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
此材料已廣泛應用在航空、航天、微電子、納米、液晶、分離膜、激光等領域
另有二種特殊級別：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 為黑色，增加耐磨與潤滑性。
VESPEL-SP21（黑色）：加入15%石墨填充規格，提供磨耗特性與耐熱性
VESPEL-SP211（黑色）：加入15%石墨和10%PTFE填充，得到低的靜摩擦系數。適用中等溫度環境使用。
VESPEL-SP22（黑色）：加入40%石墨填充規格小的膨脹系數與高的抗蠕變阻抗。
VESPEL-SP3（黑色）：加入15%二硫化鉬填充規格，適用于真空或惰氣中摩擦滑動要求。
聚酰亞胺(PI)因其耐高溫、抗氧化、抗輻射、耐腐蝕、耐濕熱、高強度、介電性能等的綜合性能而得到廣泛的關注和應用。
