IPC-TM-650 EN 2022 试验方法1.pdf - 第237页
T a ble 2 Resin T ype Thickness T e st T emperature Difunctional, tetrafunctional epoxies ALL 125°C Hot Strength Retention Epoxies High T e mperature Epoxies Up to 1 .6 mm [0.063 inch] 1.6 mm [0.063 inch] and over 190°C …
Note:
Note:
IPC-TM-650
IPC-D-330
Note:
Note:
Figure 1 Fatigue Ductility Flex Tester
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Table 2
Resin Type Thickness Test Temperature
Difunctional, tetrafunctional epoxies ALL 125°C
Hot Strength Retention Epoxies
High Temperature Epoxies
Up to 1.6 mm [0.063 inch]
1.6 mm [0.063 inch] and over
190°C
170°C
BT- epoxies
Modified epoxies
ALL 170°C
Polyimide of T
greater than 250°C ALL 204°C
Polyimides of T
less than or equal to 250°C ALL 170°C
Cyanate Esters ALL 204°C
1
T
g
measured by IPC-TM-650, Test Method 2.4.25
IPC-TM-650
Number
Subject Date
Revision
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IPC-CC-830
FED-STD-141
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