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Castrol Alusol SL 51 XBB High-Performance Soluble Metalworking Fluid

Price range: £192.67 through £7,428.57 (ex vat)

Castrol Alusol SL 51 XBB contains an advanced additive package providing superior lubricity, ensuring smoother cutting and longer tool life. It helps deliver a clean, bright surface finish, particularly when machining aluminium and non-ferrous alloys, making it ideal for high-precision manufacturing environments.

SKU: C-ALU-SL-51-XBB Categories: , Brand:

Description

Castrol Alusol SL 51 XBB High-Performance Soluble Metalworking Fluid Advantages:

  • Boron-, chlorine-, and formaldehyde-releasing agent-free supports compliance with strict environmental and waste disposal regulations.
  • Extended fluid life – stable chemistry and bacterial resistance help reduce downtime and maintenance costs.
  • Low foam in a wide range of water conditions – ensures smooth and trouble-free operation in modern machining systems.
  • Enhanced lubrication performance – improves tool life and surface finish, especially during aluminium machining.
  • Excellent wetting and cleaning properties – minimises coolant drag-out, helping maintain cleaner machines and components.
  • Versatile and efficient – suitable for multiple metals and machining operations, allowing for potential product consolidation and simplified inventory.

Additional information

Weight N/A
Dimensions N/A
Brand/Producer

Castrol

Base Oil

Semi-Synthetic

Machining Applications

Grinding, Milling & Turning, Drilling, Reaming & Tapping, Broaching

Material Applications

Cast Iron, Low-Medium Alloyed Steel, High-Medium Alloyed Steel, Aluminium Alloys, Yellow Metals

HSE Properties

Chlorine Free, Boron Free, Formaldehyde-Releasing Agent Free

Industrial Sectors

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.