Description

COMPOUND METAL STRIP

COMPOUND METAL STRIP:

Specifications:

• To show the unequal or differential expansion of two different metals in a bimetallic strips.
• Comprising two strips, each of different metal but if same size, riveted together end to end and fitted on an insulated handle.
• On heating, the compound strip bends into curvature with metal having more coefficient of expansion on concave side and other one on convex side.
• Returns back to its original shape on cooling.
• The thickness of the two metal strips selectable carefully so as to obtain sufficient curving on applying little heat.
• Comprising a length of bi metal strip 150 × 20 mm mounted in a wooden handle.
• The strip is only 1.5 mm thick so that very little heat is required to produce considerable bending.
• Length overall 270 mm approx. 1060260/1 Brass and Invar; 1.5 mm thick with strip size 150×20 length × width) 1060260/2 Copper and Iron; size about 200×25 mm (length × width) 1060260/3 Brass and Steel; size about 200×25 mm (length × width) 1060260/4 Brass and Iron; size about 300×30 mm (length × width), with new improved design

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