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NSPL (API)

NSPL (API)

NAPI (M M)
d1 d2 d3 d4 d5 I1 I2 I3 I4
20 70 105 47.63 132 111 64 47 39
30 80 115 57.15 138 119 64 55 39
40 90  125 66.68 150 121 64 57 39
50 100 140 76.2 175 117 65 52 40
60 120 160 88.9 188 122 65 57 40
70 130 170 101.6 201 127 65 62 40
80 140 180 114.3 213 131 65 66 40
90 160 205 123.94 239 133 72 61 45
100 170 215 136.53 252 134 72 62 45

DESCRIPTION:

NAPI CARTRIDGE SEAL

OPERATIONAL CONDITIONS:

  • TEMPERATURE: -40℃ TO 400℃
  • PRESSURE:≤3.5 MPA
  • SPEED:≤ 25 M/S

MATERIALS:

  • STATIONARY RING: SILICON CARBIDE REACTION BONDED, SILICON CARBIDE SINTERED, NI-BINDER TUNGSTEN CARBIDE, CO-BINDER TUNGSTEN CARBIDE
  • ROTARY RING:RESIN IMPREGNATED CARBON, ANTIMONY CARBON, SILICON CARBIDE SINTERED, SILICON CARBIDE REACTION BONDED, TUNGSTEN CARBIDE, NI-BINDER TUNGSTEN CARBIDE
  • SECONDARY SEAL:NITRILE (NBR), ETHYLENE PROPYLENE (EPDM), FLUOROCARBON RUBBER (VITON),FFKM, GRAFOIL PACKING

APPLICATIONS:

  • PETRO CHEMICALS ,OIL&GAS

Download here the brochure of our Mechanical Seals and Seal support systems.