Malavazi

Constructive characteristics
Operational Conditions
Materials
Dimensional
Images
Video

Type 27 Mechanical Seal

Constructive characteristics

✓	Cartridge
✓	Balanced
✓	Secundary seals in o´ring
✓	Multiple Springs
✓	Bi-directional

Type 27 Mechanical Seal

Operational Conditions

Shaft Diameters	(mm)	(Inch)
Shaft Diameters	25,00 ~ 100,00	1,000" ~ 4,000"

Temperature	(Celsius degree)	(Fahrenheit)
Temperature	-20,000 ~ 220,00	-4,00 ~ 428,00

Pressure	Maximum (BAR)	Maximum (PSI)
Pressure	25,00	362,60

Maximum sliding velocity (Vg)
Seal face	Stationary Seat	Vg (m/s)	Vg (fp/s)
A	Q1	20	65,6
B	Q1	20	65,6
A	Q2	20	65,6
B	Q2	20	65,6
Q1	Q1	10	32,8
Q2	Q2	10	32,8
Q1	U2	10	32,8
Q2	U2	10	32,8
U2	U2	10	32,8

Type 27 Mechanical Seal

Materials

Seal face material (DIN 12756)
A	Carbon, metal-impregnated
B	Carbon, resin-impregnated
Q1	SiC, silicon carbide, sintered pressureless
Q2	SiC-Si, reaction bonded
U2	Tungsten carbides, Ni-bonded

Stationary seat material (DIN 12756)
Q1	SiC, silicon carbide, sintered pressureless
Q2	SiC-Si, reaction bonded
U2	Tungsten carbides, Ni-bonded

Secundary seals (DIN 12756)
V	Fluoro rubber (FPM)
E	Ethylene propylene rubber (EPPM)
P	Nitrile rubber (NBR)
K	Perfluorocarbon rubber
X	Other elastomers

Springs (DIN 12756)
G	CrNiMo steel
M	High-nickel alloy

Metal Parts (DIN 12756)
G	CrNiMo steel
T	Other Metals

Type 27 Mechanical Seal

Dimensional

Measures

Diameter

Dn	D1	D2	D3	L1	L2	L3	A1	A2
25,0	45,0	48,0	105,0	44,0	25,5	25,0	62,0	14,0
25,4	45,0	48,0	105,0	44,0	25,5	25,0	62,0	14,0
28,0	48,0	51,0	105,0	44,0	25,5	25,0	65,0	14,0
28,6	48,0	51,0	105,0	44,0	25,5	25,0	65,0	14,0
30,0	50,5	54,0	105,0	44,0	25,5	25,0	67,0	14,0
31,8	52,0	54,0	105,0	44,0	25,5	25,0	70,0	14,0
32,0	52,0	55,0	110,0	44,0	25,5	25,0	70,0	14,0
34,9	53,0	56,0	113,0	44,0	25,5	25,0	72,0	14,0
35,0	53,0	56,0	113,0	44,0	25,5	25,0	72,0	14,0
38,0	59,0	59,0	123,0	44,0	25,5	25,0	75,0	14,0
38,1	59,0	59,0	123,0	44,0	25,5	25,0	75,0	14,0
40,0	59,0	62,0	123,0	44,0	25,5	25,0	77,0	16,0
41,3	60,0	63,0	133,0	44,0	25,5	25,0	80,0	16,0
42,0	61,0	64,0	133,0	44,0	25,5	25,0	80,0	16,0
44,5	62,5	65,5	133,0	44,0	25,5	25,0	82,0	16,0
45,0	62,5	65,5	138,0	44,0	25,5	25,0	82,0	16,0
47,6	65,5	68,5	138,0	44,0	25,5	25,0	85,0	16,0
48,0	65,5	68,5	138,0	44,0	25,5	25,0	85,0	16,0
50,0	68,0	71,0	148,0	44,0	25,5	25,0	87,0	16,0
50,8	68,0	71,0	148,0	44,0	25,5	25,0	87,0	16,0
54,0	72,0	75,0	148,0	44,0	25,5	25,0	87,0	18,0
55,0	73,0	76,0	148,0	44,0	25,5	25,0	92,0	18,0
57,2	75,5	78,5	157,0	44,0	25,5	25,0	100,0	18,0
60,0	78,0	81,0	157,0	44,0	25,5	25,0	102,0	18,0
60,3	78,0	81,0	157,0	44,0	25,5	25,0	102,0	18,0
63,5	81,5	84,5	163,0	44,0	25,5	25,0	105,0	18,0
65,0	85,0	88,0	163,0	44,0	25,5	25,0	109,0	18,0
66,7	87,0	90,0	163,0	44,0	25,5	25,0	109,0	18,0
69,9	93,0	96,0	178,0	44,0	25,5	25,0	118,0	18,0
70,0	93,0	96,0	178,0	44,0	25,5	25,0	118,0	18,0
75,0	100,0	103,0	190,0	58,0	27,5	28,0	130,0	18,0
76,2	100,0	103,0	190,0	58,0	27,5	28,0	130,0	18,0
80,0	105,0	108,0	190,0	58,0	27,5	28,0	135,0	18,0
85,0	109,0	112,0	198,0	58,0	27,5	28,0	140,0	22,0
88,9	113,0	116,0	205,0	58,0	27,5	28,0	140,0	22,0
90,0	114,0	117,0	205,0	58,0	27,5	28,0	145,0	22,0
95,0	117,6	120,5	208,0	58,0	27,5	28,0	148,0	22,0
95,3	117,6	120,5	208,0	58,0	27,5	28,0	148,0	22,0
100,0	125,0	128,0	218,0	58,0	27,5	28,0	154,0	22,0
101,6	125,0	128,0	218,0	58,0	27,5	28,0	154,0	22,0

