BXMB-A04(BQFD)

Type：	Metal Bellow Single CArtridge Seal
Replacement：	AES BQFD
Temperature：	-40℃ to +204℃
Pressure：	≤2.0Mpa
Speed：	≤20m/s
Material：	A,B,Q1,Q2,U1,U2,T,Graphite,V,G,F,M,T6

Bellows Single Cartridge Seal

The BQFD™ (Bellows Quench Flush Drain) range of single cartridge mechanical seals uses many of the same modular parts as a BSIV™ but has the added features of Quench and Drain, making it usable in more diverse applications.

Features:

Cartridge design for reliable installation
Hydraulically balanced seal face loading, which maximizes seal life and allows for vacuum service capability
The BQFD™ range has quench flush and drain ports with optional restriction bush (BQFD-R)
BQFD™ sizes available from 1.000″ to 5.000″ (24mm – 125mm)

d	D1		D2	D3	D4	D5		L1	L2	L4	S
mm	min	max	D2	D3	D4	min	max	L1	L2	L4	max
24	41	49	49.2	104.8	54	67	90.5	38.9	40.5	13.2	12
25	41	49	49.2	104.8	54	67	90.5	38.9	40.5	13.2	12
28	44	52.3	52.4	108	57.2	70.3	93.6	38.9	40.5	13.2	12
30	46	55.5	55.6	111	60.4	73.5	96.8	38.9	40.5	13.2	12
32	48	55.5	55.6	111	60.4	73.5	96.8	38.9	40.5	13.2	12
33	49	55.5	55.6	111	60.4	73.5	96.8	38.9	40.5	13.2	12
35	51	57.5	58.8	111	63.5	76.6	96.8	38.9	40.5	13.2	12
38	57.2	60.4	65	127	71.5	85.7	114.3	42.9	44.5	16.4	12
40	58	60.4	65	127	71.5	85.7	114.3	42.9	44.5	16.4	12
43	61	69.9	71.4	139.7	81	95.3	127	42.9	44.5	16.4	12
45	63.5	69.9	71.4	139.7	81	95.3	127	42.9	44.5	16.4	12
48	66.7	73	71.4	139.7	81	95.3	127	42.9	44.5	16.4	12
50	68	76.2	77.8	152.4	90.5	104.8	139.7	44.5	44.5	16.4	12
53	71	76.2	77.8	152.4	90.5	104.8	139.7	44.5	44.5	16.4	12
55	74	82.5	84.1	165.1	96.8	114.3	149.2	44.5	44.5	16.4	16
58	76.2	82.6	84.1	165.1	96.8	114.3	149.2	44.5	44.5	16.4	16
60	79.4	85.7	84.1	165.1	96.8	114.3	149.2	44.5	44.5	16.4	16
63	85.8	92.1	96.8	177.8	109.5	127	160.3	51.6	47.7	19.6	16
65	88.9	95.3	96.8	177.8	109.5	127	160.3	51.6	47.7	19.6	16
68	92.1	98.4	96.8	177.8	109.5	127	160.3	51.6	47.7	19.6	16
70	92.1	98.4	96.8	177.8	109.5	127	160.3	54.6	47.7	19.6	16
75	98.5	108	108	190.5	125.4	142.9	173	54.6	47.7	19.6	16
80	101.6	111.1	108	190.5	125.4	142.9	173	54.6	47.7	19.6	16
85	108	117.5	117.5	203.2	135	155.6	182.5	54.6	47.7	19.6	20
90	114.3	127	127	215.9	150.8	171.5	195.2	54.6	47.7	19.6	20
95	117.5	130.2	127	215.9	150.8	171.5	195.2	54.6	47.7	19.6	20
100	123.9	139.7	136	228.6	168.3	188.9	207.9	54.6	47.7	19.6	20

d	D1		D2	D3	D4	D5		L1	L2	L4	S
mm	min	max	D2	D3	D4	min	max	L1	L2	L4	max
1	1.625	1.937	1.937	4.125	2.125	2.687	3.562	1.531	1.59	0.519	0.5
1.125	1.75	2.062	2.063	4.25	2.25	2.812	3.687	1.531	1.59	0.519	0.5
1.25	1.875	2.187	2.187	4.375	2.375	2.937	3.812	1.531	1.59	0.519	0.5
1.375	2	2.25	2.312	4.375	2.5	3.062	3.812	1.531	1.59	0.519	0.5
1.5	2.25	2.375	2.562	5	2.812	3.375	4.437	1.687	1.752	0.644	0.5
1.625	2.375	2.5	2.562	5	2.812	3.375	4.437	1.687	1.752	0.644	0.5
1.75	2.5	2.75	2.812	5.5	3.187	3.75	4.937	1.687	1.752	0.644	0.5
1.875	2.625	2.875	2.812	5.5	3.187	3.75	4.937	1.687	1.752	0.644	0.5
2	2.75	3	3.063	6	3.562	4.125	5.437	1.75	1.752	0.644	0.5
2-AC	2.75	3	3.035	5.25	3.45	4	4.75	1.75	1.752	0.644	0.5
2.125	2.875	3.125	3.063	6	3.562	4.125	5.437	1.75	1.752	0.644	0.5
2.25	3	3.25	3.312	6.5	3.812	4.5	5.812	1.75	1.752	0.644	0.625
2.375	3.125	3.375	3.312	6.5	3.812	4.5	5.812	1.75	1.752	0.644	0.625
2.5	3.375	3.625	3.812	7	4.312	5	6.312	2.031	1.877	0.769	0.625
2.625	3.5	3.75	3.812	7	4.312	5	6.312	2.031	1.877	0.769	0.625
2.75	3.625	3.875	3.812	7	4.312	5	6.312	2.031	1.877	0.769	0.625
2.875	3.75	4.125	4.25	7.5	4.937	5.625	6.812	2.031	1.877	0.769	0.625
3	3.875	4.25	4.25	7.5	4.937	5.625	6.812	2.15	1.877	0.769	0.625
3.125	4	4.375	4.25	7.5	4.937	5.625	6.812	2.15	1.877	0.769	0.625
3.25	4.125	4.5	4.625	8	5.312	6.125	7.187	2.15	1.877	0.769	0.75
3.375	4.25	4.625	4.625	8	5.312	6.125	7.187	2.15	1.877	0.769	0.75
3.5	4.375	4.75	4.625	8	5.312	6.125	7.187	2.15	1.877	0.769	0.75
3.625	4.5	5	5	8.5	5.937	6.75	7.687	2.15	1.877	0.769	0.75
3.75	4.625	5.125	5	8.5	5.937	6.75	7.687	2.15	1.877	0.769	0.75
3.875	4.875	5.5	5.375	9	6.625	7.437	8.187	2.15	1.877	0.769	0.75
4	4.875	5.5	5.375	9	6.625	7.437	8.187	2.15	1.877	0.769	0.75

BXMB-A04(BQFD)

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