Quality Verification:
✓ ISO 9001:2015 Certified Works
✓ CE Compliant Machinery Build
✓ BS 1139 • EN 74 Fabrication Standard
Pre-Dispatch Material Run-Off • ISPM-15 Seaworthy Crating
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Manufactured Models:
3 Units
|
Location: Ludhiana Works
Production Equipment Range
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Rebar Machine — Industrial Machine Models
Explore manufactured models, engineered capacities, and turnkey tooling assemblies built at our Ludhiana manufacturing works.
Engineering Comparison Matrix
Rebar Machine Specification & Model Selection Guide
Compare engineering capacities, working dimensions, power ratings, and target manufacturing workflows across our standard product variants.
| Machine Model | Rebar Diameter Range | Thread Length | Processing Cycle | Motor Power | Key Advantage |
|---|---|---|---|---|---|
| Rebar Rib Peeling & Thread Rolling | 16 mm – 40 mm | Up to 100 mm | 25 – 35 sec/end | 4.0 kW + Coolant | One-pass rib peel and cold thread roll; no bar turning needed |
| Rebar Cold Forging Upsetting Machine | 16 mm – 40 mm | Up to 120 mm | 15 – 20 sec/end | 7.5 kW Hydraulic | Enlarges bar end to guarantee 100% full-tension bar break |
| Heavy Rebar Thread Cutting Machine | 12 mm – 32 mm | Up to 150 mm | 30 – 45 sec/end | 3.7 kW Geared | Long thread lengths for foundation bolts, tie rods, rock anchors |
* Custom center distances, stroke lengths, hydraulic tonnage, or dual-voltage electrics (380V/415V/440V, 50/60 Hz) can be engineered to order upon review of drawing specifications.
📄 Official Engineering Spec Sheet (PDF)
Download Complete Rebar Machine Technical Dossier
Includes dimensional drawings, electrical schematics, shipping crate dimensions, and full model specification tables.
Technical Dossier & Manufacturing Standards
Industrial Engineering Standards: Rebar Machine
01 Construction Rebar Processing Machinery: Threading, Forging & Splicing
Rebar processing machines manufactured by National Cutting Tools in Ludhiana, Punjab, are high-production civil construction machine tools engineered for preparing reinforced steel bars (TMT/Deformed bars) for mechanical coupler connections. In metro rail viaducts, bridge piers, high-rise building foundations, and mega infrastructure projects, mechanical rebar splicing replaces traditional lap welding and overlapping, cutting steel wastage by up to 20% while meeting seismic tensile standards (BS 8110, ACI 318, ASTM A615).
Our machinery covers the entire rebar splicing process: rebar rib peeling, cold forging (upsetting) bar ends to increase core cross-sectional area, and high-speed cold thread rolling. By cold-rolling the threads rather than cutting them, grain flow remains unbroken, ensuring 100% bar-break tensile performance where the joint is stronger than the parent rebar.
02 Rebar Machine Models Manufactured at Our Works
Rebar Thread Rolling Machine (Peeling & Rolling)
Automatic rib-peeling and cold thread-rolling head. Prepares parallel threads on rebar sizes from 16 mm up to 40 mm in a single 25-second chucking cycle.
Rebar Cold Forging Upsetting Machine
High-tonnage hydraulic forging press that swells the end of the rebar cold. Ensures that when threads are rolled on the enlarged end, the minor thread diameter exceeds the original nominal bar diameter.
Rebar Thread Cutting Machine
Chaser die head threading machine built for threading rebar ends for structural tie rods, foundation anchor bolts, and specialized construction hardware.
Rebar Mechanical Couplers
Precision-machined alloy steel (EN-8D / 45# steel) parallel-threaded mechanical couplers tested to failure beyond 125% of the yield strength of Grade 500/600 TMT bars.
03 Engineering Excellence: 100% Bar Break Splice Guarantee
Modern infrastructure consulting engineers reject mechanical splices that exhibit slip or yield within the coupler zone. National Cutting Tools guarantees structural performance:
- ✓Full Tension Bar-Break: Cold-forged and rolled joints undergo tensile testing where the bar fractures outside the threaded zone, satisfying seismic Type 2 mechanical splice criteria.
- ✓Long-Life Roller Dies: Thread-rolling rollers and rib-peeling blades are crafted from vacuum-hardened Cr12MoV tool steel, delivering up to 3,000 to 5,000 threadings per die set.
- ✓Dual-Voltage Site Operation: Heavy-duty, IP55-sealed electric control panels compatible with 380V/415V generator sets and unstable construction site electrical supplies.
04 Export Track Record in GCC Metro & Bridge Projects
Our rebar processing lines are operating across major infrastructure works in Dubai, Riyadh, Doha, Muscat, and Kuala Lumpur. All machines ship with complete thread gauges (GO/NO-GO), spare roller sets, chasers, and multilingual field operation manuals in fumigated ISPM-15 export crates.
Global Trade & Seaport Dispatches
✓ SASO & GCC Seaworthy Certified
Machinery Exporters & Global Port Delivery for Rebar Machine
Turnkey crating, seaworthy moisture protection, and rapid container dispatch from Mundra Port (INMUN) & Nhava Sheva (INNSA).
United Arab Emirates (UAE)
Direct container clearance at Jebel Ali Port (AEJEA) and Sharjah Hamriyah. 415V 50Hz electricals, standard 4–6 day ocean transit from Mundra Port.
