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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
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What is Cold Forging – Cold Forging Process, Materials, Uses, Advantages & Disadvantages

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 ...

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...

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

Working principle of nut tapping machine

Nut tapping machine is a kind of machining equipment that processes internal threads, screws or teeth buckles on the inner side of the holes of variou...

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...

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(...

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...

Tightening bolts can not be ignored friction can cause problems to solve the problem

fortensionbolt, The friction force is a factor to be reckoned with. Bolt friction joint has been in existence, it may be part of the reason that cause...

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...

Keywords : Made in China

China 6 Station Nut Forging Machine Hex Nuts Former Nut Making Machine manufacturer

6 Station Nut Forging Machine Hex Nuts Former Nut Making Machine

The company covers an area of 15,000 square meters, has 30 years of cold heading machine production history, is the first batch of production of cold machines in China

The old factory. Through the continuous improvement of technology and the introduction of foreign advanced technology, the multi-station cold heading machine and cold heading die are manufactured

Compact structure and high rigidity, easy operation and maintenance. The use of this equipment can simplify the production process, improve the efficiency and material benefit

The rate is as high as 88-91%, the precision is high, the strength is good, and the economic benefit of the enterprise is remarkable.

The main models of cold heading machine are: standard cold heading machine, six-mold bearing cold heading machine, multi-station elongated cold heading machine, screw and nut forming machine, gear drum type large cold heading machine, etc., can be customized and installed according to customer requirements.

The production of cold header is used in automotive, aerospace, mechanical basic industry parts (such as chains, fasteners, bearings,

Socket wrenches, tools, screws and nuts) and other types of standard parts, shaped, complex non-standard parts of cold extrusion, a wide range of applications. Our company as the production of cold heading machine, multi-station cold heading machine, screw and nut machine professional manufacturers, advanced equipment, excellent technology, excellent product quality, comprehensive after-sales service.

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China M6-M24 Nut Tapping Machine 2 Spindle 4 Spindle Nut Threading Machine manufacturer

M6-M24 Nut Tapping Machine 2 Spindle 4 Spindle Nut Threading Machine

Harbin Rainbow Technology Co.,Ltd is one of the biggest fastener equipment dealer and manufacturer in China.
We have more than 30 years experiences in supplying all kinds of fastener equipment, such as Bolt Maker, Nut Maker, Cold Heading Machine, Thread Rolling Machine, Wire Drawing Machine, Heat Treatment Furnace and Zinc Plating line, etc. to customers all over the world.

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China High Speed Cold Screw Header Cold Heading Machine Screw Making Machine manufacturer

High Speed Cold Screw Header Cold Heading Machine Screw Making Machine

Harbin Rainbow Technology Co. , Ltd comes from China National Machinery Import and Export Corp. Harbin branch. 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. We have our own factories in China, so you don't have to worry about the source of goods.

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China Full Automatic Heading Machine Good Quality Screw Making Machine manufacturer

Full Automatic Heading Machine Good Quality Screw Making Machine

Harbin Rainbow Technology Co. , Ltd comes from China National Machinery Import and Export Corp. Harbin branch. 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. We have our own factories in China, so you don't have to worry about the source of goods.

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China High Speed 1 die 2 blow cold heading machine Screw Making Machine manufacturer

High Speed 1 die 2 blow cold heading machine Screw Making Machine

Place of Origin: China
Application: Machinery & Hardware & Others
Condition: New
Video outgoing-inspection: Provided
Machinery Test Report: Provided
Marketing Type: Ordinary Product
Warranty of core components: One Year
Brand Name: Rainbow
Voltage: 380V
Warranty: One Year
Applicable Industries: Manufacturing Plant, Machinery Repair Shops, Other.
Packaging Details: Plywood Cases

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China 2 Spindle 4 Spindle Nut Thread Rolling Machine Nut Tapping Machine manufacturer

2 Spindle 4 Spindle Nut Thread Rolling Machine Nut Tapping Machine

Harbin Rainbow Technology Co.,Ltd is one of the biggest fastener equipment dealer and manufacturer in China.
We have more than 30 years experiences in supplying all kinds of fastener equipment, such as Bolt Maker, Nut Maker, Cold Heading Machine, Thread Rolling Machine, Wire Drawing Machine, Heat Treatment Furnace and Zinc Plating line, etc. to customers all over the world.

