ZHONGBO High Precision Casting Iron Fixation box base plate with T Slots for layout, machine set-ups, tooling and inspection

 ZHONGBO High Precision Casting Iron Fixation box base plate with T Slots for layout, machine set-ups,   tooling and inspection

Useful as a versatile tool for layout, machine set-ups, tooling and inspection. Can also be used as right 

angles or squares. Matched pairs can be used as parallels and height blocks. A job can be fixed with one of 

the faces and rotated in five planes without the need for repositioning or disturbing accuracy.

SALIENT FEATURES:

Made generally as per IS-6232-71 in Grade-1 and Grade-2 accuracies with hand-scrapped surface finish.

 Made from high duty close grained Castings conforming to Grade FG-220 of IS-210. Castings duly stress 

relieved.

Machined T-slots on one face and cored elongated slots on four opposite faces provided for clamping purpose.

 Matched pairs can be offered on request at extra cost.

STANDARD SIZES AS PER IS-6232-1971

Tolerances of Standard size Angle Plates (microns)

Sizes (mm)

(L x B x H) Flatness of

working surfaces Squareness of

working surfaces Parallelism of

opposite faces 

GR-1 GR-2 GR-1 GR-2 GR-1 GR-2

125 x 75 x 100 5 25 10 50 13 63

175 x 100 x 125 5 25 13 50 15 63

250 x 150 x 175 8 38 15 75 18 88

350 x 200 x 250 8 38 18 75 20 88

450 x 300 x 350 10 50 18 100 20 113

600 x 400 x 450 10 50 20 100 23 113

 Other sizes and large sizes on request.