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第74章 橡胶雨鞋(2 / 2)

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沈呦呦顶不住就换另一个人搅拌,不能停,直到通过不断的搅拌,将它更进一步的去处杂质和水分。

杜仲胶也在这期间发生了分子的变化,逐渐朝着橡胶转变,但是它不是流动性的,而是变的更像一些把棉花打湿了,一小团一小团的东西,

沈知秋拿了一点捏了捏:“还别说,有点那感觉了,不过咋是黑色的?”

沈呦呦想说,等干了就是白色的,但是因为环境,空气和橡胶会有氧化反应,现在又没有漂白剂,

所以最后制作出来的成品,还有可能是黑色的,也可能是棕色的,这个谁能说的准,她又没在古代制作过橡胶,所以她就没说话。

沈知秋显然也想到自己这话多余:“之前闺女就和自己说过可能出现氧化反应,可能是黑色的橡胶,说明闺女也不确定,”

想到这里他连忙转变话题:“接着要干啥?”

其实这个时候是应该用机器,将它不断的来回压制、拉伸,可以让它的硫化性更好,但是吧,咱也没机器:

“放进做年糕的石臼里反复砸吧,之前不是看你们用那个磨粉了吗?不过要先清洗干净,用干布擦干。”

众人一听,连忙行动,做个鞋第一次见这么麻烦的。要不是呦呦说防水。她们还不如自己直接用布做来的快。

其实这个过程和打糍粑很像,慢慢的击打下,橡胶变的越来越有弹性有光泽。

花老太等的都快失去耐心了:“呦呦,你做双鞋这么难,咱们都穿上,得猴年马月?”

沈呦呦无奈,现在的技术就这样,能有啥办法:“奶,我不是做一双,我能做很多双,让你们缝的袜子都缝好了没?”

“哪有那么快,咱们快三百人了,也就缝了四十来双。”

本小章还未完,请点击下一页继续阅读后面精彩内容!“四十双也行,”沈呦呦又转头喊王福喜:“姑父,我要的鞋底子模具做出来没。”

沈呦呦让几个奶奶把尺码统一了下,小孩到大人,分了几个不同的尺寸。让大姑父做模具。

时间太短,大姑父一个人也做不出来,其他的汉子们一起帮忙,因为工具不足,他们也只能先粗加工,

再由王福喜一个人进行细加工,这就是为啥昨日王石头值班了。因为王福喜昨天累坏了。

沈呦呦先是把击打好的橡胶团,进行加热使其变成糊状,倒进一个个模具里,制作出鞋底,

等鞋底凉后凝固,再将同样大小的鞋子和袜子缝在一起,装上沙土撑起,将袜子上的鞋带系紧。

就相当于穿在人的腿上,然后将这些装好沙土带鞋底子的袜子,一个个没入糊状的橡胶里,

这里要注意,不要把袜子全部没进去,上面袜子口处保留两三厘米不要沾上橡胶,

再提起时,袜子和鞋底上,已经挂上了一层橡胶了,之后挂起来让它进行冷却,

不过要在挂鞋子的位置放上木桶和木盆,避免多于的橡胶浪费,做点橡胶太不容易了。

等全部鞋子挂好,第一双就已经冷却好了,但由于这种方式,第一次挂上的橡胶会很薄。

再将锅里糊状的橡胶,在这些鞋子上,用竹片抹上一层。这样鞋子会更厚,也会更结实。

大家伙虽然一直在帮忙,但是,咋也没想明白,这是咋做到的:

呦呦磨叽的时候是真磨叽,弄那个一次次清洗,一次次研磨,费死老劲了,可是说快的时候她也是真快啊,一下子做出了四十双长筒靴子。

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