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試樣橡膠裁刀工具

試樣橡膠裁刀工具  0514-86277924

啞鈴狀試樣(UL1581)  試樣橡膠裁刀工具

420.2用于將樣品材料沖切成試樣的模子,應(yīng)產(chǎn)生啞鈴狀試樣.如圖420.1所示的試樣可使用ASTM模子C加工,該試樣具有1/4in或6mm寬的縮頸.如果對于模子C材料不夠,可使用ASTM模子D,這種模子產(chǎn)生的試樣具有1/8in或3mm寬的縮頸,其它尺寸也比使用模子C時小.

UL 2556, clause4.2.3c)  試樣橡膠裁刀工具 

c) dies B,C,D,E or F as described in ASTMD 412 or NMX-J-178-ANCE. Dies C and D shall be used with 25mm (1in)gauge marks. Dies B,E, and F shall be used with 50mm (2in) gauge marks. Dies capable of cutting a 6.3mm or 3.2mm (0.250or0.125in)wide specimen having parallel sides are permitted;

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