Alpha Durometer type 25301 – hardness tester from AB R. Almkvist & Co, Eskilstuna
Swedish-made high-precision hardness tester from AB R. Almkvist & Co, model Alpha Durometer type 25301.
The machine is used to measure the hardness of steel and Rockwell. Equipped with an analog display and mechanical height adjustment with handwheel for precise test pressure.
Supplied with sample block and accessories as shown.
Technical data:
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Model: Alpha Durometer type 25301
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Manufacturer: AB R. Almkvist & Co, Eskilstuna, Sweden
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Serial No.: 2470
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Measuring range: 0–100 Shore
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Manual sample height adjustment
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Analog display with fine reading
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Design: stable cast iron base, mechanical spindle
Equipment and accessories:
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Original gauge with analog scale
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Adjustable table with handwheel-controlled height adjustment
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Reference blocks and test materials included
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Complete and functional unit as per pictures
Condition:
The machine is in good working condition with normal laboratory/workshop use. Fully complete with accessories.

























