Basic Info.
After-sales Service
Life Time Service
Certification
CE, ISO9001
Application
Metal Heat Treatment Machinery
Working Frequency
0.5-10kHz
Heat Purpase
Hardening,Heat Treatment,Brazing,Preheating
Technical Feature
IGBT Series Resonance Circuit
Advantage
Research,Design and Develop by Duolin
Transport Package
Plywooden Case
Product Description
Induction Hardening Machine
Frequency: 0.5-250KHz
Hardening Depth: 0.8-10mm
Mechanical Fixture: CNC or PLC Control
Application: Gear, shaft, pipe, bearing, pump fitting, steel plate, roller
The main benefit of induction heating for hardening is that it takes just a few seconds.
DUOLIN offers induction hardening machine used for hardening a wide range of mechanical parts, such as shafts, gears, rollers, pipes, pump fitting, bearing, excavator teeth, etc. DUOLIN provides you customized induction hardening solutions for you particular job, maximize your benefits.
• Precise and fast heating for work pieces
• Repeatability, consistency
• Constant power or constant voltage control mode
• Continuously working, 24 hours non-stop
• Less interference to others equipment in workshop (Proved by CE)
• IGBT inversion technology &LC series circuit design achieve energy saving up to 15%-30% compared with SCR technology
• Easy to operate and maintain
Features
1. Widely used for hardening, Frequency& case hardening depth& diameter, the below sheet for reference
Case depth [mm] | Bar diameter [mm] | Frequency [kHz] |
0.8 to 1.5 | 5 to 25 | 200 to 400 |
1.5 to 3.0 | 10 to 50 | 10 to 100 |
>50 | 3 to 10 |
3.0 to 10.0 | 20 to 50 | 3 to 10 |
50 to 100 | 1 to 3 |
>100 | 1 |
2. Can heat Carbon steel, Stainless steel, Alloy steel, Aluminum Brass and Others.
3. Uniform heating temperature is good for mold of press machine.
4. Heating rapidly reduces oxide skin on billet.
5. Quick water connections.
6. IGBT inversion technology & LC series circuit design achieve energy saving up to 15%-30% compared with SCR technology.
7. Diode rectification technologies ensure high power factor -more than 0.95.
8. Phase-locked technology & perfect protection system enhance good reliability of machine.
9. Color and language printed according to customer's request.
10.Easy to operate and maintain.
Duolin Induction hardening equipments provide induction hardening solution for shaft, gear, roller, steel plate etc. The frequency of induction heating machines is from 1 KHz to 400KHz, which work with CNC or PLC quenching machines.
Hardening depth | Bar diameter | Frequency require | Model of machine |
0.8 - 1.5 (mm) | 5 - 25(mm) | 200 - 400 (kHz) | HGP30 |
1.5 - 3.0(mm) | 10 - 50 (mm) | 10 - 100 (kHz) | Ultrasonic frequency series (10-30KH) |
>50 (mm) | 3 - 10 (kHz) | Medium Frequency series (1-8KHz) |
3.0 - 10.0(mm) | 20 - 50 (mm) | 3 - 10 (kHz) | Ultrasonic/ Medium frequency series (10-30KH) |
50 - 100 (mm) | 1- 3 (kHz) | Medium Frequency series (1-8KHz) |
>100 (mm) | 1 kHz | 1 Medium Frequency series |
Hardening
1.Hardening parts of automobile, motorbike, mold, agricultural machinery.
2.Hardening machinery parts, such as ,all kinds of gear wheel, chain wheel, shaft, axis, pin.
3.Hardening the industrial machine tool, such as, bed guide of machine tool.
4.Heat treatment pilers, spanner, screwdriver, drill, axe.
5.Hardening pin, piston ring, spring ring, valve, shifting fork.
