Structure description
Equivalent to Burgmann Mtex Single cartridge mechanical seal
Single seal
Cartridge
Balanced
Independent of direction of rotation
Metal bellows
Single seal with quench and lip seal (-QN) or throttle ring (-TN)
Supply connections for flush (A) and quench (B)
Operating range
Shaft diameter: d1 = 25 ... 80 mm (1" … 3.15")
Temperature: t* = -40 °C ... +220 °C (-40 °F ... +428 °F)
Pressure: p = 25 bar (363 PSI)
* Operating limits of O-Rings to be observed
Materials
Seal face: Carbon graphite antimony impregnated (A), Silicon carbide (Q1)
Seat: Silicon carbide (Q1)
Secondary seals: FKM (V), EPDM (E),FFKM (K)
Bellows: Inconel® 718 (M6)
Metal parts: CrNiMo steel (G), Duplex (G1)
Throttle ring: PTFE carbon graphite reinforced (T12)
Lip seal: NBR (P), PTFE carbon reinforced (T3)
Recommended applications
Process industry
Chemical industry
Hot media
Cold media
Highly viscous media
Pumps
Special rotating equipment
Operating range
Enactus -Mtex-SDimensions(mm) | ||||||||||
d1 |
d2 |
d3min |
d3max |
l1 |
l2 |
l3 |
l4 |
da |
a1 |
s |
25 |
45.0 |
47.0 |
51.0 |
79.5 |
26.1 |
53.4 |
25.4 |
105.0 |
62.0 |
13.2 |
30 |
49.4 |
52.0 |
56.0 |
78.4 |
25.0 |
53.4 |
25.4 |
105.0 |
67.0 |
13.2 |
32 |
52.3 |
54.5 |
57.0 |
78.4 |
25.0 |
53.4 |
25.4 |
108.0 |
70.0 |
13.2 |
33 |
52.3 |
54.5 |
57.0 |
78.4 |
25.0 |
53.4 |
25.4 |
108.0 |
70.0 |
13.2 |
35 |
54.8 |
58.0 |
61.5 |
78.4 |
25.0 |
53.4 |
25.4 |
113.0 |
72.0 |
13.2 |
38 |
57.5 |
60.0 |
66.0 |
78.4 |
25.0 |
53.4 |
25.4 |
123.0 |
75.0 |
13.2 |
40 |
58.8 |
62.0 |
68.0 |
78.2 |
24.8 |
53.4 |
25.4 |
123.0 |
77.0 |
14.2 |
43 |
61.9 |
64.5 |
70.5 |
78.4 |
25.0 |
53.4 |
25.4 |
133.0 |
80.0 |
14.2 |
45 |
65.0 |
68.5 |
73.0 |
78.4 |
25.0 |
53.4 |
25.4 |
138.0 |
82.0 |
14.2 |
48 |
68.4 |
71.0 |
75.0 |
78.7 |
25.3 |
53.4 |
25.4 |
138.0 |
85.0 |
14.2 |
50 |
70.0 |
73.0 |
78.0 |
79.1 |
25.7 |
53.4 |
25.4 |
148.0 |
87.0 |
14.2 |
53 |
71.9 |
75.0 |
87.0 |
77.8 |
24.4 |
53.4 |
25.4 |
148.0 |
97.0 |
18.0 |
55 |
74.6 |
77.0 |
83.0 |
78.9 |
25.5 |
53.4 |
25.4 |
148.0 |
92.0 |
18.0 |
60 |
83.9 |
87.0 |
91.0 |
80.1 |
26.7 |
53.4 |
25.4 |
157.0 |
102.0 |
18.0 |
65 |
87.5 |
90.0 |
98.5 |
80.0 |
26.6 |
53.4 |
25.4 |
163.0 |
109.3 |
18.0 |
70 |
93.0 |
98.0 |
108.0 |
81.5 |
28.1 |
53.4 |
25.4 |
178.0 |
118.3 |
18.0 |
75 |
96.8 |
101.6 |
118.0 |
94.4 |
30.5 |
63.9 |
28.0 |
190.0 |
129.0 |
18.0 |
80 |
104.7 |
108.0 |
124.0 |
94.4 |
30.4 |
64.0 |
28.0 |
195.0 |
135.0 |
18.0 |
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