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Mechanical seal R-128/R-128P. Page 2

Mechanical seal R-128/R-128P. Page 2

Mechanical seal R-128/128P

Mechanical mechanical seal R-128/R-128P - single, independent of the direction of rotation of the shaft.

It is used in chemical centrifugal pumps of the IHG 65-200, IHG 65-160 Ex, IHG65-200Ex, IHG 65-160, IHG 65-200, IHG 80-100, IHG-100-125ex, IHG 80-200 Ex, IHG 100-200 series.

Areas of use: alcohol production, brewing industry, petrochemical industry and wastewater treatment, sewage pumps, chemical pumps, in pumps for the medical industry, screw pumps, screw pumps, other rotating equipment for chemically aggressive environments.

Temperature: -20°~200°

Pressure: ≤0.8 MPa

Speed: ≤10 m/sec

Materials:

Rotary ring: SIC/TC;
Stationary ring: Carbon/SIC/TC;
Bellows: NBR/EPDM/VITON;
Spring: SS304;
Metal parts: SS304.

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Mechanical seal R-128

d1	d3 (Max)	d6	d7 (H8)	L3 (±0.5)	L4
20	34	29	35	35.0	10.0
22	36	31	37	35.0	10.0
25	39	34	40	40.0	10.0
28	42	37	43	40.0	10.0
30	44	39	45	40.0	10.0
35	49	44	50	45.0	10.0
38	54	49	56	44.0	11.0
40	56	51	58	44.0	11.0
45	61	56	63	49.0	11.0
50	66	62	70	47.0	13.0
55	71	67	75	57.0	13.0
60	80	72	80	57.0	13.0
65	85	77	85	67.0	13.0
70	90	83	92	64,7	15,3
75	99	88	97	64,7	15,3

Mechanical seal R-128P

d1	d2	d3 (Max)	d6	d7 (H8)	L23 (±0.5)	L24
18	14	32	27	33	19,5	6,5
20	16	34	29	35	19,5	6,5
22	18	36	31	37	22.0	6,5
25	20	39	34	40	25.0	8.0
28	23	42	37	43	27,5	8,5
30	25	44	39	45	27,5	8,5
35	30	49	44	50	29,5	8,5
38	33	54	49	56	30,5	9,5
40	35	56	51	58	30,5	9,5
45	40	61	56	63	30,5	9,5