TYPE 7

FLAT GRINDING WHEELS RECESSED ON BOTH SIDES

Flat grinding wheels TYPE 7 are commonly used for surface grinding, cylindrical grinding (centerless and in centers). They can also be used for hole grinding and sharpening of cutting tools. These wheels are used in the automotive, bearing, aerospace and all mechanical and tooling industries.

ANDRE TYPE 7 grinding wheels with vitrified bond are manufactured on the basis of brown aluminium oxide (95A), white aluminium oxide (99A), pink aluminium oxide (CRA), black silicon carbide (98C) and green silicon carbide (99C). For special applications, ANDRE also offers other combinations of abrasive grains with excellent performance characteristics.

F + G ≤ 0,5T P > 0,33 D

7 - D × T × H - P…F…G…

Examples of labeling:
7 - 350x50x127-P210F5G5-CrA46H8VTE10-35

Download

DIMENSION TABLE
PRODUCT EXAMPLES

Parameters of the offered grinding wheels of the presented type

TYPE 7
Dimensions [mm]
D	T	H	P	F = G
40	30 - 60	10	15	15
	60	10	21	30
	40 - 70	13	20	20
	30 - 70	13	25	15
50	40 - 70	12,7	21	20
	30 - 70	13	25	15
	50 - 75	16	25	25
	50 - 100	20	25	25
60	16 - 100	20	40	8
65	40 - 75	16	30	20
80	50 - 70	20	40	25
100	10 - 70	25	56	5
100	60 - 70	25	60	30
100	20 - 60	20	70	10
100	54 - 60	20	74	27
125	24 - 100	20	70	12
125	54 - 100	20	74	27
150	38 - 105	22,2	76	19
	40 - 110	32	74	20
	54 - 110		76	27
	24 - 110		95	12
	32 - 110		75	16
200	26 -100	51	120	13
	40 - 100		120	20
	50 - 100		120	25
250	16 - 70	25,4	150	13
	28 - 70		152	14
	24 - 70		153	12
	40 - 100	51	190	20
	50 - 100	51	185	25
	48 - 85	60	152	24
	52 - 70	70	152	26
	40 - 110	76	150	20
300	50 - 110	76	200	25
350	90 - 220	203	267	45
460	53 - 250	228	311	26,5

*) Other parameters (dimensions, profiles) available according to individual arrangements.

Examples of manufactured grinding wheels of the presented type

For precision grinding of steel, cast steel materials. Grinding wheels used in the following operations: face grinding of shafts in the tusk and centerless, grinding of holes and workshop work.

CrA
Code	Dimensions [mm]	Characteristics	Prędkość [m/s]	In a box
-	400x50x203,2-P265F12,5G12,5	CrA46J8VTE10	35	2

The presented abrasive tools ANDRE ABRASIVE ARTICLES have been manufactured based on knowledge and long-term experience of cooperation with customers.

Since the beginning of its activity, ANDRE company has been focusing on high quality of its products. At ANDRE, every effort is made to ensure that products meet customers' individual needs and satisfy their highest expectations even in the most difficult grinding operations.

Abrasive tools by ANDRE ABRASIVE ARTICLES are safe.

ANDRE gradually improves its technological process to offer abrasive tools with increasingly better usability and a high safety factor in accordance with the applicable standards. Membership in organizations of leading abrasive tool manufacturers and regular certification fully confirm that.