View UAE Export Profile →
Saudi Arabia (KSA)
Clearance at Dammam (King Abdulaziz Port) & Jeddah Islamic Port. Built with 380V / 220V 60Hz SASO-compliant motors, certified crating, and Saber registry documentation.
View Saudi Arabia Export Profile →
Qatar, Oman & Malaysia
Dispatched to Hamad Port (QA HMD), Sohar Port (OM SOH) & Port Klang (MY PKG). 50Hz/60Hz dual-wound, seaworthy crating for rapid customs clearance.
Domestic Dispatch Network
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Industrial Suppliers & Pan-India Road Delivery for Rebar Machine
All machinery is built and factory-tested at our Ludhiana works in Punjab, then dispatched by dedicated road freight across India's key industrial clusters.
From our Focal Point manufacturing facility in Ludhiana, our heavy-duty rebar machine are dispatched securely with ISPM-15 compliant timber skids and weather-protective packaging. We ensure door-to-door delivery with verified transit timelines: Delhi-NCR & Jaipur (1–2 days), Ahmedabad & Surat industrial corridors (2–3 days via NH48), Pune auto-ancillary belt & Mumbai metropolitan region (3–4 days), Hyderabad pharma & fabrication parks (3–4 days), and Chennai & Coimbatore manufacturing corridors (4–5 days). Factory acceptance trials (FAT) and on-site commissioning support are provided nationwide by our engineering technicians.
North India Hubs
Delhi NCR, Jaipur, Mandi
1–2 Days
Western Corridors
Ahmedabad, Pune, Mumbai
2–4 Days
Central & East Hubs
Indore, Nagpur, Kolkata
2–4 Days
South India Corridors
Hyderabad, Chennai, Blr
4–5 Days
Rebar Machine Supply Across Indian Manufacturing Belts
14 Industrial Clusters
Manufacturers in Ludhiana (Works)
Ludhiana
Punjab
Collection ex-works or local delivery the same week. →
Machinery in Mandi Gobindgarh (Rolling Mills)
Mandi Gobindgarh
Punjab
Road delivery within 24 hours of dispatch clearance. →
Machinery in Jalandhar (Pipe Tools)
Jalandhar
Punjab
Road delivery within 24 hours of dispatch clearance. →
Manufacturers Serving Delhi NCR
Delhi NCR
Delhi / Uttar Pradesh / Haryana
Road delivery in 2 to 3 days; installation team travels with the consignment on request. →
Industrial Suppliers in Faridabad
Faridabad
Haryana
Road delivery in 2 to 3 days. →
Suppliers in Ahmedabad (Gujarat)
Ahmedabad
Gujarat
Road delivery in 3 to 4 days; export consignments route through Mundra from here. →
Machinery in Rajkot (Forging Hub)
Rajkot
Gujarat
Road delivery in 3 to 4 days. →
Exporters & Port Dispatch (Mumbai & Pune)
Mumbai & Pune
Maharashtra
Road delivery in 4 to 5 days; export consignments route through Nhava Sheva. →
Equipment Suppliers in Raipur
Raipur
Chhattisgarh
Road delivery in 4 to 5 days. →
Machinery in Jamshedpur (Steel Belt)
Jamshedpur
Jharkhand
Road delivery in 4 to 5 days. →
Heavy Machinery in Kolkata & Howrah
Kolkata & Howrah
West Bengal
Road delivery in 5 to 6 days. →
Machinery Suppliers in Hyderabad
Hyderabad
Telangana
Road delivery in 5 to 6 days. →
Machinery Supply to Bengaluru
Bengaluru
Karnataka
Road delivery in 5 to 7 days. →
Exporters & Sourcing in Chennai & Coimbatore
Chennai & Coimbatore
Tamil Nadu
Road delivery in 6 to 7 days. →
Frequently Asked Questions
Rebar Machine — Engineering FAQs
Direct engineering answers regarding cycle speeds, electrical compatibilities, delivery lead times, and factory acceptance testing.
Q1. What bar diameters can be processed on NCT rebar threading machines?
Our rebar thread-rolling machines process TMT/deformed rebar from 16 mm up to 40 mm diameter (and optional tooling for 50 mm heavy foundation bars), accommodating Grade Fe500, Fe550, Fe600, ASTM A615 Grade 60/75, and BS 4449 Grade B500B/C.
Q2. What is the average cycle time per rebar end thread?
The complete peeling and rolling cycle takes approximately 25 to 35 seconds per bar end, enabling a two-operator setup to thread 500 to 800 bar ends per 8-hour shift.
Q3. Why is rebar cold upsetting recommended for critical seismic joints?
Cold upsetting uses a hydraulic press to expand the bar end cross-section by 15–20% before threading. When threads are subsequently rolled on this enlarged diameter, the cross-sectional area at the root of the thread remains greater than the original bar diameter, guaranteeing 100% bar break during tensile testing.
Q4. Do you provide thread verification gauges with the machines?
Yes. Every export rebar machine order includes hardened GO and NO-GO thread plug and ring gauges to allow site quality inspectors to verify thread pitch and flank tolerance.
Q5. Can the rebar machines be transported directly on construction job sites?
Yes. The machine bases feature integrated forklift channels and heavy lifting hooks, allowing rapid repositioning around site rebar yards or precast fabrication yards.
Direct Manufacturer Quotation
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Custom Engineering & Quotations for Rebar Machine
Contact our machine building team in Ludhiana for custom dimensions, cycle specifications, FAT video inspection, or turnkey plant setup proposals.
⚡ 380V/415V/440V Configurations
📦 Seaworthy Export Packing
🛡️ 12-Month Spindle & Hydraulic Warranty