Description
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Surface Tension Balance, Searle’s
A horizontal frame is mounted on a rod fitted to a base & carries a steel wire stretched across it, the tension of which can be adjusted by a tightening screw.
A light metal pointer with a counterpoise is attached to the centre of the wire clamp.
A pan is hung from a notch in the pointer and has a hook at its underside from which can be suspended a light weight rectangular frame or a metal clip to hold a micro slide edge.
The tip of the pointer moves over a graduated scale. With rectangular wire frame, slide clip, six micro slides & 3 meters of spare wire.
Related products
Masses, Slotted
Solid brass, Accurate machined masses placed on a plastic and metal rack with handle.
Set of 8: 1x10 gm, 2x20 gm, 1x50 gm, 1x100 gm, 2x200 gm, and 1x500 gm, Total 1100 gm.
Set of 10: 1x10 gm, 2x20 gm, 1x50 gm, 5x100 gm, 1x500 gm, Total 1100 gm.
Set of 12: 1x1 gm, 2x2 gm, 1x5 gm, 1x10 gm, 2x20 gm, 1x50 gm, 1x100 gm, 2x200 gm, 1x500 gm, Total 1110 gm.
Set of 14: 1x1 gm, 2x2 gm, 1x5 gm, 1x10 gm, 2x20 gm, 1x50 gm, 5x100 gm, 1x500 gm, Total 1110 gm.
Balance Lever, Dual Range
Single Pan Balance with chrome plated Cast aluminium frame.
A direct reading, single pan balance with its scale in the form of a quadrant.
The arc scale is graduated in dual ranges of 0-250 x 1 g and 0-1000 x 5 g which can be set using the weight arm provided.
Cast aluminium frame with all steel parts chrome plated. Leveling screw for zero adjustment.
Balance Weights
Polished brass, supplied with wooden block, as illustrated.
• Capacity 500 gm. Comprising 1x200 gm, 2x100gm, 1x50gm, 1x20gm, 2x10gm, 1x5 gm, 2x2 gm, 1x1 gm
• Capacity 1000 gm. Comprising 1x500 gm, 1x200 gm, 2x100 gm, 1x50 gm, 1x20 gm, 2x10 gm, 1x5 gm, 2x2 gm, 1x1 gm.
• Capacity 2000 gm. Comprising 1x1000 gm, 1x500gm, 1x200gm, 2x100gm, 1x50gm, 1x20gm, 2x10gm, 1x5gm, 2x2gm, 2x2gm, 1x1gm.
Micrometer Screw Gauge
Micrometer Screw Gauge
• Strong rugged metal construction.
• Economical, suitable for all uses, teaching, demonstration, labs, machine shops.
• Measuring screw handle, Satin finish with friction knurling for easy rotation.
• With locking mechanism to hold measurements.
• 25 x 1 mm, reads to 0.01 mm.
• Supplied with hex wrench for zero adjustment and plastic case for storage.
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