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  1. Surface Finish Roughness Comparator 30 pieces Samples Exterior Roughness Check

    Specifications: The exterior roughness comparator is used to check the smoothness of mechanical workpieces by comparison, while the visual inspection or microscope is used to compare and test the degree of exterior roughness. Package list： A set of 30 sample pieces .

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  2. 5x LM393 SOP8 Dual Voltage Differential Comparator IC LM393DR Surface Mount

    Part Number: LM393DR. Sensor Signal Conditioning. Input Bias Current: 20 nA typical. Input Offset Current: ±3 nA typical. What’s Included Output Compatibility: TTL, DTL, ECL, MOS, CMOS compatible.

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  3. Surface Roughness Standards SetSurface Finish Comparator Set Sample Block Set

    Sample exterior roughness comparator 30 pieces of composite bag fixing gauges. RUG-100: notebook sample block (turning, end milling, flat milling, exterior grinding, external grinding, polishing). A set of 30 sample pieces.

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  4. PERRIFICAL SURFACE GRINDING SURFACE COMPARATOR RUBERT & CO LTD MADE IN ENGLAND

    RUBERT & CO HORIZONTAL SURFACE GRINDING SCALE NUMBER 115 SURFACE COMPARITOR SLIGHT MARKS OTHERWISE GOOD CONDITION

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  5. Surface Roughness Comparator Ra0.05-12.5mm Roughness Sample Block Assess Finish

    RUG-100: notebook sample block (turning, end milling, flat milling, exterior grinding, external grinding, polishing). The notebook sample block contains standards for the six most important processing methods among the popular "AA" values. All 30 samples were calibrated with uAA (arithmetic mean) and metric equivalent um Ra. Sample exterior roughness comparator 30 pieces of composite bag fixing gauges. 3 Flat grinding: 2,4,8; 7/8 "x 3/8" each; Each type of exterior finish is a true and consistent reproduction, with a true idea of the feel, appearance and texture of machined parts. Compare conveniently and quickly; Comply with S.A.

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  6. 5 x LM339 SOP14 Quad Differential Comparator Low Power Surface Mount

    5x LM339 SOP14 Quad Differential Comparator ICs. Number of Comparators: 4 (Quad). Sensor interfacing and signal conditioning. Analog-to-digital conversion support. Low Input Bias Current: 25 nA (Typical).

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  7. Surface Roughness Comparator Ra0 0512 5mm Sample Block Assess Finish

    Sample exterior roughness comparator 30 pieces of composite bag fixing gauges. RUG-100: notebook sample block (turning, end milling, flat milling, exterior grinding, external grinding, polishing). A set of 30 sample pieces.

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  8. Surface Roughness Standards Surface Roughness Comparators with 30 Specimens

    The surface rough contrast blocks is made of 45 carbor stool except the GCr15 which is using to plat lapping the sample block. The range of surface roughness comparisons is based on the data in the table below.

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