Certificate ISO Veritas

Cast Iron Box Angle Plates

  • Cast Iron Box Angle Plates

Cast Iron Box Angle Plates - Overview

JASH Cast Iron Box Angle Plate serves as a versatile tool for layout machine set – ups, tooling and inspection. They can also be used as right angles and squares. A job can be fixed with one of its faces and rotated in five positions without the need for repositioning or disturbing accuracy. They can easily be made into special fixtures by providing tenons, pins or stops. Matched pairs can be used as Parallels and Height Blocks.

Salient Features

  • Made generally as per IS: 6232.
  • 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.
  • Castings stress relieved to relieve internal stresses.
  • Offered in two grades of accuracies – Grades -1 & 2 in standard sizes as stated in table.
  • Hand - scraped surface finish for Grade 1 accuracies.
  • Hand scraped / ground finish for Grade 2 accuracies.
  • Machined T-Slots on one face and cored as – cast slots on four opposite faces provided to facilitate clamping.
  • Can be offered in matched pairs, upon request at extra cost.
  • Precision Box Angle Plates to IS: 6985 having tolerances approximately half of those mentioned in table made upon request.
  • Other sizes as per customer's specific requirement also offered, upon special request.

Standard Sizes of Cast Iron Box Angle Plates

Size in mm
L x B x H
125 x 75 x 100
175 x 100 x 125
250 x 150 x 1 75
350 x 200 x 250
450 x 300 x 350
600 x 400 x 450
T-Slot details
Size No. Pitch
mm mm
12 2 50
12 3 63
12 4 63
14 4 80
14 4 100
18 5 100
Grade of Accuracy
1
2
1
2
1
2
1
2
1
2
1
2
Flatness of working faces
Microns
5
25
5
25
8
38
8
38
10
50
10
50
Squareness of working faces
Microns
10
50
13
50
15
75
18
75
18
100
20
100
Parallelism of opposite faces
Microns
13
63
15
63
12
88
20
28
20
113
23
113