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Harbin Rainbow Technology Co., Ltd.Address:C2-02 Handi Building,Songbei Distr.,Harbin,ChinaPostal Code:150028Web site address:http://www.fastenerequip... Contact Now
News

Difference between hot dip zinc and hot dip galvanising

Hot-dip zincing and hot-dip galvanising are two different processes for corrosion protection of metals, with hot-dip zincing usually providing better ...

China factory price and Advanced Automatic Screw Maker Thread Rolling Machine

Product Descriptionview more >>Frequently bought togetherHigh Speed Thread Rolling Machine Factory Price Thread Roller Hot Sale Thread Machine$4,800.0...

hot forging furnace induction heating machine ipsen furnace mesh belt

Harbin Rainbow Technology Co.,Ltd is one of the biggest fastener equipment dealer and manufacturer in China. We have invested one Cold former factory(...

Max diameter one key molding nut drilling machine 2 spindle nut tapping machine

Nut tapping machine is a kind of mechanical processing equipment that processes internal threads, screws or teeth in the inner side of the holes of th...

What's self-tapping screw?

Self-tapping screws: similar to machine screws, but the threads on the screw for special self-tapping screws with threads. Used to fasten the connecti...

High speed installation cold forging machine bolts and nuts making machine for screw

Analysis of the principle and function of spring washers

In all kinds of mechanical connections, the anti-loosening of bolts is a very important link, and there are many ways to prevent loosening of bolts in...

Hot popular Cold Forging machine bolt forming machine with inveter for good design

Harbin Rainbow Technology Co.,Ltd is one of the biggest fastener equipment dealer and manufacturer in China. We have invested one Cold former factory(...

International Fastener Exhibition in New Delhi, India

It is a professional fastener exhibition in Southeast Asia FASTNER FAIR INDIA is a professional fastener exhibition in Southeast Asia, and also mainta...

RBF 64S cold heading machine Latest production bolt former machine for anchor

Harbin Rainbow Technology Co.,Ltd is one of the biggest fastener equipment dealer and manufacturer in China. We have invested one Cold former factory(...
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Products
China Continuous mesh belt furnace manufacturer

Continuous mesh belt furnace

China 4 Spindle  Automatic Tapping Machine manufacturer

4 Spindle Automatic Tapping Machine

China Automatic High Speed Screw Cold Heading Machine manufacturer

Automatic High Speed Screw Cold Heading Machine

China Six Die Nut and Part Forging Machine manufacturer

Six Die Nut and Part Forging Machine

China 4 Station Bolt Making Machine manufacturer

4 Station Bolt Making Machine

Factory More

  • About Rainbow

    Our company comes from China National Machinery Import and Export Corp. Harbin branch. By many years market development and experience accumulation,n...
  • Overseas Business

    Wehave attended many mainland & overseas exhibitions, such as Puneexhibitions , Mumbai exhibitions, and Shanghai exhibitions. Now we give some picture...
  • Corporate Responsibility

    We are committed to integrating corporate and social responsibility andthe principle of sustainable development into business operation andmaking cont...

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