**Trademark:** Rainbow
**Transport Package:** Containers
**Specification:** 500kg/hr
Hardening medium: Oil quenching
Products: Standard fasteners
The entire heat treatment line consists of the following components: Lifting Feeding Machine, Weighting Device, Pre-Water Immersion Type Washer, Vibration Spreader, No-Muffle Carrier Roller Wire-Mesh Belt Controlled Atmosphere Hardening Furnace, Oil-quenching Tank, Horizontal Washer, Wire-mesh Belt Tempering Furnace, Cooling Tank, and Electric Control Cabinet.
This heat treatment system incorporates Japanese furnace technology and is manufactured and inspected according to resistance furnace industry standards. Key components are imported, ensuring high-quality production and assembly that meets advanced domestic standards.
The entire process is fully automated, covering material loading, pre-washing, distribution, hardening, cooling, post-washing, tempering, and final cooling. The main furnace uses a low-voltage, high-current transformer, which extends the life of the radiant tubes and simplifies maintenance and replacement.
The wire mesh belt is equipped with synchronized rotating rollers, minimizing tension during operation and significantly extending its service life.
**THE WHOLE SET HEAT TREATMENT LINE IS COMPOSED OF:**
Magnetic Feeder – Front Degreasing Cleaning Tank – Hardening Furnace – De-Oiling Tank – Rear Washing Machine – Tempering Furnace – Double Layer Dyeing Tank – Drying Machine – Injection Frame – Electric Control System
Buyers can customize the system based on their specific requirements.
The RB805-6 furnace is installed in an Indian customer’s workshop:
**Specification Table:**
| Model | Power (kW) | Total Power (kW) | Working Temp. | Working Dimension (mm) | Length of Working Area (mm) | Capacity (kg/h) |
|--------------|------------|------------------|---------------|------------------------|-------------------------------|-------------------------|
| RB-805-A | 80 | 160–180 | 950 | 400×3200×80 | 23,000 | Hardening 150, Carburizing 60 |
| RB-805-1 | 120 | 220–250 | 950 | 500×4700×80 | 25,000 | Hardening 300, Carburizing 150 |
| RB-805-2 | 220 | 400 | 950 | 600×6000×80 | 38,000 | Hardening 450, Carburizing 220 |
| RB-805-3 | 240 | 450 | 950 | 800×6000×80 | 38,000 | Hardening 150, Carburizing 60 |
| RB-805-4 | 300 | 480 | 950 | 1000×6000×80 | 37,000 | Hardening 700, Carburizing 350 |
| RB-805-5 | 460 | 800 | 950 | 1000×10000×80 | 51,000 | Hardening 1300, Carburizing 750 |
| RB-805-6 | 950 | 1800 | 950 | 1200×13500×80 | 60,000 | Hardening 2500, Carburizing 1350 |
**FAQ:**
**Q: Are you a factory or trading company?**
A: We are one of the largest dealers in fastener-related machines and act as an agent for China's top bolt former manufacturer and heat-treatment furnace producers.
**Q: Why should we choose you?**
A: We carefully select the best suppliers among hundreds of similar factories, ensuring our products meet the highest quality standards.
B: With over 20 years of experience in this field, we provide reliable and professional services.
C: We can supply all the necessary machines to build a complete bolt/nut production line.
D: We offer comprehensive training for your workers.
E: We provide full after-sales support and are always here to help.
**Q: What about your price?**
A: Our pricing is based on your specific requirements, including product size, machine model, and order quantity.
**Q: How about shipping?**
A: We offer both ocean and air shipping options.
**Q: Do you offer after-sales service?**
A: Yes, we provide full and excellent after-sales support to all our clients. If you have any questions, we are always here to assist you.
For any inquiries, feel free to contact me.
Best regards,
Vera Wang
**Mobile:** +86 18704610523
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