檢視烧钻的原始碼

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|<center>'''烧钻'''<br><img
src="https://tse2-mm.cn.bing.net/th/id/OIP-C.W1kitdY9LWbK4nvm4rMxVAHaHa?pid=ImgDet&rs=1 " width="280"></center><small>  圖片來自优酷</small> 
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'''金刚石钻进中常见的孔内事故'''

[[金刚石钻]]进中常见的一种孔内[[事故]]。是在[[钻进]]中孔底供水不足或[[钻具]]漏水，致使孔底[[钻头]]处中断或缺乏水流，钻头高速旋转与岩石摩擦发热，得不到及时冷却，温度急剧升高，使[[金刚石钻头]]过热烧毁，严重时甚至造成钻头[[胎体]]的[[金属]]熔融与孔壁[[烧结]]成一体。

*中文名:[[烧钻]]

*对    象:[[金刚石]]

*相    关:导热系数

*类    型:名词