Used rainbow

Trusted Seller
Mesh Belt Heat Treatment Tempering Furnace for Fasteners
- Manufacturer: Rainbow
Harbin Rainbow Technology Co., Ltd. is a leading fastener equipments supplier in China. The main business is manufacturing cold forging machine, such as Bolt Maker, Nut Maker, Heading Machine, Thread Rolling Mach...
Heilongjiang, China
Trusted Seller
Full Automatic PLC Control Galvanizing Machine
- Manufacturer: Rainbow
Barrel plating automatic production line can be adapted to a variety of small parts, standard parts and various types of plating needs substantial increase in labor productivity. Plating has been provided to expe...
Heilongjiang, China
Trusted Seller
2023 Harbin Rainbow Technology RB400
- Manufacturer: Rainbow
Features of mesh belt furnace line: Less Energy Consumption, Bigger Production; More Energy Saving; Longer Equipment Service Life. Use the Application： Widely used for the mechnical parts of automobile fitting...
Jiangsu, China
Trusted Seller
Full Automatic PLC Control Zinc Plating Line
- Manufacturer: Rainbow
Barrel plating automatic production line can be adapted to a variety of small parts, standard parts and various types of plating needs substantial increase in labor productivity. Plating has been provided to expe...
Heilongjiang, China
Trusted Seller
Rainbow chrome and nickel electroplating line
- Manufacturer: Rainbow
Automatic electroplating production line runs fast and stably with high output and stable quality.In the operation of various electroplating processes, there is hardly any manual operation, but all electroplating...
Wuxi, China
Trusted Seller
Continuous Mesh Belt Furnace RB-200
- Manufacturer: Rainbow
Hardening medium: Oil quenching Products: Standard fasteners The Continuous Mesh Belt Heat Treatment Furnace is composed of Lifting Feeding Machine, Weighting Device, Pre-Water Immersion Type Washer, Vibration ...
Harbin, China
Trusted Seller
2025 Automatic Zinc Plating Line Galvanizing Production Line Galvanizing Line
- Manufacturer: Rainbow
Automatic electroplating production line runs fast and stably with high output and stable quality.In the operation of various electroplating processes, there is hardly any manual operation, but all electroplating...
Harbin, China
Trusted Seller
Gas Controlled Heat Treatment Furnace RB-500
- Manufacturer: Rainbow
Mainly applied in spheroidizing annealing for wire coil of low-carbon steel, alloy steel, and bearing steel. It meets the deep processing requirement of the mechanical properties of steel after heatment.It acquir...
Harbin, China
Trusted Seller
Electric Annealing Furnace RB-400
- Manufacturer: Rainbow
Widely used for the mechanical parts of automobile fittings,chains,bearings and tools etc.To realize the continuous heat-treatment operations of automatic loading,carburizing,quenching,rinsing,tempering,dyeing an...
Harbin, China
Trusted Seller
Electric Controlled Heat Treatment Furnace RB-150
- Manufacturer: Rainbow
1,furnace insulation materials imported from Japan: insulation bricks B5, anti-carburizing brick LBK-23, paste imported from Japan P-150; 2, electrical parts: Adopts Schneider inverter, relays, contactors; PLC pr...
Harbin, China
Trusted Seller
Continuous quenching furnace RB-300
- Manufacturer: Rainbow
Mid/high carbon steel capacity(kg/hr): 352-385 | Mid/high carbon steel capacity(t/month): 220-242 | Low carbon steel capacity/hour(kg/hr): 204-240 | Low carbon steel capacity/hour(t/month): 127-150 | Total power...
Harbin, China
Trusted Seller
Best quality automatic Conveyor machine for bolt and nut fasteners
- Manufacturer: Rainbow
The main role of the conveyor is to rely on its belt to transport the workpiece to the next process is to have a motor to provide power through the frequency converter or speed ratio control to adjust the require...
Harbin, China
Trusted Seller
Rainbow Automatic Zinc Plating Line
- Manufacturer: Rainbow
The main configuration1, PLC machine adopts Japanese Mitsubishi Electric Corporation products;2, inverter by Japan's Mitsubishi Electric Corporation products;3, touch screen with Kunlun-state electrical company's...
Zhejiang, China
Trusted Seller
Industrial Hardening Induction Heating Quenching Annealing Mesh Belt Furnace Line
- Manufacturer: Rainbow
1.Magnetic Feeding device 2.Pre-Washing tank 3.Hardening furnace 800*10000*100 4.Quenching tank with lifting 5.De-oiling device 6.Post-washing tank 7.Tempering furnace 1000*10000*200 8.Electric cabinet( wi...
Harbin, China
Trusted Seller
Spare Parts Metal Part Heat Treatment Line Customized Mesh Belt Furnace
- Manufacturer: Rainbow
1,furnace insulation materials imported from Japan: insulation bricks B5, anti-carburizing brick LBK-23, paste imported from Japan P-150; 2, electrical parts: Adopts Schneider inverter, relays, contactors; PLC pr...
Harbin, China