Our Services1. Pre-sale service Depending on the heating requirements,offer professional suggestion on machine power and work frequency Turnkey induction heating project layout to help customer plan the installation space Sample testing support,free coil design as the parts dimension Factory meeting to discuss the most suitable heating solution for customer2. In-sale service Produce the machine and test the machine in factory,send customer video. Each machine check the quality and aging testing in factory for 8 hours ensure the stable work Offer to door shipping service if customer is the first time import from China Delivery the machine on time,customs clearance3. After-sale service 1 year warranty,if machine in non-artificial fault,can repair and offer spare parts freeElectric and water connection installation service,daily operate and training service if customer need engineer to help installationOnline video meeting to help installation freely,repair the machine and offer spare parts in machine service timeInduction heating equipment develop and the production line improveOffer manual and installation guide,trouble shooting guide Customer Visit
FAQ
1. Which countries your products are exported to?
More than 56 countries installed more than 3000 set machine,agent in 10 countries
2. What is your advantage?
International trade since 2009,manufacture induction heating machine since 1996,much experience in induction heating.All the products are research,design and develop by the Duolin engineer team,electric engineer,mechanical engineer,coil design engineer,application engineer..
3. How to install your machine?
Offer customer pictures,videos and document for installation.Engineer are available if customer need help to install in the factory
4. Which port for export?We can send machine to any port in China,but normally Shenzhen,Shanghai,Ningbo,Guangzhou,we will arrange things under customer instruction. 5. How about the delivery time and stock?We have machine in stock for HFP-20 and SSF model,need about one week for coil making,test the machine and package.For medium frequency big power machine,it is the customized model,production time is around 1 month
6. What is your nature of your company: Dealer or factory?
DUOLIN is an old brand for induction heating equipment in China.We have own factory,bought the land and built the factory,not rent. 79 employees,it is large-scale company in chinese induction heating machine factory.
Other Machine Technical Information Model | SSF-30 | SSF-50 | SSF-60 | SSF-80 | SSF-120 | SSF-160 |
Rated Power Output | 30KW | 40KW | 60KW | 80KW | 120KW | 160KW |
Working Frequency | 10-30KHz | 10-30KHz | 10-30KHz | 10-30KHz | 10-30KHz | 8-15KHz |
Power Capacity | 38KVA | 50KVA | 75KVA | 100KVA | 150KVA | 200KVA |
Input Power | 380V/50Hz or 400V 3 phase 4lines |
Working Voltage | 342V-430V |
Input Current | 48A | 63A | 97A | 135A | 195A | 240A |
Cooling Water Flow | Power Unit | 27L/min | 32L/min | 40L/min | 33L/min | 56L/min | 56L/min |
(0.1Mpa) | (0.1Mpa) | (0.1Mpa) | (0.1Mpa) | (0.1Mpa) | (0.1Mpa) |
Transformer | 26L/min | 29L/min | 41L/min | 32L/min | 68L/min | 68L/min |
(0.1Mpa) | (0.1Mpa) | (0.1Mpa) | (0.1Mpa) | (0.1Mpa) | (0.1Mpa) |
Weight | Power Unit | 39KG | 60KG | 68KG | 99KG | 130KG | 140KG |
Transformer | 29KG | 34KG | 53KG | 63KG | 88KG | 120KG |
Dimension (mm) | Power Unit | 365*500*790 | 405*505*860 | 400*540*970 | 750*500*1040 | 550*600*1380 | 550*600*1380 |
Transformer | 320*320*310 | 320*360*310 | 410*470*385 | 410*470*385 | 405*555*380 | 810*410*440 |
Our Market
Address:
Seoul Raod, West Section of Naner Road, Xindu Industrial Zone, Chengdu
Business Type:
Manufacturer/Factory
Business Range:
Industrial Equipment & Components, Manufacturing & Processing Machinery, Metallurgy, Mineral & Energy
Management System Certification:
ISO 9001
Company Introduction:
Duolin induction aim to provide clients approach to improve the working efficiency with less cost, all of us treat it as a green and environmental career. We supply induction heater with advanced technology for engineering, manufacturing and service, used in the melting iron ore, heat treating, brazing, hardening, normalizing, annealing, preheating, welding, tube, pipe bending and other industry related with metal.
The experience more than 20 years make clients from home and abroad to choose us, and speak highly. Duolin team working can bring you valuable and reliable solution to your heating process. Making individual induction coil, choosing different frequency equipment to maximize your profit.
Duolin Induction heating equipment power from 7-1500KW, frequency from 0.5-500kHz, widely use for hot forging, brazing, induction hardening and long bar heat treatment. We have own research and develop department which more than 10 people more than 10 years of work experience, and own after sale people to maintain and repair machine, to give new and useful advice to improve the machine functions.
Please send us your heating requirements for new induction heating solution, we will choose professional machine for you and make test free.