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AS-Mtex-S: Burgmann Mltex Single seal replacement

Description:
AS-Mtex-S: Replacement of Burgmann Mltex Single cartridge mechanical seal

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AS-Mltex-S:Burgmann Mtex Single cartridge mechanical seal
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

AS-Mtex-S Dimensions(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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