加工方法與表面粗糙度Ra值

1、不同加工方法可能達到的表面粗糙度Ra值加工方法表面粗糙度Ra/um0.0120.0250.050.0.20.40.81.63.26.312.52550100砂模鑄造型殼鑄造金屬模鑄造離心鑄造精密鑄造蠟模鑄造壓力鑄造熱車L模鍛冷車L擠壓冷拉銼刮削刨削粗半精精插削鉆孑L擴孔粗精金鋼鏜孔鏜孔粗半精精鉸孔粗半精精拉削半精精滾銑粗半精精端面銃粗半精精車外圓粗半精精金鋼車車端面粗半精精磨外圓粗半精精磨平面粗半精精珩磨平面圓柱研磨粗半精精拋光般精滾壓拋光超精加工平面柱面化學磨電解磨電火花加工切割氣鋸車銑磨螺紋加工絲錐板牙梳銃滾車搓絲滾壓磨研磨齒輪及花鍵加工刨滾插磨剃IaMe1.SurfacePr&duced

2、twCommonProriuctitiiiMetlwtULHjougknessATenge.K.d-Nicranasteir卜血CMkromehes眞in)0.050.0250.012502512.56.33.21.60.300.400.20010Prace沾(2000)(lMffl)(500)(250)(12J)値刃(32)(16F)(8(4)(2)EIibmCuttingSmsingSawingPlmi咯ShapinsrDrillingC!fmicalhliUinmjElett.DischargeMdliugB-roAhmgKeauimgEIkuoBesmiLjisa-Electro-Ch

3、aacijcilBaring,burningBarreFinishingElKtralucGiindin琴E.cdJerBiirrustLiiGrindnipwHoningElffctro-PolisliP-cliF-hingSnpeTfind&liLiiSand.CastingHotRjollingForgmgP*nri.Mold.CastingItKne&tmentCastingExEudiBgColdRolling,DraiogIhe匚玄站弋AenigeJjplicationLessFrequentApplicationHierangessliOTm宣bovearetypcaloftLe

4、prHigluercrilowar訕liesmrrvbeofetanijedrnackrspecialcondti108040320切斷車108040320銑104040160砂輪1.2556.320車削外圓粗車5202080半精車金屬2.5101040非金屬1.2556.320精車金屬0.6353.220非金屬0.322.51.610細車金屬0.161.250.86.3（或金剛石車）非金屬0.080.630.43.2車削端面粗車5202080半精車金屬2.5101040非金屬1.25106.320精車金屬1.25106.340非金屬1.25106.340細車金屬0.321.251.66.3非

5、金屬0.161.250.86.3切槽一次行程10204080二次行程2.5101040高速車削0.161.250.86.3鉆Wfl5mm2.5101040fl5mm54020160擴孑L粗（有表皮）5202080精1.25106.340锪倒角（孔的）1.2556.320帶導向的锪平面2.5101040鏜孑L粗鏜5202080半精鏜金屬2.5101040非金屬1.25106.340精鏜金屬0.6353.220非金屬0.322.51.610細鏜金屬0.161.250.86.3（或金剛石鏜）非金屬0.160.630.83.2高速鏜0.161.250.86.3圓柱銃粗2.5201080刀銃削精0.63

6、53.220細0.321.251.66.3鉸孑L半細鉸鋼2.5101040（一次鉸孔）黃銅1.25106.340精鉸鑄鐵0.6353.220（第二次鉸）鋼、輕合金0.632.53.210黃銅、青銅0.321.251.66.3細鉸鋼0.161.250.86.3輕合金0.321.251.66.3黃銅、青銅0.080.320.41.6端銃刀粗2.5201080銃削精0.3251.620細0.161.250.86.3高速銃削粗0.632.53.210精0.160.630.83.2刨削粗5202080精1.2556.320細（光整加工）0.161.250.86.3槽的表面2.5101040插削粗1040

7、40160精1.25100.340拉削粗0.322.501.610精0.080.320.41.6推削精0.161.250.86.3細0.020.630.13.2外圓磨半精0.63103.240內(nèi)圓磨精0.161.250.86.3細0.080.320.41.6用精密修整的砂輪磨削0.020.080.10.4鏡面磨削（外圓磨）0.080.321.251.66.3細0.040.320.21.6珩磨粗（一次加工）0.161.250.86.3精（細）0.020.320.11.6研磨粗0.160.630.83.2精0.040.320.21.6細（光整加工）0.080.081.250.46.3細0.040.

8、160.20.8鏡面的（兩次加工）0.040.6353.220精0.040.630.23.2拋光精0.081.250.46.3細（鏡面的）0.020.160.10.4砂帶拋光0.080.320.41.6砂布拋光0.082.50.410電拋光0.012.50.0510螺紋加工切削板牙、絲錐、0.635203.2自開式板牙頭車刀或梳0.63103.240刀車、銃磨0.161.250.86.3研磨0.041.250.26.3滾車L搓絲模0.632.53.210滾絲磨0.162.50.810輪及花切削粗滾1.2556.320鍵加工細滾0.632.53.210細插0.632.53.210細刨0.6353

9、.220拉1.2556.320剃齒0.161.250.86.3磨0.081.250.46.3研0.160.630.83.2滾軋熱車L0.321.251.66.3冷車L0.080.320.41.6液壓加工0.040.630.23.2鉗工銼削0.63203.280砂輪清理58020320加工方法最高光潔度至砂模鑄造6.3100殼型鑄造6.3100金屬模鑄造1.650離心鑄造1.625精密鑄造0.812.5蠟模鑄造0.412.5壓力鑄造0.46.3熱軋6.3100模鍛1.6100冷軋0.212.5擠壓0.412.5冷拉0.26.3銼0.425刮削0.412.5刨削粗6.325半精1.66.3精0.4

10、-/1.6插削1.625鉆孔0.825擴孔粗6.325精1.6-/6.3金剛鏜孔0.050.4鏜孔粗6.350半精0.86.3精0.4-/1.8鉸孔粗1.612.5半精0.43.2精0.1-/1.6拉削半精0.43.2精0.1-/0.4滾銑粗3.225半精0.86.3精0.4-/1.6端面銑粗3.212.5半精0.46.3最低光潔度精0.2-1.6車外圓粗6.325半精1.612.5精0.2-1.6金剛車0.0250.2車端面粗6.325半精1.612.5精0.4-1.6磨外圓粗0.86.3半精0.21.6精0.0250.4磨平面粗1.63.2半精0.41.6精0.0250.4珩磨平面0.0251.6圓柱0.012z0.4研磨粗0.21.6半精0.050.4精0.0120.1拋光一般0.11.6精0.0120.1滾壓拋光0.053.2超精加工平面0.012圓柱0.012z0.4化學磨0.825電解磨0.