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第5章 成功仿制M1伽兰德半自动步枪!(2 / 2)

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刘铁和李长青迅速离开厂房,前去拿曹北需要的东西。

不多时,刘铁就捧着两个陶罐子过来,两个陶罐子外面都贴着一张纸,纸上写着‘危险 雷酸汞’、‘危险 无烟火药’等字眼。

雷酸汞是制造子弹底火、手榴弹和炸药包的必需品,再加上雷酸汞提炼并不难,因此第九兵工厂是有提炼雷酸汞的能力的。

无烟火药则是游击队或者八路军缴获日军的,送到兵工厂来制作炸药包或者子弹发射药,目前第九兵工厂还没有制作无烟火药的能力。

其实也不能说没有能力制作无烟火药,无烟火药制作方法并不是很难,懂得火药的基本都能造出来,但制作无烟火药的成本要比黑火药大,生产效率也慢,因此除了洪崖洞兵工厂外,其余兵工厂都不制造无烟火药,都制造便宜的黑火药。

刘铁将雷酸汞罐子和无烟火药罐子放在曹北的工作台上,不久后李长青也抱着好几个坩埚和一麻袋子弹壳过来。

八路军打仗都有战后捡弹壳的习惯,捡来的弹壳都会送到兵工厂,而兵工厂会把一部分弹壳用来继续装药,一部分弹壳融掉做弹头。

“取出7.62毫米子弹制造工艺!”

材料都齐全了,曹北伸手放入怀里默念一声。

话音落下,怀里就多出一样东西,曹北取出来一看,又是一本折子书,封面写着:7.62×63mm步枪弹制造工艺流程。

制造工艺就是一件物品的制造流程和配方比例,拥有了工艺就等于拥有了技术。

曹北打开折子书仔细观看,在看完折子书后就知道怎么制作7.62×63mm步枪弹了。

曹北很快工作起来,扔了一大把弹壳扔进坩埚,再把坩埚放进墙边的土制熔炉里进行烧制。

铜的熔点很低,只有1000度,而厂房里的土制熔炉能烧1400度,在烧了半个小时左右,满满的一锅弹壳就变成了铜水。

变成铜水后就用铁钳把坩埚从熔炉里拿出来,再把铜水倒进另一个正方形平顶坩埚,待其冷却后,就得到了一个正方形扁平铜块。

下面的工作就是切割,将铜块切割成多个小部分,一部分作为弹头,一部分作为弹壳的胚胎,之后再进行手工打磨,把铜块打磨成一定厚度和尺寸的铜片,再进行抛光、拼接、打磨底火孔、钻引火孔,这样一个弹壳就完成了。

弹头就更简单了,只需要打磨成合适的尺寸就可以了。

做完弹壳和弹头就开始做底火,先把雷酸汞放进底火座,再放入底火砧座使其与弹壳中的无烟火药隔绝,然后在把无烟火药放进弹壳,最后再把弹头镶锲上去。

一枚7.62×63mm步枪弹制造完成!

接下来,曹北不断重复手上的动作,制造出一枚枚7.62×63mm步枪弹。

“厉害啊!”

“自愧不如啊。”

“厂长太厉害了,我宣布,以后厂长就是我偶像。”

看着一枚枚崭新的子弹北曹北手搓出来,在场的技术人员看的那叫一个过瘾,每个人看向曹北的眼神也都无比的炽热。

半个小时后,下午五点半左右,曹北终于将铜料用完,总共制造了40发7.62×63mm步枪弹。

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