New Equipment and Publications
Page 49
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Portable Cutting Machine
APORTABLE, lightweight oxygen cutting machine—the Pug—is now being marketed by The British Oxygen Co, Ltd., Bridgewater Rouse, St, James's, London, S.W.1, at a price of under £40. Ft weighs only 21 II]. -and is capable of cutting steel up to 2 in. thick.
Using special light-alloy track as a guide, the machine can make a straight cut pf any length and circles from 3 to 45 in. in dia can be cut with the use of an adjustable trammel attachment. The cutter can be moved through angles of up to 450 for bevelling and can be
adjusted vertically and laterally. The nozzlemixing blowpipe is suitable for acetylene or propane as fuel gas.
Power is supplied by a built-in universal electric motor which gives a speed range of 7.3 to 36 in. per minute. Speed control is by a rotarytype resistance.
A leaflet containing full details of the Pug is available from the makers.
Polystyrene Adhesive
TO meet the special requirements for an adhesive to bond expanded polystyrene to surfaces such as plaster, hardboard, timber and flat asbestos sheeting. the Industrial Adhesives Division of Evode, Ltd., Common Road, Stafford, have developed Evo-Stik " Impact " Adhesive SL 863.
The adhesive is said to be easy to apply and to provide an immediate strong bond on contact by hand pressure only. No mechanical sustained pressure is necessary. • One gallon is sufficient to coat about 8-10 sq. yd. of polystyrene foam and the price to industrial users is Li 2s. 6d. a
Label Embossing H0RIZONTAL or vertical lettering can be produced with the latest Dymo hand embossing tool now available from Ifellermann. Ltd., Gatwick Road, Crawley, Sussex,
The Dymo tool, which was described in The Conunercial Motor of January 13, 1961, embosses labels on a wide range of metallic and P.V.C. tapes of various colours and the new model can be supplied with two separate dies that can be easily interchanged. The 4-in.-wide tapes are carried in the end container.
Improved Valve Cores THE latest improvement in the Schrader
valve core is the introduction of a Teflon washer for the wedge Sit at the point where the core seals against the inner wall of the valve stem.
Using Teflon, which is a PTFE material, and has virtually no surface resistance, allows the core to locate smoothly into the wedge fit, making an absolute air seal without sticking.
Other advantages are that the Teflon sealing washer is completely oil, water and acid proof, and will withstand extreme ranges of temperature.
Dry Bearings IN order to extend their activities in the field of "Sealed For Life" bearings for the
automobile industry, Engineering Produc tions (Clevedon), Ltd., are to manufacture under licence from American Metal Products Co., of Detroit. Michigan. U.S.A., Fiberglide dry bearings which are based on the use of woven Teflon fibre.
Fiberglide bearings have been developed For suspension bail joints, steering linkage, suspension-arm pivot bushings and spring pivot bushings.
The main advantages claimed include constant low friction characteristics in combination with a complete absence ot grease.
Stencil Ink IN addition to the black stencil ink which they market under the name of Spray, J. and H. Rosenheim and Co., Ltd., Craigton Industrial Estate, Glasgow, S.W.2, now also supply blue, green, white, red, orange, yellow and aluminium stencil inks in aerosol dispensers.
Advantages are that the ink is quick drying, non-flaking, waterproof and weatherproof.
Welding Electrodes 1-1 A NEW range of stainless steel elec
trodes under the name of SupaStainway has been developed by Invicta Electrodes. Ltd.. Bilston Lane. Willenhall. Staffs. The first one available is SupaStainway " M " which deposits a weld metal of the 18 per cent. chrome, 8 per cent. nickel, 24 per cent, molybdenum type.
Advantages claimed over conventional electrodes are lower initial cost, faster welding speeds and higher output of weld metal per electrode.
Other types shortly to be available include Supa-Stainway "S" (18 per cent. chrome, 8 per cent. nickel, 1 per cent. niobium deposit) and Supa-Stainway 25/20 (25 per cent. chrome, 20 per cent. nickel deposits).
Laminate Prices Reduced 2-3. A SUBSTANTIAL reduction in the
retail prices of Warerite decorative plastics laminate sheets has been made by Bakelite, Ltd., 12-18 Grosvenor Gardens, London, S.W.1.
Most of the range of patterned veneers and the plain white have been reduced from 4s. to 3s. 2d. per sq. ft. Seventeen of the plain colour veneers have been • reduced from 4s. 2d. to 3s. 5d. per sq. ft. The prices quoted refer to the purchase of standard sheets of Warerite. 9 ft, by 4 ft.