Specifications:- GE A50 TF146 Class A, ASTM-D 6456-99 Type 1, AMS 3644 Class 1, Mil-R-46198 Type 1,
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DuPont Vespel SP-1 performs at continuous service to 550 F & does not melt at any temperature. ベ ス ;ペ ル ?
Ultra Low Outgassing & Excellent Wear Properties
Ideal for semiconductor AMAT Vespel clamp rings & Vespel screws
Vespel Plates are 10" x 10", 5" x 10" or 5" x 5"
Vespel Rods are 38" Long, or 9.5" Long
此材料已广泛应用在航空、航天、微电子、纳米、液晶、分离膜、激光等领域
另有二种特殊级别:Vespel-SP-21 Vespel-SP-22
Vespel? SP-21 has 15% graphite by weight added for increased wear resistance and reduced friction in applications such as bearings, thrust washers, bushings, seal rings, slide blocks and other wear applications. Vespel SP-21 has the highest mechanical properties of the graphite filled grades.
Vespel- SP-21 为黑色,增加耐磨与润滑性。
VESPEL-SP21(黑色):加入15%石墨填充规格,提供磨耗特性与耐热性
VESPEL-SP211(黑色):加入15%石墨和10%PTFE填充,得到低的静摩擦系数。适用中等温度环境使用。
VESPEL-SP22(黑色):加入40%石墨填充规格小的膨胀系数与高的抗蠕变阻抗。
VESPEL-SP3(黑色):加入15%二硫化钼填充规格,适用于真空或惰气中摩擦滑动要求。
聚酰亚胺(PI)因其耐高温、抗氧化、抗辐射、耐腐蚀、耐湿热、高强度、介电性能等的综合性能而得到广泛的关注和应用。