- Trusted Seller
2022 Hardening Heat Treatment Furnace for Bearing Roller and Fasteners
- Manufacturer: Rainbow
Specification: No. Model Working Dimension(mm) Capacity(kgs/h) 0# RB-150 300*4000 hardening 150, carburizing 60 1# RB-200 400*5000 hardening 200, ...
Heilongjiang, China - Trusted Seller
Trustworthy Roller Type Mesh Belt Furnace Heat Treatment Equipment
- Manufacturer: Rainbow
Company Profile Harbin Rainbow Technology Co.,Ltd is one of the biggest fastener equipment dealer and manufacturer in China. We have invested one Cold former factory(Ningbo), one Thread rolling machine factory(Ni...
Heilongjiang, 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
Automatic Heat Treatment Furnace
- Manufacturer: Rainbow
Our Furnace is widely uesd in carbusintering,hardening, Carbo-Nitriding and Atmosphere,heat treatment for various components of Small and Medium-sized metal .It is operated by automation.Operates simply, easy mai...
Heilongjiang, China - Trusted Seller
Continuous Hardening Furnace for Fasteners
- Manufacturer: Rainbow
Our Furnace is widely uesd in carbusintering,hardening, Carbo-Nitriding and Atmosphere,heat treatment for various components of Small and Medium-sized metal .It is operated by automation.Operates simply, easy mai...
Heilongjiang, China - Trusted Seller
Factory Made Continuous Quenching Furnace with CE
- Manufacturer: Rainbow
Our Furnace is widely uesd in carbusintering,hardening, Carbo-Nitriding and Atmosphere,heat treatment for various components of Small and Medium-sized metal .It is operated by automation.Operates simply, easy mai...
Heilongjiang, China - Trusted Seller
Good Quenching Furnace Supplier in China
- Manufacturer: Rainbow
Our Furnace is widely uesd in carbusintering,hardening, Carbo-Nitriding and Atmosphere,heat treatment for various components of Small and Medium-sized metal .It is operated by automation.Operates simply, easy mai...
Heilongjiang, China - Trusted Seller
Hot Sale Continuous Quenching Furnace
- Manufacturer: Rainbow
Our Furnace is widely uesd in carbusintering,hardening, Carbo-Nitriding and Atmosphere,heat treatment for various components of Small and Medium-sized metal .It is operated by automation.Operates simply, easy mai...
Heilongjiang, China - Trusted Seller
Hot Sale Fasteners Hardening Furnace Heat Treatment Equipment
- Manufacturer: Rainbow
Our Furnace is widely uesd in carbusintering,hardening, Carbo-Nitriding and Atmosphere,heat treatment for various components of Small and Medium-sized metal .It is operated by automation.Operates simply, easy mai...
Heilongjiang, China - Trusted Seller
Continuous Hardening Furnace for Drywall Screws
- Manufacturer: Rainbow
Our Furnace is widely uesd in carbusintering,hardening, Carbo-Nitriding and Atmosphere,heat treatment for various components of Small and Medium-sized metal .It is operated by automation.Operates simply, easy mai...
Heilongjiang, China - Trusted Seller
Fully Automatic Continous Annealing Furnace
- Manufacturer: Rainbow
Our Furnace is widely uesd in carbusintering,hardening, Carbo-Nitriding and Atmosphere,heat treatment for various components of Small and Medium-sized metal .It is operated by automation.Operates simply, easy mai...
Heilongjiang, China - Trusted Seller
Fully Automatic Quenching Furnace for Screws
- Manufacturer: Rainbow
Our Furnace is widely uesd in carbusintering,hardening, Carbo-Nitriding and Atmosphere,heat treatment for various components of Small and Medium-sized metal .It is operated by automation.Operates simply, easy mai...
Heilongjiang, China - Trusted Seller
Continuous Mesh-Belt Tempering and Quenching Furnace
- Manufacturer: Rainbow
Our Furnace is widely uesd in carbusintering,hardening, Carbo-Nitriding and Atmosphere,heat treatment for various components of Small and Medium-sized metal .It is operated by automation.Operates simply, easy mai...
Heilongjiang, China - Trusted Seller
High Quality Heat Treatment Electric Hardening Mesh Belt Furnace Line
- Manufacturer: Rainbow
Main features: less energy consumption, bigger production, more energy saving, longer equipment service life ,roller space step is 225mm, reducing affordability of each roller, insulation work.
Heilongjiang, China - Trusted Seller
High Production Automatic Hardening Continuous Annealing Mesh Belt Furnace Line
- Manufacturer: Rainbow
Main features: less energy consumption, bigger production, more energy saving, longer equipment service life ,roller space step is 225mm, reducing affordability of each roller, insulation work. Q: Why should you ...
Heilongjiang, China

