CAST IRON V-blocks

Made by the standard of JB/T8047-95. Supplied as a matched pair.It is suitable for the measuring work of industrial production.

Made by the standard of JB/T8047-95. It is suitable for the measuring work of industrial production and laboratory.

For supporting and holding cylindrical work for layout, machining, inspection or as fixture components.

Made from specially treated close-grained castings,.Precision ground on all finished surfaces, the sides, top and bottom faces are square. The V is central, parallel and square .Normally sold in pairs.

Type (mm)		Flatness ofworking Surface			Parallelism BetweenV Slot and Bottom Surface			Parallelism BetweenV Slot and Side Surface			Symmetry BetweenV Slot and End Surface			Perpendicularity between V slot and end surface
		Precision grade ( μm )
		0	1	2	0	1	2	0	1	2	0	1	2	0	1	2
I Type	35 × 35 × 30	1	2	3	2.5	5	10	2.5	5	10	5	10	20	5	5	10
	60 × 60 × 50	1	2	3	2.5	5	10	2.5	5	10	5	10	20	5	5	10
	105 × 105 × 80	1.5	3	5	4	8	15	4	8	15	8	16	30	8	8	15
II Type	100 × 80 × 30	1.5	3	5	4	8	15	4	8	15	8	16	30	8	8	15
	150 × 125 × 45		4	6		10	20		10	20		20	40
III Type	100 × 100 × 80		3	5		15	25		15	25		30	50
	150 × 150 × 80		4.5	6.5		15	25		15	25		30	50
	200 × 200 × 90		5	8		20	30		20	30		40	60
	300 × 300 × 120		10	12		30	40

CAST IRON V-blocks