HOLROYD PRECISION ROTORS has 3 manufacturing facilities around the world producing all types of helical forms from R&D prototype development sets to volume serial production of HVAC rotors, expander screws, Roots rotors, supercharger screws, pump spindles, industrial blower screws & vacuum screws.
HOLROYD PRECISION MACHINES are firmly at the forefront of high precision CNC machine tool design and serve a multitude of industries, including HVAC, fluid handling and transmission, oil & gas, aerospace, marine, medical, power-generation and petrochemical.
HOLROYD offers you products from these product groups:
- Components for refrigeration, air conditioning, ventilation and heat pumps (910)
- Products - Plants - Systems - Applications (914)