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

How does a thread rolling machine work

The Complete Guide to Zinc Plating: All You Need To Know

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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...

Thread Rolling

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...

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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 ...

Pros and Cons of Cold Forging and Hot Forging

Keywords : High Precision

China High Speed Self Drilling Screws Cold Forging Press 1 Die 2 Blow Cold Heading Machine manufacturer

High Speed Self Drilling Screws Cold Forging Press 1 Die 2 Blow Cold Heading Machine

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

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China High Speed Self Drilling Screws Cold Heading Machine manufacturer

High Speed Self Drilling Screws Cold Heading Machine

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

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China High Speed Cold Forging Press Heading Machine manufacturer

High Speed Cold Forging Press Heading Machine

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

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China High Speed 1 Die 2 BlowCold Heading Machine manufacturer

High Speed 1 Die 2 BlowCold Heading Machine

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

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China High Precision Automatic Thread Rolling Machine | High-Speed Cold Forming Threader for Bolts & Fasteners manufacturer

High Precision Automatic Thread Rolling Machine | High-Speed Cold Forming Threader for Bolts & Fasteners

This high-performance automatic thread rolling machine adopts advanced cold forming technology to produce precision threads on bolts, screws, studs and other fastener workpieces without chip removal. Compared with traditional thread cutting, the cold rolling process rearranges the metal grain structure, improving thread tensile strength by over 20% and delivering a mirror-like surface finish.

Equipped with a high-rigidity cast iron body and precision-ground spindle system, the machine maintains stable rolling force under long-term high-speed operation, ensuring consistent pitch diameter accuracy across batch production. The unique feeding mechanism eliminates jamming and reduces die wear, while the centralized lubrication system extends service life and lowers maintenance costs.

Suitable for mass production in fastener manufacturing, automotive parts, construction hardware and mechanical processing industries, it supports processing of metric, UNC, UNF and ACME thread profiles. The machine features simple setup, quick die change and low energy consumption, helping customers significantly improve production efficiency and reduce per-unit manufacturing costs.

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China One Die Two Blow  Heading  Making Machine CE manufacturer

One Die Two Blow Heading Making Machine CE

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 Threading Machine For Screw&Bolt Making  CE manufacturer

Threading Machine For Screw&Bolt Making CE

  • High-Speed Operation: Produces up to 100 sets per month for efficient production.
  • Durable Construction: Built for long-term use in construction workshops.
  • Flat Die Design: Ensures precise thread rolling for screws and bolts.
  • Customizable Options: Offers flexibility for various screw and bolt sizes.
  • Reliable Warranty: One-year warranty for peace of mind.
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China Fully Automactic Bolts and Nut Part Cold Forging Machine manufacturer

Fully Automactic Bolts and Nut Part Cold Forging Machine

high quality hydraulic forging press bolt making machine power hammer cold forging machine

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China Automatic Bolt Screw Making Multi Station manufacturer

Automatic Bolt Screw Making Multi Station

This multi-station cold heading machine is fully automatic cold forging equipment for fastener manufacturing. It can complete multiple forming processes in one machine, greatly improving production efficiency and reducing labor cost. The equipment runs stably with low failure rate, adopts precision casting body and high strength crankshaft structure, long service life. It can produce various standard bolts, screws, rivets, nuts and irregular special-shaped hardware without secondary cutting. Suitable for fastener factories, automotive hardware, construction fastener and electronics hardware workshops. We support customized station quantity, die size and production configuration according to customer workpiece requirements. We provide on-site installation guidance and long-term after-sales service.

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China M2 M3 High Speed Self Drilling Screws Machine manufacturer

M2 M3 High Speed Self Drilling Screws Machine

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

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China High Speed Screw Making  Machine CE manufacturer

High Speed Screw Making Machine CE

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

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China Automatic Cold Heading Screws Making Machines with PKO manufacturer

Automatic Cold Heading Screws Making Machines with PKO

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

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China Good Price Nut Bolt Making Machines Cold Forging 6 Stations Cold Former Nut Making Machines manufacturer

Good Price Nut Bolt Making Machines Cold Forging 6 Stations Cold Former Nut Making Machines

high capacity,high precision,full automatic,cold forging machine, nut making machine

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China Best Price Nut Bolt Making Machines Cold Forging 6 Stations Cold Former Nut Making Machines manufacturer

Best Price Nut Bolt Making Machines Cold Forging 6 Stations Cold Former Nut Making Machines

high capacity,high precision,full automatic,cold forging machine, nut making machine

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China Best Price Cold Forging Nut Bolt Making Machines manufacturer

Best Price Cold Forging Nut Bolt Making Machines

high capacity,high precision,full automatic,cold forging machine, nut making machine

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China 6 Stations Cold Former Nut Making Machines manufacturer

6 Stations Cold Former Nut Making Machines

high capacity,high precision,full automatic,cold forging machine, nut making machine

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China Automatic High Speed Steel Wire Nail Making Machine Z94 Series | Industrial Common Round Iron Nail Manufacturing Equipmen manufacturer

Automatic High Speed Steel Wire Nail Making Machine Z94 Series | Industrial Common Round Iron Nail Manufacturing Equipmen

This Z94 series high-speed automatic nail making machine is a professional industrial solution dedicated to mass production of common round wire nails. It adopts integrated cold forming technology, completing wire straightening, precision feeding, nail head heading, rod cutting and point forming automatically in one continuous workflow, effectively cutting manual labor cost and improving overall production efficiency.

