Certificate ISO Veritas

Straight Edges (Prismatic / Triangular)

  • Straight Edges (Prismatic / Triangular)

Straight Edges (Prismatic / Triangular) - Overview

These are used for truing, spotting and reconditioning of dovetailed guide ways of machine tools, slides and similar work pieces.

Salient Features

  • Made from close grained plain cast iron conforming to Grade FG; 220 of IS: 210 (equivalent to GG20 / FT20 /30-A). Higher grades also offered on request.
  • Casting stress – relieved to remove internal stresses.
  • Provided with suitable M.S. handles on either side.
  • Offered in two grades of accuracies as under:
    Grade-1: having at least 25 bearing spots in 25x25 mm area, maximum error in specified angle between working surfaces being within +/-5'.
    Grade-2: having at least 20 bearing spots in 25x25 mm area, maximum error in specified angle between working surfaces being within +/-10'.
  • Offered in sizes with various working angles between working faces as shown in the table.

Standard Sizes of Straight Edges (Prismatic / Triangular)

Length
in mm
250
300
500
600
750
1000
1250
1500
2000
Working angles (in degree) & corresponding Width of working faces (in mm)
30° 45° 50° 55° 60°
50 50 50 45 45
50 50 50 45 45
70 70 70 60 60
70 70 70 60 60
90 90 90 80 80
110 110 110 100 100
130 130 130 110 110
160 160 160 130 130
200 200 200 160 160