Quenching treatment of 45 steel nail puller with mesh belt furnace
Feb. 17, 2022
Quenching treatment of 45 steel nail puller with mesh belt furnace
Product Name: nail extractor
Material: 45 steel
Requirements: quenching 42-46hrc
Heat treatment equipment: jh802 + jh806 mesh belt furnace production line
Process: 30ml / min atmosphere protection for each route of methanol, 780 in zone 1, 830 in zone 2, 840 in zone 4, 850 in zone 5, 850 in zone 6, 850 ℃, speed of about 90 minutes (from furnace feeding to oil feeding time), 60-80 ℃ oil cooling, start stirring, after cleaning, 250 in zone 1, 300 in zone 2, 370 in zone 3, 370 in zone 4, 370 ℃ tempering for 90 minutes.
1. Place the products neatly on the mesh belt and heat them in the furnace,
2. Lift up the oil tank mesh belt after oil quenching
3. Measure the hardness after quenching,
4. Enter the tempering mesh belt furnace for tempering after cleaning
5. Air cooling after tempering
6. Measure the hardness after tempering
7. Measure the hardness at the cutting fork
