Compressor rotor design and manufacturing specialist Holroyd Precision wins orders over £4 million from China and Germany

Valued at £3.3 million, the order from China is for a Holroyd 8EX rotor milling machine that is capable of milling profiles of up to 850 mm in diameter, and a Holroyd TG350E (350mm diameter capability) rotor grinding machine. The TG350E rotor grinding machine will be shipped in December 2013; the 8EX rotor milling machine will follow in early 2014. The order from Germany is for a Holroyd 3EX-R rotor milling machine. Valued at £1 million, it has a 350 mm maximum diameter capability and will be used by a premier air compressor manufacturer for the milling of screw profiles. In addition to machines, the China order takes in associated technology and know-how. Holroyd will provide compressor designs and the latest high efficiency rotor profiles, while to assist the Chinese customer in ongoing profile and compressor development, it has also been arranged for their profile development team to attend City University, London - Holroyd Precision's technology partner in compressor development, for tutoring in compressor design. As an additional customer benefit, the TG350E rotor grinding machine will be supplied with the Holroyd Profile Management System (HPMS) - a desktop profile manufacturing and design tool that is recognised globally as providing unrivalled profile, clearance and tool development capabilities. "We are delighted to have been asked to supply our leading-edge milling and grinding technologies to the organisations concerned," says Holroyd precision's sales manager, Steven Benn. "Holroyd EX and TG models are renowned for their capabilities across applications as wide ranging as air conditioning, superchargers, gas screw compressors and hydraulic pumps." Note: PTG incorporates the brands of Holroyd, Binns & Berry, Crawford Swift and Precision Components, The PTG range includes ultra-precision grinding machines for rotor, thread and gear operations; rotor milling machines; heavy duty lathes; deep hole boring machines; friction stir welding machines and special purpose machine tools for the manufacture of precision components.