TNG® Offering the widest range of standard mechanical seal from any compnay anywhere.
Categories
- Conical Spring Mechanical Seals
- Parallel Spring mechanical Seals
- Multiple Spring mechanical Seals
- Wave Spring Mechanical Seal
- Metal Bellows mechanical seal
- Cartridge mechanical seal
- PTFE-Bellows Seal
- Parallel Spring Diaphragm Mechanical Seal
- Elastomeric Bellows mechanical seal
- Brand Pump Seals-General Industrial
- Brand Pump Seals-Food and Beverage Industry
- Stationary seat Type
TG680W
EagleBurgmann MFL WT80 series replacement
- Welded metal bellows
- mechanical seals Type TG685 is a high
- parameter seal,
- used in corrosive media and large friction
- coefficient media.
- With good floatability and random compensatory,
- widely used in
- petrochemical industry,sewage treatment
- industry and
- paper industry.
Detail Information
Features
Welded metal bellows construction, Balanced, Independent of direction of rotation.
Extreme temperature Resistance due to flexible Graphite material in auxiliary Seal .
Dimensional data conform with DIN24960 standard
Recommended Applications
Refining technology, Oil and gas industry
Extreme ranges of temperature and high-viscosity media
Pumps
Special Rotating Equipment.
Operating range
Shaft diameter: d1=18...100mm(0.750'' ...4.000'')
Pressure: p=0...2.5Mpa（362.5psi）
Temperature: t = -20 °C ...400 °C(-4°F to 752°F)
Sliding velocity: Vg≤15m/s（49.2ft/m）
Notes: The range of preesure,temperature and sliding velocity is depend on seals combination materials
Product Structure
Combination Materials
1.Rotary Face
Silicon carbide (RBSIC) O
Carbon graphite resin impregnated Ak
Tungsten carbide W1
2.Stationary Seat
Silicon carbide (RBSIC) O
Tungsten carbide W1
3.Elastomer
Exfoliated Graphite G
Fluorocarbon-Rubber (Viton) V
Ethylene-Propylene-Diene (EPDM) E
PTFE Enwrap Viton M1
4.Bellows
Alloy C-276 M4
Stainless Steel （SUS316) G
AM350 Stainless Steel T6
Alloy 20 M3
5.Parts
Stainless Steel (SUS304) F
Stainless Steel (SUS316) G
4J42 T4
Stationary Seat
Standard Seat: T7G9
T4G9 equivalent to Burgmann G9
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