Online Store

View in catalogue

Castrol Hysol SL 37 XBB High-Performance Semi-Synthetic Metalworking Fluid

Price range: £191.67 through £7,271.43 (ex vat)

Castrol Hysol SL 37 XBB is a high-performance semi-synthetic metalworking fluid which is biocide, boron and chlorine free. It contains an additive package that can help to enhance machining performance and surface finish. It also provides excellent product stability, which helps to lower the overall operational costs.

SKU: C-HYS-SL37-XBB Categories: , Brand:

Description

Castrol Hysol SL 37 XBB High-Performance Semi-Synthetic Metalworking Fluid Advantages:

  • Biocide-, boron-, and chlorine-free formulation – supports compliance with current environmental and waste treatment legislation.
  • Extended fluid life – resists microbial degradation, helping to minimise maintenance and reduce operational downtime.
  • Low-foam properties – ensure reliable performance in modern high-speed, high-pressure equipment.
  • Advanced lubrication system – helps enhance tool life and improve surface finish, particularly on steel machining.
  • Excellent wetting properties – reduce coolant carry-off and help maintain cleaner machines and components.
  • Environmentally responsible – meets boron-free and biocide-free waste management requirements, aligning with sustainable manufacturing standards.

Additional information

Weight N/A
Dimensions N/A
Brand/Producer

Castrol

Base Oil

Semi-Synthetic

Machining Applications

Milling, Turning, Grinding, Drilling, Reaming, Tapping, Broaching, General Machining

Material Applications

Cast Iron, Low / Med Alloy Steel, High Alloy Steel, Stainless Steel, Aluminium Alloy

HSE Profile

Biocides Free, Boron Free, Chlorine Free

Industrial Sectors

Aerospace, Automotive Manufacture, Machinery, Metal Goods

Shipping Policy — UK Mainland

Order Size Standard Mainland Postcodes Highlands / Premium Postcodes
(AB, DD, HS, IV, KA, KW, PA, PH)
200L + FREE FREE
Under 200L £14 for first item
+ £10 per additional item
£14 for first item
+ £10 per additional item
+ £20 surcharge

Additional Delivery Information (Click to Expand)

Free Delivery (200L+)

All orders over 200L ship free to all UK Mainland postcodes — including Highlands & premium areas.

Delivery Times

We aim to deliver within 2 working days, subject to stock availability.

Stock & Availability

  • If items are temporarily unavailable, dispatch may take up to 7 working days.
  • If delays exceed this timeframe, we will part-ship available items and send the remainder once received.

All prices shown are exclusive of VAT. For Northern Ireland (NI) deliveries please contact us for a bespoke quotation.