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KOYOTO VISTA 68 SERIES

KOYOTO VISTA 68 series are supreme performance circulating oils formulated with high quality base stocks and advanced additive technology, to provide exceptional equipment protection and reliability in applications lubricated by circulating systems which are operating under low to medium severity conditions. They are designed to meet or exceed the general requirements of most builders of turbines, vacuum pumps, compressors & bearings and demonstrate high resistance to oxidation and sludge & varnish formation.

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KOYOTO VISTA 68 series are supreme performance circulating oils formulated with high quality base stocks and advanced additive technology, to provide exceptional equipment protection and reliability in applications lubricated by circulating systems which are operating under low to medium severity conditions. They are designed to meet or exceed the general requirements of most builders of turbines, vacuum pumps, compressors & bearings and demonstrate high resistance to oxidation and sludge & varnish formation.

Features & Benefits

  • Outstanding thermal & oxidation stability prevents varnish & sludge formation and helps in extending life of
    oil and filter.
  •  Excellent water separability reduces sludge build up and improves efficiency of timing valves.
  • Excellent air release & an-foaming characteristics, avoids pump cavitation and eratic operations.
  • Excellent protection from rust and corrosion of multi-metallurgy compressor components.

Applications

  • KOYOTO VISTA 68 series are suitable for use in medium severity hydraulics, vacuum pumps and compressors handling air, inert gas and natural gas, up to maximum compressed air temperature of 150 °C.
  • Suitable for use in steam turbine, hydro turbine and some gas turbine operating in moderate severity.

Characteristics

Specifications

KOYOTO VISTA 68 series meets or exceeds following International and Builder specifications:

  • DIN 51515 Part-1
  • DIN 51517 Part-2
  • GE GEK 28413A
  • JIS K-2213 Type-2 w/additives

Typical Characteristics

KOYOTO VISTA Test Method Units 32 46 68 100
ISO Viscosity Grade ISO 3448 — 32 46 68 100
Density @ 15 0C ASTM D 4052 gm/cc 0.870 0.878 0.880 0.887
Viscosity @ 40 0C ASTM D 445 cSt 32.4 46.8 68.9 100.8
Viscosity @ 100 0C ASTM D 445 cSt 5.38 6.78 8.72 11.15
Viscosity Index ASTM D 2270 — 98 98 98 95
Pour Point ASTM D 97 °C -18 -18 -15 -15
Flash Point (COC) ASTM D 92 °C 224 230 234 246
TOST,Hours to 2 NN DIN 943 Hours 5000 4500 3500 3000
Copper Strip Corrosion ASTM D 130 – 1B 1B 1B 1B
Rust Characteristics Proc B ASTM D 665 – pass Pass Pass Pass
  Foam Seq I,II,III ml/ml ml/ml 10/0 10/0 10/0 10/0
Demulsibility, 40/40/0 ASTM D 1401 min 10 10 10 15

The above figures are typical of blends with normal production tolerance and do not constitute a specification

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