We can supply high quality automatic nut tapping machine, It can be a good substitute for manual assembly, saving time and effort.

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China 5 Stations Part Former Machine Cold Forging Machines Bolt Making Machine manufacturer

5 Stations Part Former Machine Cold Forging Machines Bolt Making Machine

Automatic bolt making machine is a specialized machine with the advantages of high precision, high productivity and high automation.

Our bolt former is highly praised by customers all over the world. It's been widely use in famous fastener factories home and abroad. Look forward to cooperate with you!.

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China Cheap Price High Speed Steel Nail Maker Steel Nail Making Machine manufacturer

Cheap Price High Speed Steel Nail Maker Steel Nail Making Machine

Harbin Rainbow Technology Co.,Ltd is one of the biggest fastener equipment dealer and manufacturer in China.
We have more than 30 years experiences in supplying all kinds of fastener equipment, such as Bolt Maker, Nut Maker, Cold Heading Machine, Thread Rolling Machine, Wire Drawing Machine, Heat Treatment Furnace and Zinc Plating line, etc. to customers all over the world.

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China Best Price High Speed M10-M12 Nut Former Nut Forging Machine manufacturer

Best Price High Speed M10-M12 Nut Former Nut Forging Machine

High speed nut former, nut making machine,nut forging machine to make hex,flange, nylock nut and special nut parts.

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China Rainbow High Speed Nail Making Machine manufacturer

Rainbow High Speed Nail Making Machine

Nail making machine This machine is advanced in design, compact in structure, beautiful in appearance, easy to use, safe in operation, high speed and ...

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China Rainbow Automatic 4 Station Bolt Making Machine Hot Sale Screw Cold Forging Machine manufacturer

Rainbow Automatic 4 Station Bolt Making Machine Hot Sale Screw Cold Forging Machine

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(Ningbo), one Heat treatment furnace factory(Suqian) and one Electro plating equipment factory(Wuxi).

We have more than 30 years experiences in supplying all kinds of fastener equipment, such as Bolt Maker, Nut Maker, Cold Heading Machine, Thread Rolling Machine, Wire Drawing Machine, Heat Treatment Furnace and Zinc Plating line, etc. to customers all over the world, With our reputation increasing and our team becoming more professional, we have experienced a significant growth in business during the recent years.

Nowadays, more and more reputed companies compete in a long-term cooperation with us.We abide by the principles of honesty, credibility, and mutual-benefit. Our motto is “ONCE BUSINESS, FOREVER FRIENDS”, we will do our best to serve clients at home and abroad. Due to our top-notch professional knowledge and rich trad experience, we have seen our market developing ability and actual business growth with an increasingly faster pace. We sincerely look forward to working with you. Let's build a great future together!

More
China Rainbow Multi Station Spare Parts Cold Forming Machine manufacturer

Rainbow Multi Station Spare Parts Cold Forming Machine

High speed nut former, nut making machine,nut forging machine to make hex,flange, nylock nut and special nut parts.

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China Rainbow Automatic Spring Washer Making Machine Hot Sale Cutting Machine manufacturer

Rainbow Automatic Spring Washer Making Machine Hot Sale Cutting Machine

Rainbow full production of Spring washer making machine. we have all sizes equipment for 3mm, up to above 33mm spring washers.

We can provide a whole line to make spring washer. The spring wahser production line contains cutting machine, belt wire drawing machine, rolling up machine, coil collection machine.

 Spring washer machine it include three parts :

1 step,drawing the round wire to belt wire machine.

2 step,rolling up machine.

3 step, cutting machine.

