| Standard Relative Density | / | 2.120～2.160 |
| Processing Method | / | Compression Molding |
Water-treatment Membrane-grade PVDF
PHYSICAL PROPERTIE
| Item | Unit | Index | Test Method / Standards |
| Appearance | / | White Powder | Visual inspection |
| Relative Density | / | 1.76~1.79 | GB/T 1033.1 |
| Melting Point | ℃ | 160±5 | GB/T 19466.3 |
| Moisture Content | % | ≤0.1 | GB/T 6284 |
| Melt Flow Index | g/10min | ≤8.0 | GB/T 3682.1，230℃/21.6kg |
| Rotational Viscosity | mPa·s | 800~4000 | 25℃，0.1g/g DMAc |
| Solvent Solubility | / | Clarify | Visual inspection |
| Thermal Decomposition Temperature | ℃ | ≥380 | GB/T 33047 |
