搜索 - 科创

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酚醛石墨极限应该在3次左右，之后石墨后面的一段酚醛就会明显烧蚀。燃温特别高的燃料的话酚醛石墨才有一些优势，因为这时候钢喷管可以一次也顶不住。

不锈钢的力学性能并不好但加工成本高，寿命上也并没有比之前的酚醛石墨喷口更长，建议更换为机加工酚醛树脂+更大面积的石墨噴喉

本帖针对rnx、kn-氯丁橡胶 kn-酚醛树脂第一部分物理改性（针对药柱工艺）之前我已经发了搅拌器的教程但未提及固定顶盖使用方法再次表示歉意首先将搅拌器内核拿出然后倒入药料必须保持搅拌面清洁然后再次将内核插入固定紧顺时针逆时针旋转交替进行用完后将内核泡入水中将废料清洗掉原来的版本需要用螺钉固定原来的制作方法详见我的这篇帖子