New Rainbow Processing in China

Trusted Seller
Rainbow High Speed Spring Washer Production Line
- Manufacturer: Rainbow
COMPANY PROFILE Harbin Rainbow Technology Co., Ltd. is a leading fastener equipment supplier in China. The main business is manufacturing cold forging machine, such as Bolt Maker, Nut Maker, Heading Machine, Thr...
Zhejiang, 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
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
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
High Capacity Electroplating Production Line Galvanizing line for parts
- 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...
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
Reciprocating Non-Standard Nut Tapping Machine with Mold and Cooling System
- Manufacturer: Rainbow
Product Parameters The advantages of our products : 1. price lower 10% than your current supplier on the same quality. 2 . more 20 years experience . 3 . B usiness varieties with more than 20 product categories, ...
Heilongjiang, China
Trusted Seller
High Speed Model Nut Tapping Machine 4 Spindle Nut Tapper
- Manufacturer: Rainbow
Product Parameters The advantages of our products : 1. price lower 10% than your current supplier on the same quality. 2 . more 20 years experience . 3 . B usiness varieties with more than 20 product categories, ...
Heilongjiang, China
Trusted Seller
High Speed 4 Axis Nut Tapping Machine for Hex Nuts
- Manufacturer: Rainbow
Product Parameters The advantages of our products : 1. price lower 10% than your current supplier on the same quality. 2 . more 20 years experience . 3 . B usiness varieties with more than 20 product categories, ...
Heilongjiang, China
Trusted Seller
Two Axis Four Axis Tapping Machines for Hex Nuts
- Manufacturer: Rainbow
Product Parameters The advantages of our products : 1. price lower 10% than your current supplier on the same quality. 2 . more 20 years experience . 3 . B usiness varieties with more than 20 product categories, ...
Heilongjiang, China
Trusted Seller
New Design Reciprocating Tapping Machine 4 Spindle
- Manufacturer: Rainbow
Product Parameters The advantages of our products : 1. price lower 10% than your current supplier on the same quality. 2 . more 20 years experience . 3 . B usiness varieties with more than 20 product categories, ...
Heilongjiang, China
Trusted Seller
High Production Power Hammer Screws Bolts Making Cold Forging Machine
- 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
Heat Treatment Furnace Annealing Oven
- Manufacturer: Rainbow
Model NO. RB-805-A After-sales Service Online Support Warranty 12 Months Customized Customized Condition NEW Power Source Electric Automatic Grade ...
Heilongjiang, China
Trusted Seller
Continuous Blackening Furnace Mesh Belt Furnace
- Manufacturer: Rainbow
The main business is manufacturing cold forging machine, Bolt Maker, Nut Maker, Part Former, Screw Heading Machine, Thread Rolling Machine, Wire Drawing Machine and Mesh Belt Furnace, Zinc plating plant. etc. Qui...
Heilongjiang, China
Trusted Seller
Advanced Quenching Furnace Automatic Mesh Belt Furnace
- Manufacturer: Rainbow
The main business is manufacturing cold forging machine, Bolt Maker, Nut Maker, Part Former, Screw Heading Machine, Thread Rolling Machine, Wire Drawing Machine and Mesh Belt Furnace, Zinc plating plant. etc. Qui...
Heilongjiang, China