CONSTRUCTION
Style 2019 is an interlock braid using carded synthetic yarns thoroughly impregnated with PTFE suspensoid. The finished packing is again coated with PTFE dispersion and a break-in lubricant is added to reduce shaft wear and eliminate glazing at start up.
APPLICATION/SERVICE
Style 2019 is an excellent multi-service packing that finds a wide variety of uses throughout a plant. It handles steam, water, solvents, oils, mild acids and alkalies, and a braod range of other chemicals. It is white in color and will not discolor the flow media. This style is recommended for use in centrifugal, rotary and reciprocating pumps and also mixers, agitators, and expansion joints.
SERVICE LIMITS
Temperature limits
Minimum: -150°F (-100°C)
Maximum: 450°F (230°C)
Pressure limits:
Rotating: 300 psi (20 bar)
Reciprocating: 1160 psi (80 bar)
Static: 1450 psi (100 bar)
Shaft Speed: 2350 fpm (12 m/s)
pH: 2-12
