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规格范围：D2-D25。
特点说明：适用性广，铰削轻快，可获得Ra1.6-Ra0.8的粗糙度，可配中心内冷和径向内冷，槽可等分和不等分，槽数为4-8槽，过渡部位可以设计颈部结构。
适用范围：适用于各类有色金属合金、铸铁和硬度≤Hrc40的各类钢材，通盲孔均能加工。
客户需要提供的资料：被加工材料及硬度、直径大小、孔深、通盲孔、表面粗糙度要求、柄部形式和其他特殊要求。可根据客户需求非标定制。
Specification: D2-D25.
Features: Wide applicability, easy reaming, can obtain Ra1.6-Ra0.8 roughness, can be equipped with center internal cooling and radial internal cooling; equal and unequal grooves, 4-8 flutes, the transition part can be designed into the neck structure.
Application: Applicable to various non-ferrous alloys, cast iron and various steels whose hardness is up to Hrc40, through and blind hole processing.
Customers’ information needed: Processed materials and hardness, diameter, hole depth, through and blind holes, surface roughness, shank types and other special requirements.
