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Hardness & Surface Roughness Testers

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Surface Roughness Gages

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SR400

21001

SR400 Surface Roughness Tester 21001

The Starrett SR400 Surface Roughness Tester is a full-featured, powerful and versatile surface roughness tester. It can be used either freestanding or bench mounted with fixturing for batch measurement and laboratory applications. Display & Traverse unit; Pick-up & Diamond Stylus; Calibration Std; Manual; and Case. 25mm travel, 360um range, 5nm resolution, Advanced Parameter Set (ISO 4287, ISO 13565, ASME, JIS)

Features
Specifications
Downloads
Contact Starrett

Features

  • Large screen display
  • Unique stylus lift mechanism for total flexibility
  • Many application specific parameter options
  • Comprehensive selection optional accessories and pickups
  • Long traverse length and extended pickup reach
  • Stores of up to 100 readings

Specifications

  • Accuracy (in): 2% of reading + LSD µm
  • Cutoff Lengths: 0.01, 0.03, 0.3" / 0.25, 0.8, 2.5, 8mm
  • Filter: 2CR or gaussian (selectable)
  • Measuring Range: 400/100/10µm
  • Pick-up Stylus: Inductive
  • Roughness Parameter: Ra, Rz, Rt, Rp, Rmr, Rpc, Rsm, Rz1max, Rsk, Rda
  • Tracer Tip: Diamond stylus Tip radius 200µ" / 5µm unless otherwise specified
  • Tracing Length: 0.01-0.89/ 0.25-25.0mm
  • Tracing Speed: 0.04"/sec, 1mm/sec

Downloads

    Surface Roughness Testers - SR160, SR300, SR400 (Bulletin 2104)

    Brochure stating the details and features of the of the different roughness testers

    Catalog 33 - Section 9 - Gage Amps, Hardness and Surface Testers

    We have added to and updated our tester line significantly in recent years. Our bench hardness testers range from relatively simple analog models to electronic versions with broad capabilities. We also offer several portable hardness testers, two new surface roughness testers, an electronic durometer, an ultrasonic thickness gage and a full range of test blocks and accessories.

    Starrett Electronic Precision Hand Tools (Bulletin 590)

    Starrett’s expanded range of electronic precision tools includes more than 100 new micrometers featuring advanced electronics, larger displays, enhanced ergonomics, longer battery life, IP67 rating and more. The product range includes Micrometers, Calipers, Height Gages, Depth Gages, Indicators, Bore Gages and Testers.

    Precision Hand Tools (Catalog 33)

    612 page catalog featuring precision hand tool, force measurement, vison systems, optical comparators, laser measurement, and flat stock.