The Finetech Engineering Dumbbell Cutter is a precision die cutting tool used to prepare standard dumbbell-shaped (dogbone) test specimens for tensile strength testing. As a dedicated dumbbell cutter manufacturer India, we supply rubber tensile specimen cutter India solutions to labs and factories across the country. Accurate specimen preparation is the foundation of reliable tensile test results – if the specimen dimensions are inconsistent, even the best universal testing machine will produce unreliable data.
Our dumbbell die cutter for rubber is manufactured from hardened tool steel (50–56 HRC) with precision-ground internal cutting edges, ensuring clean, burr-free cuts with exact dimensional accuracy. The cutting edge geometry is machined to match the exact profile specified in the relevant standard – whether that is ASTM D412 dumbbell cutter India for rubber and elastomers, ASTM D638 for rigid and semi-rigid plastics, or ISO 37 dumbbell cutter manufacturer requirements for vulcanised rubber.
Each dumbbell punch die manufacturer India product is designed to be used with a hydraulic press, manual press, or pneumatic press to punch through sheet material cleanly and consistently. Finetech Engineering manufactures these cutters in-house at our Thane facility, which means we control dimensional accuracy from raw material to final inspection – and can offer NABL-traceable certification for customers who require it.
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Parameter |
Specification |
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Product Name |
Dumbbell Cutter (Dumbbell Punch Die Manufacturer India – Dogbone Die Cutter) |
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Standards Supported |
ASTM D412 Dumbbell Cutter India (Die A, B, C, D, E, F) | ASTM D638 (Type I–V) | ISO 37 Dumbbell Cutter Manufacturer (Type 1 Type 2 Dumbbell Cutter India, 1A, 2, 3, 4) | IS 3400 (Part 1) |
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Blade Material |
Hardened tool steel (EN-31 / equivalent) – suited for dumbbell die cutter for rubber & plastics |
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Blade Hardness |
50–56 HRC |
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Cutting Edge Finish |
Precision ground and polished (minimum 5 mm from edge per ASTM D412) |
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Body Material |
Mild steel (MS) body with machined handle |
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Operation |
Used with Hydraulic Press / Manual Press / Pneumatic Press |
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Surface Treatment |
Chrome plated / powder coated (as per model) |
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Certification |
NABL-traceable certification available (dimensional verification) |
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Custom Sizes |
Available as per customer drawing or specific standard requirement |
Die Type | Overall Length (mm) | Narrow Section Width (mm) | Narrow Section Length (mm) | Gauge Length (mm) |
Die A | 101.6 | 6.35 | 31.75 | 25.4 |
Die B | 152.4 | 6.35 | 31.75 | 25.4 |
Die C (Most Common) | 115 | 6 | 33 | 25 |
Die D | 115 | 3 | 16 | 12 |
Die E | 101.6 | 12.7 | 31.75 | 25.4 |
Die F | 63.5 | 4.76 | 9.53 | 7.62 |
Specimen Type | Overall Length (mm) | Narrow Section Width (mm) | Gauge Length (mm) | Thickness (mm) |
Type I (Preferred) | 165 | 13 | 50 | ≤7 |
Type II | 183 | 6 | 50 | ≤7 |
Type III | 246 | 19 | 50 | 7–14 |
Type IV | 115 | 6 | 25 | ≤4 |
Type V (Micro) | 63.5 | 3.18 | 7.62 | ≤4 |
Specimen Type | Overall Length (mm) | Narrow Section Width (mm) | Gauge Length (mm) |
Type 1 | 115 | 6 | 25 |
Type 1A | 100 | 5 | 20 |
Type 2 | 75 | 4 | 12 |
Type 3 | 50 | 4 | 10 |
Type 4 (Micro) | 35 | 2 | 10 |
Manufactured in-house: We don’t trade or resell – as a dedicated dumbbell cutter manufacturer India, every dumbbell cutter is manufactured at our Thane facility. This means we control quality from raw material to final inspection.
NABL certification available: We provide NABL-traceable dimensional certification for our ASTM D412 dumbbell cutter India and all other specimen cutters – essential for labs participating in government tenders (GeM), NABL-accredited labs, and export-facing manufacturers.
Custom sizes: Need a non-standard dumbbell cutter or a dumbbell punch die manufacturer India to make a die matching a client-specific drawing? We manufacture custom specimen cutters to your exact requirements.
Re-sharpening service: Over time, cutting edges on any dumbbell die cutter for rubber or plastic dull with repeated use. We offer re-sharpening and re-certification services to extend the life of your cutters.
Customisation available
