News

Machining from solid or sand casting – which is the best?

11 July 2016 When a prospective customer approached us to find out whether we could cast high-precision parts more economically than machining from solid metal, our response was a resounding ‘yes’. In fact, we were able to significantly reduce our customer’s manufacturing costs. 

Sand casting – key terms

7 June 2016 In this blog we provide definitions of sand casting acronyms, equipment and materials. These definitions are arranged into alphabetical order for easy reference and we have provided links, where appropriate, to relevant blogs for further reading.

What is a sand casting running system?

8 April 2016 In sand casting, a running system is a series of connected channels that allows the molten metal to flow and fill every area of the mould cavity. The running system allows us to control the liquid flow, turbulence, cooling rate and shrinkage.

Current vacancy – General Engineer

16 March 2016 We are currently looking to fill the post of General Engineer. Please get in touch if you would like to join our team. We look forward to hearing from you.

New website and branding Launch

23 February 2016 We have recently introduced our new Haworth Castings website and branding.  The changes to our logo and website have been made to showcase our casting, machining and finishing capabilities and reinforce our technical experience, knowledge and expertise.

Choosing the right casting process

10 February 2016 At Haworth Castings we use two main processess, namely sand casting and gravity die casting. The choice of casting process is generally determined by the production volume and the customers budget. There are some fundamental differences between these processes that also influence the decision. In this blog we take a look at each of these techniques in turn,

Risers and runners

21 January 2016 In this blog, we take a look at the important role played by risers and runners in aluminium sand casting. The running system and risers are designed in house by our experienced team of foundry engineers for each individual job – to match our customers’ specific requirements.

Top 12 interesting facts about metal sand casting

15 December 2015 The history of metal casting stretches back thousands of years and the process still plays a critical role in many industries today, from aerospace through to energy. In this blog, we take a look at some fascinating facts about sand casting and what we offer customers at Haworth Castings.

The spectrometer in aluminium sand casting

10 November 2015 At the foundry, we use a spectrometer to verify the chemical constituents of every metal melt before it is poured to ensure that it meets BSI standards.

Machining castings – an overview

28 October 2015 Machining is used to introduce features that cannot be produced during the casting process. A ‘machining allowance’ is incorporated at the design stage so that the casting can eventually be machined back to the exact dimensions.