H74d Double Seal

Name: H74d Double Seal
Brand: GuoWei Mechanical Seals Factory
Rating: 4.0 (16 reviews)

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Model No. :
Brand Name :

10yrs

Ningbo, Zhejiang, China

Manufacturer
OEM service

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GuoWei Mechanical Seals Factory

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Product description

Specifications :
1)Pressure: ≤2.5Mpa
2)Temperature: -20 to +180
3)speed: ≤20m/s
4)Axial movement :
d1≤100 : ± 0.5 mm
d1>100 :± 2.0 mm

1> Multiple spring seal.
2>Double seal
3> Unbalanced
4>Independent of direction of rotation
Its designed functions are the same as H7 series. Except for the installation dimensions of drive base, the other installation dimensions (d1<100mm) are according to DIN24960. It is suitable for medium which can easily solidify or contain fiber or particle.
Combination of materials
Sealing face: Graphite, Silicon carbide, Tungsten carbide,Aluminum oxide
Secondary sealing: Acrylonitrile rubber, Fluorine rubber, Ethylene propylene rubber,PTFE
Metal component: Stainless steel

The mechanical seal range is designed for universal application and the interchangeable parts concept is ideal forthrust ring is retained by the drive lugs preve stock rationalization.The seal faces are loosely inserted and can be easily exchanged, the nting the spring falling out.Other special technical features include stationary seal stop and limitatlion of spring stroke to prevent excessive carbon wear.

These seals are highly reliable in performance. And popularly used in food,drink, dairy product and pharmacy industries.

Size	d0	D3	D2	D1	d1	L6	L1	L2	L3
14	18	33	21	25	3	18	53.0	10.0	17.5
16	20	35	23	27	3	18	53.0	10.0	17.5
18	22	37	27	33	3	20	53.0	11.5	19.5
20	24	39	29	35	3	20	53.0	11.5	19.5
22	26	41	31	37	3	20	53.0	11.5	19.5
24	28	43	33	39	3	20	54.0	11.5	19.5
25	30	45	34	40	3	20	54.0	11.5	19.5
28	33	48	37	43	3	20	54.0	11.5	19.5
30	35	50	39	45	3	20	54.0	11.5	19.5
32	38	55	42	48	3	20	56.0	11.5	19.5
33	38	55	42	48	3	20	56.0	11.5	19.5
35	40	57	44	50	3	20	57.0	11.5	19.5
38	43	60	49	58	4	23	57.0	14.0	22.0
40	45	62	51	58	4	23	57.0	14.0	22.0
43	48	65	54	61	4	23	57.0	14.0	22.0
45	50	67	56	63	4	23	56.0	14.0	22.0
48	53	70	59	65	4	23	56.0	14.0	22.0
50	55	72	62	70	4	25	63.0	15.0	23.0
53	58	79	65	73	4	25	67.0	15.0	23.0
55	60	81	67	75	4	25	67.0	15.0	23.0
58	63	84	70	78	4	25	74.0	15.0	23.0
60	65	86	72	80	4	25	74.0	15.0	23.0
63	68	89	75	83	4	25	79.0	15.0	23.0
65	70	91	77	85	4	25	68.0	15.0	23.0
70	75	99	83	92	4	28	76.4	18.0	26.0
75	80	104	88	97	4	28	76.4	18.0	26.0
80	85	109	95	105	4	28	76.0	18.2	26.2
85	90	114	100	110	4	28	76.0	18.2	26.2
90	95	119	105	115	4	28	76.0	18.2	26.2
95	100	124	110	120	4	28	76.0	17.2	25.2
100	105	129	115	125	4	28	76.0	17.2	25.2