光譜純級(jí)別的碳棒:總雜質(zhì)含量為2 ppm或以下的碳棒(石墨),雜質(zhì)單元素最大含量小于1 ppm。其實(shí)高純度的碳棒也就是石墨,質(zhì)地較軟。
| 
					貨號(hào) | 
					產(chǎn)品描述 | 
					規(guī)格 | 
| 
					70200 | 
					Carbon Rod ,spectro-grade,12”(304mm)L X 1/8”(3mm) Dia | 
					12根 | 
| 
					70231 | 
					Carbon Rod ,spectro-grade,12”(304mm)L X 3/16”(4.6mm) Dia | 
					12根 | 
| 
					70230 | 
					Carbon Rod ,spectro-grade,12”(304mm)L X 1/4”(6.2mm) Dia | 
					12根 | 
| 
					70220-01 | 
					Single point,carbon rod,2?”(304mm)L X 1/8”(3mm) | 
					50根 | 
| 
					70221-01 | 
					single Point Carbon Rods, ¼" dia. x 2?" L (6.2 x 60.3mm) | 
					50根 | 
| 
					70220-02 | 
					Double-Pointed Carbon Rod,2?" (61mm) x ?" (3.1mm) Dia. Tip Length: 3/16" (9mm) x Tip OD: 1/16"(1.6mm) | 
					50根 | 
| 
					70220-45 | 
					Double points Carbon Rods, (?") dia. x 2¼" long (3.05 x 57.1mm) Tip: .039" dia. (1.0mm), neck type tip | 
					10根 | 
| 
					70220-50 | 
					Double points Carbon Rods, (3/16") dia. x 2½" long (4.6 x 63.5mm) Tip: .039" dia. (1.0mm), neck type tips | 
					50根 | 
| 
					70221-02 | 
					Double-pointed,2?" (61mm) x ¼" (6.2mm) Dia. Tip Length: 3/16" (9mm) x Tip OD: 1/16"(1.6mm) | 
					50根 | 
| 
					70221-40 | 
					Double-pointed,¼" dia. x 2" long (6.4 x 50.8mm) Tip: .039" dia. (1.0mm), neck type tips | 
					50根 | 
| 
					70221-60 | 
					Double-pointed,¼" dia. x 1½" long (6.4 x 38mm), Tip: .056" dia. (1.4mm), neck type tips | 
					10根 | 
但是,由于石墨較軟,這類(lèi)碳棒在高速的削尖器上的削尖效果不好,推薦兩款較硬的碳棒,關(guān)于這兩款的區(qū)別,實(shí)在抱歉,說(shuō)不出來(lái),價(jià)格也差不多,閉著眼睛買(mǎi)吧!
| 
					貨號(hào) | 
					產(chǎn)品描述 | 
					規(guī)格 | 
| 
					70301 | 
					Carbon  Rod ,technical grade,12"(304mm)L X 1/8"(3mm) Dia | 
					12根 | 
| 
					70302 | 
					Carbon  Rod ,technical grade,12"(304mm)L X 1/4"(6.2mm) Dia | 
					12根 | 
| 
					70210 | 
					Carbon  Rod ,12"(304mm)L X 1/8"(3mm) Dia | 
					12根 | 
| 
					70212 | 
					Carbon  Rod ,12"(304mm)L X 1/4"(6.2mm) Dia | 
					12根 | 
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