規(guī)格

Specification

粒度

Grit size

典型應(yīng)用

Typical Application

S4  MED S

120

■ 清除氧化物，清潔鋼卷

■ 砂帶磨光后表面增滑

■ 刷磨軋制鋼卷

■ Deoxidising, Cleaning of steel coils

■ Surface smoothening after belt grinding

■ Finishing of rolled steel coils

S6  FN S

180(240)

■ 清除氧化物，清潔鋼卷

■ 清除積層樹脂斑點（順序積層法PCB）

■ Deoxidising, Cleaning of steel coils

■ PCB-SBU Removal of built up resin spots

S7  VFN S

320

■ 印刷電路板PCB去毛刺

■ 印刷電路板去氧化（全板電鍍工藝）

■ 研磨銅（衛(wèi)生設(shè)備，建筑五金）

■ Deburring of PCB

■ Deoxidising of PCB (panel plating process)

■ Finishing of brass (sanitary fittings, builders  hardware)

S8  SFN S

500/600

■ 印刷電路板去毛刺

■ 圖形電鍍工藝印刷電路板去氧化

■ 裸銅覆阻焊膜工藝前去氧化

■ Deburring of PCB

■ Deoxidising of PCB (pattern plating process)

■ Deoxidising prior to solder mask (SMOBC)

S9  UFN S

800/1000

■ 裸銅覆阻焊膜工藝前去氧化

■ 熱風(fēng)整平后輕度清潔

■ Deoxidising prior to solder mask (SMOBC)

■ Light cleaning after HAL

規(guī)格

specification

粒度

Grit size

典型應(yīng)用

A4  MED A

120

■ 除氧化，清潔鋼卷

■ 砂帶磨削后表面增滑

■ 軋制鋼卷表面精整

■ 清潔壓板  

■ Deoxidising, Cleaning of steel coils

■ Surface smoothening after belt grinding

■ Finishing of rolled steel coils

■ Pressplate cleaning

A6  FN A

240

■ 清潔壓板

■ 普通金屬表面精整

■ Pressplate cleaning

■ General metal finishing

A7  VFN A

320

■ 普通金屬表面精整

■ 木材光飾

■ General metal finishing

■ Wood finishing

Rz

微觀不平度十點高度：在取樣長度內(nèi)5個最大的輪廓峰高的平均值與5個最大的輪廓谷深的平均值之和

Results (measured values) are calculated as mean values from 5 consecutive measurements

Ra

輪廓算術(shù)平均偏差：在取樣長度L內(nèi)輪廓偏距絕對值的算術(shù)平均值

The arithmetic average of the absolute values of the roughness profile ordinates

Rt

輪廓最大高度：在取樣長度L內(nèi)輪廓峰頂線和輪廓谷底線之間的距離

Maximum roughness, the distance between the highest peak and the lowest valley within the evaluation length