什么是TFM?
TFM一种复合纤维材料。是PTFE改良材料,由PTFE添加不到1%的添加物制成,属于改性PTFE。除了PTFE的所有优点外,还有一些值得注意的特性改进:高温高压下形变性更小、渗透性更小、高温下重压恢复性更好、很高的表面光洁度。
3M"Dyneon"TFM. | Physical properties (typical values)" | |||||
Suspension polymer (compression molding) powders | ||||||
3MTM Dyneon'M TFMTM Modified PTFE-second-generation PTFE | ||||||
Powder properties | Unit | Test method | Test specimen | TFM 1700 | TFM 1705 | TFM 1600 |
ASTM D 4894³),D 4895⁴), | type III | type III | type III | |||
ASTM D 4745⁵) | gr.1 | gr.1 | gr.2 | |||
Bulk density | g/l | DIN EN ISO 60 | 410 | 410 | 820 | |
Average particle size | μm | ISO 13320 | 25 | 25 | 450 | |
Powder flow properties | non-free- | non-free- | very good | |||
flowing | flowing | free-flowing | ||||
Molding pressure | MPa | 15 | 15 | 30 | ||
Filler type | - | - | - | |||
Filler content | wt.% | internal Dyneon method | - | - | - | |
Mechanical properties,measured at23 ℃ on sintered moldings | ||||||
Specific gravity | g/cm³ | DIN EN ISO 12086 | 2.16 | 2.16 | 2.16 | |
Tensile strength | MPa | DIN EN ISO 12086/ | test specimen | 43 | 47 | 37 |
ASTM 4894 | thickness, mm | 0.1 | 0.1 | 0.2 | ||
Elongation at break | % | DIN EN ISO 12086/ | test specimen | 625 | 560 | 600 |
ASTM 4894 | thickness, mm | 0.1 | 0.1 | 0.2 | ||
Ball indentation hardness | N/mm² | DIN ISO 2039 part 1 | plaque,4mm | 28 | 28 | 28 |
Shore hardness D | DIN EN ISO 868 | 59 | 59 | 59 | ||
Deformation under load | % | similar to ASTM D 621 | cylinder, | 9 | 10 | 9 |
(15 MPa,100 h) | 10mm ∅x10mm | |||||
Tensile modulus | MPa | DIN EN ISO 527 | 650 | 650 | 650 | |
Shrinkage % | a)internal Dyneon method b) | cylinder,45mm ∅sheet,80mm∅ram extruded rod, 23mm∅ | 5.6 | 5.4 | 3.4 | |
ASTM D 4894 | - | - | - | |||
c) internal Dyneon method | - | - | 11.5 |
详细信息
• 符合ASTM D 4894 III型,1级
• 耐化学性
• 适用于大的钢坯和非常薄的切片薄膜
• 具有良好的化学稳定性和广泛的耐化学性
• 3M™ Dyneon™ TFM™ 改性聚四氟乙烯微粉 TFM 1700 是一款非自由流态的压缩成型粉末,适用于成型零件、成型筒或成型块、20μm车削薄膜、化学加工工业(CPI)的内衬和密封件等应用领域,且非常适于作为聚四氟乙烯(复合材料)的基础填充材料。
产品参数
净重 (公制) | 25 kg |
包装规格 | 颗粒 |
品牌 | Dyneon™ |
行业 | 石油化学工业/半导体, 塑料和橡胶 |
什么是TFM?
TFM一种复合纤维材料。是PTFE改良材料,由PTFE添加不到1%的添加物制成,属于改性PTFE。除了PTFE的所有优点外,还有一些值得注意的特性改进:高温高压下形变性更小、渗透性更小、高温下重压恢复性更好、很高的表面光洁度。
3M"Dyneon"TFM. | Physical properties (typical values)" | |||||
Suspension polymer (compression molding) powders | ||||||
3MTM Dyneon'M TFMTM Modified PTFE-second-generation PTFE | ||||||
Powder properties | Unit | Test method | Test specimen | TFM 1700 | TFM 1705 | TFM 1600 |
ASTM D 4894³),D 4895⁴), | type III | type III | type III | |||
ASTM D 4745⁵) | gr.1 | gr.1 | gr.2 | |||
Bulk density | g/l | DIN EN ISO 60 | 410 | 410 | 820 | |
Average particle size | μm | ISO 13320 | 25 | 25 | 450 | |
Powder flow properties | non-free- | non-free- | very good | |||
flowing | flowing | free-flowing | ||||
Molding pressure | MPa | 15 | 15 | 30 | ||
Filler type | - | - | - | |||
Filler content | wt.% | internal Dyneon method | - | - | - | |
Mechanical properties,measured at23 ℃ on sintered moldings | ||||||
Specific gravity | g/cm³ | DIN EN ISO 12086 | 2.16 | 2.16 | 2.16 | |
Tensile strength | MPa | DIN EN ISO 12086/ | test specimen | 43 | 47 | 37 |
ASTM 4894 | thickness, mm | 0.1 | 0.1 | 0.2 | ||
Elongation at break | % | DIN EN ISO 12086/ | test specimen | 625 | 560 | 600 |
ASTM 4894 | thickness, mm | 0.1 | 0.1 | 0.2 | ||
Ball indentation hardness | N/mm² | DIN ISO 2039 part 1 | plaque,4mm | 28 | 28 | 28 |
Shore hardness D | DIN EN ISO 868 | 59 | 59 | 59 | ||
Deformation under load | % | similar to ASTM D 621 | cylinder, | 9 | 10 | 9 |
(15 MPa,100 h) | 10mm ∅x10mm | |||||
Tensile modulus | MPa | DIN EN ISO 527 | 650 | 650 | 650 | |
Shrinkage % | a)internal Dyneon method b) | cylinder,45mm ∅sheet,80mm∅ram extruded rod, 23mm∅ | 5.6 | 5.4 | 3.4 | |
ASTM D 4894 | - | - | - | |||
c) internal Dyneon method | - | - | 11.5 |
详细信息
• 符合ASTM D 4894 III型,1级
• 耐化学性
• 适用于大的钢坯和非常薄的切片薄膜
• 具有良好的化学稳定性和广泛的耐化学性
• 3M™ Dyneon™ TFM™ 改性聚四氟乙烯微粉 TFM 1700 是一款非自由流态的压缩成型粉末,适用于成型零件、成型筒或成型块、20μm车削薄膜、化学加工工业(CPI)的内衬和密封件等应用领域,且非常适于作为聚四氟乙烯(复合材料)的基础填充材料。
产品参数
净重 (公制) | 25 kg |
包装规格 | 颗粒 |
品牌 | Dyneon™ |
行业 | 石油化学工业/半导体, 塑料和橡胶 |