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China Rainbow Automatic Screw Cold Heading Machine High Speed Bolt Header manufacturer

Rainbow Automatic Screw Cold Heading Machine High Speed Bolt Header

Place of Origin: China
Application: Machinery & Hardware & Others
Condition: New
Video outgoing-inspection: Provided
Machinery Test Report: Provided
Marketing Type: Ordinary Product
Warranty of core components: One Year
Brand Name: Rainbow
Voltage: 380V
Warranty: One Year
Applicable Industries: Manufacturing Plant, Machinery Repair Shops, Other.
Packaging Details: Plywood Cases

More
China 2025 Rainbow High Speed 4 Spindle Nut Tapping Machine Automatic Nut Tapper manufacturer

2025 Rainbow High Speed 4 Spindle Nut Tapping Machine Automatic Nut Tapper

Harbin Rainbow Technology Co.,Ltd is one of the biggest fastener equipment dealer and manufacturer in China.
We have more than 30 years experiences in supplying all kinds of fastener equipment, such as Bolt Maker, Nut Maker, Cold Heading Machine, Thread Rolling Machine, Wire Drawing Machine, Heat Treatment Furnace and Zinc Plating line, etc. to customers all over the world.

More
China Rainbow Customized Fasteners Barrel Electroplating Line manufacturer

Rainbow Customized Fasteners Barrel Electroplating Line

Free design,Provide quotation list, process chart, lay out drawing, video to see more details
We have specialized in surface treatment equipment for more than 20 years
 

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China Rainbow Factory Price Screw Cold Heading Machine Screw Making Machines manufacturer

Rainbow Factory Price Screw Cold Heading Machine Screw Making Machines

Multi stations Metal Forging Machinery Cold Header Heading Machine Screw Making Machines cold heading machine price

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China Chinese Supplier Automatic Spring Making Machine manufacturer

Chinese Supplier Automatic Spring Making Machine

Rainbow full production of Spring washer making machine. we have all sizes equipment for 3mm, up to above 33mm spring washers.

We can provide a whole line to make spring washer. The spring wahser production line contains cutting machine, belt wire drawing machine, rolling up machine, coil collection machine.

 Spring washer machine it include three parts :

1 step,drawing the round wire to belt wire machine.

2 step,rolling up machine.

3 step, cutting machine.

More
China full automatic 500kg per hour fasteners barrel electroplating line manufacturer

full automatic 500kg per hour fasteners barrel electroplating line

Free design,Provide quotation list, process chart, lay out drawing, video to see more details
We have specialized in surface treatment equipment for more than 30 years
 

More
China China high quality cold heading machine screw making machine manufacturer

China high quality cold heading machine screw making machine

Place of Origin: China
Application: Machinery & Hardware & Others
Condition: New
Video outgoing-inspection: Provided
Machinery Test Report: Provided
Marketing Type: Ordinary Product
Warranty of core components: One Year
Brand Name: Rainbow
Voltage: 380V
Warranty: One Year
Applicable Industries: Manufacturing Plant, Machinery Repair Shops, Other.
Packaging Details: Plywood Cases

More
China China good factory supply M10-M12 nut former nut forging machine manufacturer

China good factory supply M10-M12 nut former nut forging machine

High speed nut former, nut making machine,nut forging machine to make hex,flange, nylock nut and special nut parts.

More
China China hot sale good price M6-M8 fully automatic nut making machine manufacturer

China hot sale good price M6-M8 fully automatic nut making machine

High speed nut former, nut making machine,nut forging machine to make hex,flange, nylock nut and special nut parts.

More
China China good factory good price cold heading machine screw making machine manufacturer

China good factory good price cold heading machine screw making machine

Multi stations Metal Forging Machinery Cold Header Heading Machine Screw Making Machines cold heading machine price

More
China China good price automatic RBF84S bolt maker bolt making machine manufacturer

China good price automatic RBF84S bolt maker bolt making machine

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(Ningbo), one Heat treatment furnace factory(Suqian) and one Electro plating equipment factory(Wuxi).

We have more than 30 years experiences in supplying all kinds of fastener equipment, such as Bolt Maker, Nut Maker, Cold Heading Machine, Thread Rolling Machine, Wire Drawing Machine, Heat Treatment Furnace and Zinc Plating line, etc. to customers all over the world, With our reputation increasing and our team becoming more professional, we have experienced a significant growth in business during the recent years.

Nowadays, more and more reputed companies compete in a long-term cooperation with us.We abide by the principles of honesty, credibility, and mutual-benefit. Our motto is “ONCE BUSINESS, FOREVER FRIENDS”, we will do our best to serve clients at home and abroad. Due to our top-notch professional knowledge and rich trad experience, we have seen our market developing ability and actual business growth with an increasingly faster pace. We sincerely look forward to working with you. Let's build a great future together!

More
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