Mastermyne CEO Tony Caruso said capital investment during half year period of $9 million was used mainly for production equipment for its Aquila underground coal mine project in Queensland.
"Aquila project production equipment came to $4.6 million," he said in a presentation.
The company also hire purchase funded two Sandvik loaders at a cost of $1.7 million.
Its Mynesight Training Facility in the Illawarra region New South Wales cost $300,000 while recurring sustaining capex came to $2.4 million.
"Investment in equipment fleet will improve FY20 and future margins," Caruso said.
"Expected 2H capital investment is approximately $5.1 million for remaining loaders [hire purchase funded], $400,000 for finalisation of Aquila production equipment and $1.3 million in sustaining capex."