March 25 - 27, 2025 Taiwan Metiz Alliance takes part in 10th International Exhibition "Fastener Fair Global 2025" in Stuttgart, Germany. Our location is Exhibit Hall 5 - Stand 2557.
COILING AND FORMING EQUIPMENT FOR SPRINGS, RINGS AND SPECIAL FASTENERS
SPRING TEMPERING FURNACE
RNJ SPRING TEMPERING FURNACE (STAINLESS SERIES)

Main Features of Tempering Furnace
RNJ Series Continuous Tempering Furnace is a type of heat treatment equipment used in mechanical spring industry and food industry. Such furnaces are deeply popular among customers. They are equipped with imported electrical elements, stepless speed regulators. The furnace is highly reliable, extremely convenient for continuous working and have many advantages such as:
- better energy saving (saves 30% more than similar products)
- rapid temperature raising (it can reach the required temperature within 20 minutes)
- uniform and stable temperature in furnace chest
- high precision in automatic control
- automatic control
Tempering Furnace Technical Specifications
Model | Inner Dimensions, mm | Outer Dimensions, mm | Belt Speed, min | Power (kw) | Temperature control zones | Weight (kg) | ||||
---|---|---|---|---|---|---|---|---|---|---|
L | W | H | L | W | H | |||||
RNJ210 | 1000 | 200 | 90 | 2000 | 670 | 1200 | 5-60 | 8 | 1 | 250 |
RNJ315 | 1500 | 300 | 90 | 2600 | 770 | 1200 | 5-60 | 16 | 1 | 500 |
RNJ420 | 2000 | 400 | 90 | 3300 | 870 | 1200 | 10-60 | 26 | 2 | 1000 |
RNJ530 | 3000 | 500 | 120 | 5100 | 1000 | 1900 | 10-60 | 40 | 3 | 1500 |
RNJ630 | 3000 | 600 | 120 | 5100 | 1120 | 1900 | 10-60 | 48 | 3 | 2000 |
RNJ740 | 4000 | 700 | 120 | 6100 | 1220 | 1900 | 10-60 | 65 | 4 | 3000 |