1 More than 20 years of experience in induction heating industry.
2 Free test for choosing the machine model before purchase.
3 Product design research develop and maintain by the Duolin Engineer team,machine lifetime service.
4 Test the machine as customer heating requirements and aging more than 6 hours to guarantee the good quality.
5 Offer installation manual and troubleshooting guide .
6 Use famous brand components Infineon Omron Schneider to ensure quality of material
  • China Wholesale Induction Heating Titanium Suppliers - High frequency induction heating machine HGP-50 – Duolin

    China Wholesale Induction Heating Titanium Suppliers - High frequency induction heating machine HGP-50 – Duolin

    Products Description Power 30-300KW Work  Frequency 50-250Khz Digital display Constant power and current output Safe,Low voltage output PLC interface available for automatic work Wide inductance to connect with different heating coil 8 fault indicators to protect machine Water cooled induction power unit and transformer Technical parameter Model HGP-30 HGP-50 HGP-100 Rated Power Output 30KW 50KW 100KW Working Frequency 50-250Khz 200-400Khz 50-130Khz ...
  • China Wholesale Induction Heating Aluminum Factories - High frequency induction heating machine HGP-50 – Duolin

    China Wholesale Induction Heating Aluminum Factories - High frequency induction heating machine HGP-50 – Duolin

    Products Description Power 30-300KW Work  Frequency 50-250Khz Digital display Constant power and current output Safe,Low voltage output PLC interface available for automatic work Wide inductance to connect with different heating coil 8 fault indicators to protect machine Water cooled induction power unit and transformer Technical parameter Model HGP-30 HGP-50 HGP-100 Rated Power Output 30KW 50KW 100KW Working Frequency 50-250Khz 200-400Khz 50-130Khz ...
  • China Wholesale Induction Heat Treating Equipment Pricelist - Induction bending machine – Duolin

    China Wholesale Induction Heat Treating Equipment Pricelist - Induction bending machine – Duolin

    Products Description Induction pipe bending process uses induction coil heats a narrow, circumferential section of the pipe to a temperature 850-1100 degrees Celsius (dependant on the material to be formed), the pipe is moved slowly through the induction coil whilst the bending force is applied by a fixed radius arm arrangement. Induction hot bender is known for its high quality, accuracy bending and cost savings. Induction bends provide bending of large sections – particularly pip...
  • China Wholesale Induction Pipe Bending Machine Quotes - Induction coil&Inductor – Duolin

    China Wholesale Induction Pipe Bending Machine Quotes - Induction coil&Inductor – Duolin

    Products Description Duolin designs and produce custom induction coils. Induction coil is the output work head of the induction heating system, also called inductor. Induction coil use to connect the induction heating machine with the heating workpiece,it is made of cooper tube usually,can be use for induction hot forging,brazing,induction quenching and pipe bending…. Induction coil is a critical component of the induction system. Coil’s inductance should match with heating machine, to a...
  • China Wholesale Induction Heating Element Manufacturers - Induction bending machine – Duolin

    China Wholesale Induction Heating Element Manufacturers - Induction bending machine – Duolin

    Products Description Induction pipe bending process uses induction coil heats a narrow, circumferential section of the pipe to a temperature 850-1100 degrees Celsius (dependant on the material to be formed), the pipe is moved slowly through the induction coil whilst the bending force is applied by a fixed radius arm arrangement. Induction hot bender is known for its high quality, accuracy bending and cost savings. Induction bends provide bending of large sections – particularly pip...
  • China Wholesale Induction Heating Copper Suppliers - DI water cooling system – Duolin

    China Wholesale Induction Heating Copper Suppliers - DI water cooling system – Duolin

    DI water cooling system Cooling water shall be free from impurities. DOT NOT use well water or river water .To prevent the scale formation, ensure good cooling result, and greatly reduce the failure rate,Soften Water or Distilled Water are strongly recommended as cooling water for induction equipment. PH: 7-8.5 Suspended solids<10mg/L Hardness<60mg/L Conductivity<500μA/cm3 Chloride ion:Average<60mg/L Sulfate ion<100mg/L Iron<2mg/L Solubilitysio2<6mg/L Dissolved solid<300mg/L ...
  • China Wholesale Induction Hardened Chrome Bar Factories - High frequency induction heating machine HGP-50 – Duolin