Medidas especiais poderão ser fornecidas sob consulta.

A Malavazi Vedações Industriais Ltda. se reserva no direito de alterar esta tabela sem prévio aviso.

Measures

Diameter

Dn	D1	D2	D3	L3	L4	L5	A1	A2
25,0	45,0	48,0	105,0	25,0	54,0	33,0	62,0	14,0
25,4	45,0	48,0	105,0	25,0	54,0	33,0	62,0	14,0
28,0	48,0	51,0	105,0	25,0	54,0	33,0	65,0	14,0
28,6	48,0	51,0	105,0	25,0	54,0	33,0	65,0	14,0
30,0	50,5	54,0	105,0	25,0	54,0	33,0	67,0	14,0
31,8	52,0	54,0	105,0	25,0	54,0	33,0	70,0	14,0
32,0	52,0	55,0	110,0	25,0	54,0	33,0	70,0	14,0
34,9	53,0	56,0	113,0	25,0	54,0	33,0	72,0	14,0
35,0	53,0	56,0	113,0	25,0	54,0	33,0	72,0	14,0
38,0	59,0	59,0	123,0	25,0	54,0	33,0	75,0	14,0
38,1	59,0	59,0	123,0	25,0	54,0	33,0	75,0	14,0
40,0	59,0	62,0	123,0	25,0	54,0	33,0	77,0	16,0
41,3	60,0	63,0	133,0	25,0	54,0	33,0	80,0	16,0
42,0	61,0	64,0	133,0	25,0	54,0	33,0	80,0	16,0
44,5	62,5	65,5	133,0	25,0	54,0	33,0	82,0	16,0
45,0	62,5	65,5	138,0	25,0	54,0	33,0	82,0	16,0
47,6	65,5	68,5	138,0	25,0	54,0	33,0	85,0	16,0
48,0	65,5	68,5	138,0	25,0	54,0	33,0	85,0	16,0
50,0	68,0	71,0	148,0	25,0	54,0	33,0	87,0	16,0
50,8	68,0	71,0	148,0	25,0	54,0	33,0	87,0	16,0
54,0	72,0	75,0	148,0	25,0	54,0	33,0	87,0	18,0
55,0	73,0	76,0	148,0	25,0	54,0	33,0	92,0	18,0
57,2	75,5	78,5	157,0	25,0	54,0	33,0	100,0	18,0
60,0	78,0	81,0	157,0	25,0	54,0	33,0	102,0	18,0
60,3	78,0	81,0	157,0	25,0	54,0	33,0	102,0	18,0
63,5	81,5	84,5	163,0	25,0	54,0	33,0	105,0	18,0
65,0	85,0	88,0	163,0	25,0	54,0	33,0	109,0	18,0
66,7	87,0	90,0	163,0	25,0	54,0	33,0	109,0	18,0
69,9	93,0	96,0	178,0	25,0	54,0	33,0	118,0	18,0
70,0	93,0	96,0	178,0	25,0	54,0	33,0	118,0	18,0
75,0	100,0	103,0	190,0	28,0	64,0	44,0	130,0	18,0
76,2	100,0	103,0	190,0	28,0	64,0	44,0	130,0	18,0
80,0	105,0	108,0	190,0	28,0	64,0	44,0	135,0	18,0
85,0	109,0	112,0	198,0	28,0	64,0	44,0	140,0	22,0
88,9	113,0	116,0	205,0	28,0	64,0	44,0	140,0	22,0
90,0	114,0	117,0	205,0	28,0	64,0	44,0	145,0	22,0
95,0	117,6	120,5	208,0	28,0	64,0	44,0	148,0	22,0
95,3	117,6	120,5	208,0	28,0	64,0	44,0	148,0	22,0
100,0	125,0	128,0	218,0	28,0	64,0	44,0	154,0	22,0
101,6	125,0	128,0	218,0	28,0	64,0	44,0	154,0	22,0

Medidas especiais poderão ser fornecidas sob consulta.

A Malavazi Vedações Industriais Ltda. se reserva no direito de alterar esta tabela sem prévio aviso.

Type 27 Mechanical Seal

Images

Type 27 Mechanical Seal

Video