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Aviation History
1962
1962 - 1997.PDF
14 FLIGHT International, 13 September 1962 MICROGRAM NICKEL FOR AIRCRAFT COMPONENTS This illustration shows Microgram applied to the leading edge of propeller blades. • D. NAPIER & SON LTD. in their Spray mat informa tion bulletin 1B/S11 say "We consider that having taken into account the aircraft forward speed the out board section of the blade should be protected by a metallic coating. Extensive testing has indicated that the best coating for this purpose is an electroformed Microgram nickel sheath bonded onto the heater mat." MtlACHEMICAL PROCESSES LIMITED HARDNESS Variable with control between 450-700 Vickers Pyramid Number. RESISTANCE TO EROSION BY WATER Tests on tubular forms show no apparent effect on the surface of the nickel under conditions of a supposed component flying at extremely high speeds through rain of tropical intensity. RESISTANCE TO DAMAGE AND DEFORMATION Tests show propeller edge electroforms to be highly resistant to damage and deformation by dust and stones. PROTECTION and MICROGRAM are synonymous 41-43 & 47 GATWICK RD • CRAWLEY • SUSSEX TELEPHONE: CRAWLEY 25241/5 STAINLESS MANUFACTURERS STEEL TUBING MANIPULATORS M.O.A. AND A.R.B. APPROVED Tubing up to approx. l " °/D • Thin Wall cylinders up to 4" °/D TUBEMAN STAINLESS LIMITED WRITE FOR STOCK LIST A62 OLD1NGS CORNER • HATFIELD • HERTS. Telephone: HATFIELD 2333 Telex No.: 22796
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