    China Wholesale Induction Hardened Chrome Bar Factories - High frequency induction heating machine HGP-50 – Duolin

    Products Description Power 30-300KW Work  Frequency 50-250Khz Digital display Constant power and current output Safe,Low voltage output PLC interface available for automatic work Wide inductance to connect with different heating coil 8 fault indicators to protect machine Water cooled induction power unit and transformer Technical parameter Model HGP-30 HGP-50 HGP-100 Rated Power Output 30KW 50KW 100KW Working Frequency 50-250Khz 200-400Khz 50-130Khz ...
  • China Wholesale Induction Pipe Bending Equipment Quotes - Induction forging machine – Duolin

    China Wholesale Induction Pipe Bending Equipment Quotes - Induction forging machine – Duolin

    Products Description Induction forging refers to use an induction heater to pre-heat metals before forging and forming.  Typically metals are heated to between 1,100 and 1,200 °C to increase their malleability and aid flow in the forging die. Induction produces less oxidation, easy to control heating temperature and time, heat rapidly, ensure good quality of forging work piece, protect tool of forging machine. Induction billet heating line for total heating Induction heating equi...
  • China Wholesale High Frequency Heater Pricelist - induction hardening machine – Duolin

    China Wholesale High Frequency Heater Pricelist - induction hardening machine – Duolin

    Products Description Induction hardening  is a form  of heat treatment in which a metal part is heated by electromagnetic induction and then quenched, increase the hardness and brittleness of metal part. Induction hardening equipment is widely used for the surface or inner hardening of steel. Induction hardening process can be done in two different ways: static and scan hardening Advantages of Induction hardening • No physical contact hardening • Scan/ Stationary hardening • Short t...
  • China Wholesale Induction Heating Metal Suppliers - Long bar heat treatment machine – Duolin

    China Wholesale Induction Heating Metal Suppliers - Long bar heat treatment machine – Duolin

    Products Description Long bar heat Treating is induction heating for bar hardening and tempering. Heat treatments available by induction hardening and tempering system, process includes heating and quenching, tempering and stress Relieving. Duolin long bar heat treating line can process bar diameter from 6-100mm, length from 1000-14000, meet small & big production capacity. Feature Environmentally-friendly:The main power for the induction heat treatment line is electric...
  • China Wholesale Induction Pipe Bending Pricelist - DI water cooling system – Duolin

    China Wholesale Induction Pipe Bending Pricelist - DI water cooling system – Duolin

    DI water cooling system Cooling water shall be free from impurities. DOT NOT use well water or river water .To prevent the scale formation, ensure good cooling result, and greatly reduce the failure rate,Soften Water or Distilled Water are strongly recommended as cooling water for induction equipment. PH: 7-8.5 Suspended solids<10mg/L Hardness<60mg/L Conductivity<500μA/cm3 Chloride ion:Average<60mg/L Sulfate ion<100mg/L Iron<2mg/L Solubilitysio2<6mg/L Dissolved solid<300mg/L ...
  • China Wholesale Hot Induction Bend Pricelist - DI water cooling system – Duolin

    China Wholesale Hot Induction Bend Pricelist - DI water cooling system – Duolin

    DI water cooling system Cooling water shall be free from impurities. DOT NOT use well water or river water .To prevent the scale formation, ensure good cooling result, and greatly reduce the failure rate,Soften Water or Distilled Water are strongly recommended as cooling water for induction equipment. PH: 7-8.5 Suspended solids<10mg/L Hardness<60mg/L Conductivity<500μA/cm3 Chloride ion:Average<60mg/L Sulfate ion<100mg/L Iron<2mg/L Solubilitysio2<6mg/L Dissolved solid<300mg/L ...
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