The material being mined at BAC has included this Blue granite rock - which would be ideal for a breakwater.
Trial A.R.M* tips on 51 cubic metre P&H bucket.
Standard Esco 110 series tips currently only last around 10 -13 hours.
A.R.M* trial tip which has lasted four times the life of a standard ESCO tip.
"A.R.M* is an abbreviation of the company name Abrasion Resistant Materials."