Welcome to RJW Ltd's BLACKS CHARPY website.
RJW Ltd. manufacture and market BLACKS Charpy/Izod sample preparation and broaching machines and equipment.
Originally designed and manufactured by Blacks
Equipment Ltd, RJW Ltd who used to make the components for these
machines purchased the design and sales rights in 2005.
We market the equipment under the trade name of BLACKS CHARPY, which is synonymous with good quality.
BLACKS CHARPY preparation equipment was first produced in 1966.
Exported around the world
Our Blacks Charpy products are manufactured in the UK and have been exported direct around the world to over 70 countries.
User manuals available in 5+ languages.
CHARPY NOTCH MACHINE
Our hand-operated Charpy Notch broaching machine is designed for test houses and laboratories, which are producing small batches of test specimens. For difficult to machine alloy and stainless steels, our variable speed broaching machine should be considered.
NOTCH DEPTH GO/NO GO CALIPER GAUGES
We supply a wide range of specimen size and notch depth go/no go caliper gauges to check sample sizes and notch depth are within it's limits. All of our gauges come with a UKAS certificate.