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Zubora 50 H Extra FF metalworking coolant, mineral oil based, long term, boron free, corrosion protection

Availability: On order
Delivery: The price does not include any possible payment costs check the delivery methods
Price: €1,628.58 1628.58
Net price: €1,324.05
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Vendor: Zeller & Gmelin
Product code: 32070-F026

Description

ZUBORA 50 H EXTRA FF is a semi-synthetic, water-miscible metalworking fluid delivering long-term emulsion stability and excellent corrosion protection. The boron-free, formaldehyde-releaser-free formulation with nitrosamine inhibition ensures high process reliability.

Benefits and unique features

  • Outstanding corrosion protection and clean workpieces
  • Long bath life – reduced maintenance costs
  • Boron-free, no formaldehyde releasers; nitrosamine-inhibited
  • Developed for hard water; low foaming above 12° dH
  • Broad material window: steels (incl. hardened), cast iron, aluminium

Properties and applications

  • Milling, turning, drilling: medium duty at 5–7 %
  • Reaming and heavy duty: 8–10 %
  • Make-up water: 12–24° dH recommended; low foam at >12° dH
  • Way-oil compatibility: fast de-emulsification of tramp oil

Technical parameters

Parameter Value
Type semi-synthetic, water-miscible MWF
Mineral oil content 30 %
pH (5 % in water) 9.6
Density (15 °C) 970 kg/m³
Viscosity (20 °C) 53.8 mm²/s
Refractometer factor 1.4
Cast-iron chip test (1:20) corrosion grade 0
Make-up water hardness 12–24° dH
Working concentration 5–7 % / 8–10 %
Storage +5 to +40 °C
Packaging 200 L drum

Storage recommendations

Store in the original sealed container at +5…+40 °C. Prepare with 12–24° dH water and check concentration by refractometer (factor 1.4). Keep the system clean and follow coolant hygiene best practices.

FAQ

Which materials? Steels (incl. hardened), aluminium and cast iron.

What concentration? 5–7 % for medium duty, 8–10 % for heavy duty.

What water hardness? 12–24° dH; low foaming above 12° dH.

Shipping costs The price does not include any possible payment costs

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