Zhongtuo Door & Window Frame Roll Forming Machine

Zhongtuo Door & Window Frame Roll Forming Machine – Efficient Steel Frame Production
The Zhongtuo Door & Window Frame Roll Forming Machine offers a reliable and efficient solution for producing high-quality steel door and window frames. Designed for sheet thicknesses from 1.2mm to 2mm, this machine meets the demands of modern construction in residential and commercial projects. By integrating automation, it reduces labor costs while ensuring consistent precision.

IS 4351 Compliant Steel Frames
Our machines produce frames strictly according to IS: 4351 standards, guaranteeing long-lasting durability and structural integrity. Using C.R.C. steel sheets of 1.25 mm thickness, the frames include essential components such as hinges, lock jamb beads, angle thresholds, and steel butt hinges. A primer coating applied after surface pre-treatment ensures excellent corrosion resistance.
Available Profiles:
- Single Rebate:
- Profile A – 90 × 60 × 40 mm
- Profile B – 105 × 60 × 40 mm
- Profile C – 125 × 60 × 40 mm
- Double Rebate:
- Profile D – 125 × 60 × 40 mm
- Profile E – 165 × 60 × 40 mm
- Double Egress (DE) Frames: Specialized for doors opening in opposite directions and compatible with standard anchors.

Sheet Material & Finish
- Sheet Thickness: 1.25 mm, 1.60 mm, 2.00 mm
- Materials: Cold Rolled Steel (C.R.C.) or Galvanized Steel
- Finish: Zinc Oxide Red Primer

Advanced Features for High Efficiency
The Zhongtuo door frame roll former is equipped with fully automated systems to streamline production:
- Hydraulic Uncoiler: 6-ton capacity with optional coil car for ease of operation.
- Main Roll Forming Machine:
- 19 roll stands powered by a 7.5 KW motor
- CNC-processed 45# steel rollers with chrome plating and polished surfaces (roughness 0.05 mm)
- Hardened 45# steel main shaft, diameter 70 mm
- Strong wall-board frame welded with H-section steel and shot-blasted finish

Hydraulic punching and notching units allow inline hole punching and frame shaping, eliminating the need for additional processing. Optional ground pit/overground accumulating units, flying cutting, and automatic stackers can boost production speeds up to 30 m/min.
Technical Parameters
| Parameter | Specification |
|---|---|
| Coil Thickness | Max 2 mm |
| Max Speed | 6 m/min |
| Transmission Type | Universal joint |
| Roll Stand | 18/19 stations |
| Main Power | 7.5 KW |
| Main Shaft Diameter | 70 mm |
| Cutter Material | Cr12 |
| Cutting Accuracy | ±2 mm |
| Hydraulic Station Power | 5.5 KW |
| Control System | PLC (Mitsubishi / Siemens / Omron optional) |
| Suitable Coil Material | Cold/HCR Steel, Galvanized Steel |
| Thickness Range | 0.8–2.0 mm |
| Coil Width | As per profile requirements |
| Decoiler | 3t / 5t / 8t optional |
| Output System | Manual or Automatic Stacker |

Advantages of Zhongtuo Door Frame Roll Forming Machine
- Multi-Profile Production: Quick-change machine base supports different profiles without downtime.
- Non-Stop Operation: Flying cutting and tracking systems allow continuous frame production.
- Precision Engineering: CNC-processed rollers and hydraulic punching ensure consistent frame quality.
- Material Flexibility: Compatible with cold-rolled, hot-rolled, and galvanized steel sheets from 0.8 mm to 2.0 mm.
Why Zhongtuo is the Best Choice
Investing in a Zhongtuo Door & Window Frame Roll Forming Machine enables manufacturers to produce high-speed, precise, and durable steel frames suitable for markets in the US, Europe, and Middle East. Its robust construction, automated features, and compliance with IS 4351 make it ideal for modern door and window production facilities.





















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