GRIT NO.砂纸目数USA FINISH #美国光洁度号COMMONNAME[USA] RaMICROINCH 美国Ra μinE/P RANGERa MICROINCH[UK] RaMICRON 英国Ra μmRmaxMICROINCH[JAPAN] RmaxMICRONAPPROX. RMSMICROINCHISONUMBERASTM STDRa MICROINCHJAPANESESTANDARD2000507875200N121000253940100N1150012.5196850N1060#1Mill Plate25050 Max.6.398525N9...
Surface finish comparison chart The table below is meant to help you understand the types of surface finishes used in reflow, aluminum wire bond, and gold wire bond assembly applications. It also details the relative cost of each finish compared to other types. PCB surface finish comparison chart...
表面粗糙度对照表（Surface roughness comparison table）United States surface roughness control chart China's old standard (finish)New Chinese standard (roughness) Ra American Standard (micron) Ra American Standard (micro inches), Ra At 4 Six point three Eight Three hundred and twenty Six point three...
1.513 - 14Buff #20080.2310.88 N4 Buff #300 400#8Mirror Finish 4 - 8500#8Supermirror Finish < 43 - 8500 #8 Supermirror Finish 40.1160.4 4 - 10 N3Buff #400 20.0680.2N21 0.02540.1 N1 ↑ Common USA name.ASTM A480.SURFACE FINISH CROSS REFERENCE CHART 表面抛光对照表 ...
Q.I am trying to get a surface finish comparison chart from a Charmille EDM finish to an Ra. If anyone can lead me in the right direction, I would appreciate the help. Hank Walton - Lafayette, Louisiana A.How nice of Charmilles to have their own surface finish standard... ...
Surface Roughness (Finish) Review and Equations - Engineers Edge Manufacturing Knowledge Menu Surface Roughness Conversion Chart Surface roughness ot textureis the measure if the finer surface irregularities in the surface texture and is composed of three components: roughness, waviness and form. These ...
SURFACEFINISHCROSSREFERENCECHART 表面抛光对照表 GRITNO.砂纸目数 USAFINISH#美国光洁度号 COMMONNAME [USA]RaMICROINCH美 国Raμin2000100050025012570Max.40-60635240-60typ.42Max.30-353230Max.20-3025Max.20-2515-201612Max.8-121284-8<43-8421 E/PRANGERaMICROINCH ...
表面粗糙度对照表(Thesurfaceroughnesscomparisontable)ThesurfaceroughnesscomparisontableChinaoldstandard(finish)ThenewstandardChina(roughness)R..
Triangle – The old ISO system before the N number of ticks. (can appear on very old drawings) Surface Finish Chart by Processing Technology In the graph below you can find the minimum surface roughness (optimum surface finish) that can be achieved by the main machining process....
Includes specifications for precision reference specimens, and roughness comparison specimens, and establishes requirements for stylus-type instruments.” ISO 8785:1998 “Surface imperfections — Terms, definitions and parameters.” ISO 10135-1:CD “Representation of parts produced by shaping processes — ...