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尼龙PA66 101L美国杜邦|101L纯树脂
尼龙PA66 101L美国杜邦|101L纯树脂
我公司长期现货供应以下个型号尼龙:
供应美国杜邦PA66 101F 通用级
供应美国杜邦PA66 101L 通用级
供应美国杜邦PA66 FR15 纯树脂 防火V0
供应美国杜邦PA66 FR7025V0 纯树脂 防火V0
供应美国杜邦PA66 FR50 玻璃纤维增强25% 防火V0
供应美国杜邦PA66 408HS 热稳定
供应美国杜邦PA66 103HSL 热稳定
1 聚酰胺介绍
PA 聚酰胺,别名尼龙,英文名称:Polyamide,简称PA,是指由聚酰胺类树脂构成的塑料。此类树脂可由二元胺与二元酸通过缩聚制得,也可由氨基酸脱水后形成的内酰胺通过开环聚合制得,与PS、PE、PP等不同,PA不随受热温度的升高逐渐软化,而是在一个靠近熔点的窄的温度范围内软化,熔点很明显,熔点:215-225℃。温度一旦达到就出现流动。
2 性能
PA塑料也叫“尼龙”,为韧性角状半透明或乳白色结晶性树脂,作为工程塑料的聚酰胺分子量一般为1.5-3万。PA具有很高的机械强度,软化点高,耐热,摩擦系数低,耐磨损,自润滑性,吸震性和消音性,耐油,耐弱酸,耐碱和一般溶剂,电绝缘性好,有自熄性,无毒,无臭,耐候性好,易染色。缺点是吸水性大,影响尺寸稳定性和电性能,纤维增强可降低树脂吸水率,使其能在高温、高湿下工作。聚酰胺与玻璃纤维亲合性十分良好。常用于制作梳子、牙刷、衣钩、扇骨、网袋绳、水果外包装袋等等。无毒性,但不可长期与酸碱接触。 值得注意的是,加入玻纤后PA的抗拉强度可提高2 倍左右,耐温能力也相应得到提高.
尼龙的收缩率为1%~2%.
3 种类
PA中的主要品种是PA6和PA66,占主导地位,其次是尼龙11,尼龙12,尼龙610,尼龙 612,另外还有尼龙 1010,尼龙46,尼龙7,尼龙9,尼龙13,新品种有尼龙6I,尼龙9T和特殊尼龙 MXD6(阻隔性树脂)等,尼龙的改性品种数量繁多,如增强尼龙,单体浇铸尼龙(MC尼龙),反应注射成型(RIM)尼龙, 芳香族尼龙,透明尼龙,高抗冲(超韧)尼龙,电镀尼龙,导电尼龙,阻燃尼龙,尼龙与其他聚合物共混物和合金等,满足不同特殊要求,广泛用作金属,木材等传统材料代用品,作为各种结 构材料。
供应美国杜邦PA66 ST801 超韧耐寒耐冲
供应美国杜邦PA66 132F 35L 纯树脂高抗冲
供应美国杜邦PA66 70G33L 玻璃纤维增强33% 高强度 高刚性
供应美国杜邦PA66 70G25L 玻璃纤维增强25% 高强度 高刚性
Huayun Plastics Company, Nylon Engineering Plastics are presented in the appearance of Cutin, toughness, surface bright, white (or Milky White) or yellowish, transparent or translucent crystalline resin, it is easy to be any color. As Engineering Plastics, the molecular weight of nylon is generally 15-30,000. Their densities are slightly greater than 1,1.14-1.15 g/cm3. Tensile strength GT; 60.0 MPA. Elongation GT; 30% . Bending strength: 90.0 MPA. NOTCHED IMPACT STRENGTH: (KJ/M2) & GT; 5. The shrinkage of nylon is 1% ~ 2% . Attention should be paid to the dimensional change of moisture absorption after forming. Water absorption rate relative moisture saturation can absorb 8% . The service temperature can be-40 ~ 105 °C. Melting Point: 215-225 °C. Suitable Wall thickness 2-3.5 mm. The Mechanical Properties of PA, such as the tensile and compressive strength changes with temperature and moisture absorption, so water is a plasticizer of PA. When glass fiber is added, the tensile and compressive strength of PA can be increased about 2 times, and the temperature resistance is also increased correspondingly, the wear resistance of PA itself is very high, so you can operate without lubrication. If you want to get special lubrication effect, you can add sulfide in Pa..

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尼龙PA66 101L美国杜邦|101L纯树脂
¥ 28.00
¥28.00
43000千克可售

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