The machine is built with a high-precision wire feeding mechanism and stable gear transmission system, featuring smooth material delivery, low running noise, low failure rate and long service life of core wearing parts. The heavy-duty cast iron body delivers excellent rigidity and shock absorption performance, ensuring stable and consistent operation even under long-term high-speed working conditions. Nail specifications can be flexibly adjusted by replacing corresponding molds, covering mainstream nail sizes for construction, woodworking and daily hardware scenarios.

Widely applied in hardware manufacturing factories, fastener production bases and nail processing enterprises, this nail making equipment can be linked with downstream polishing machines and packaging machines to form a complete automatic nail production line. We provide full-range technical support including installation guidance, operator training and lifelong spare parts supply, to secure stable and sustainable production for our global customers.

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China Automatic Multi-Station Cold Heading Machine High Precision Bolt Screw Making Machine for Fastener Manufacturing manufacturer

Automatic Multi-Station Cold Heading Machine High Precision Bolt Screw Making Machine for Fastener Manufacturing

This automatic multi-station cold heading machine is a professional industrial solution designed for high-volume manufacturing of bolts, screws and various standard & non-standard fasteners. It integrates automatic wire feeding, precision cold forging, one-step forming and automatic discharging, delivering stable and efficient production performance for fastener factories and hardware manufacturing enterprises.

Built with a heavy-duty cast iron frame and precision transmission structure, the machine supports 24-hour uninterrupted operation with low failure rate and high forming consistency. It is compatible with carbon steel, stainless steel and other common metal materials, and features a quick die change design to flexibly switch between different bolt specifications.

We provide full-range services including pre-sales technical consultation, on-site installation guidance, operator training and long-term spare parts supply, to ensure stable production and minimize downtime for our customers.

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China Rainbow Bolt Thread Rolling Machine Automatic Threading Machine with Manufacturing Price manufacturer

Rainbow Bolt Thread Rolling Machine Automatic Threading Machine with Manufacturing Price

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 Rainbow High Precision Flat Die Thread Rolling Machine for Bolt Screw manufacturer

Rainbow High Precision Flat Die Thread Rolling Machine for Bolt Screw

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 Rainbow High Speed Multi Station Spare Parts Making Machine manufacturer

Rainbow High Speed Multi Station Spare Parts Making 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 1 Die 2 Blow Screw Cold Heading Machine manufacturer

Rainbow High Speed 1 Die 2 Blow Screw Cold Heading 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 High Speed Automatic Thread Rolling Machine for Bolt Screw Fastener Manufacturing manufacturer

High Speed Automatic Thread Rolling Machine for Bolt Screw Fastener Manufacturing

This high-speed automatic thread rolling machine is purpose-built for mass external thread processing of bolts, screws, studs and various standard fasteners. Adopting mature cold rolling forming technology, it delivers high production efficiency, superior thread surface finish and enhanced thread load-bearing strength, making it a reliable choice for fastener factories, hardware workshops and auto parts manufacturers.

The machine features an integral cast steel fuselage and optimized transmission structure, ensuring stable operation, low vibration and low failure rate even during long hours of continuous high-speed production. The precision-machined die mounting structure guarantees accurate die alignment, producing uniform, standard and smooth threads with excellent dimensional consistency that meets international fastener quality standards.

It is compatible with a wide range of metal materials including carbon steel, stainless steel, copper and aluminum, and supports processing of metric threads, inch threads and straight knurling. The matched automatic feeding system effectively reduces labor intensity and improves production consistency, fully adapting to large-scale batch production.

We provide full-range supporting services covering installation guidance, on-site operator training, rolling die matching consultation and long-term after-sales technical support. Customized configurations are also available to fit customers' specific production needs.

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China Automatic High Speed Thread Rolling Machine Cold Heading Thread Roller for Bolts Screws Fasteners manufacturer

Automatic High Speed Thread Rolling Machine Cold Heading Thread Roller for Bolts Screws Fasteners

Product Overview Harbin Rainbow automatic thread rolling machine is professional cold forming equipment for external thread mass production. It is specially designed for manufacturing bolts, screws, studs, threaded rods and various fastener workpieces. Adopting advanced chipless cold rolling technology, it delivers high-efficiency thread forming with excellent thread strength, surface finish and dimensional consistency.

Core Advantages

  1. Integrated with PLC control system and automatic vibratory feeding mechanism, the machine realizes fully automated continuous operation, which greatly reduces labor cost and improves production stability.
  2. High-rigidity cast iron body and precision transmission structure ensure low vibration and stable performance under long-term high-speed operation, guaranteeing uniform thread precision and stable product quality.
  3. It supports a wide range of thread specifications and metal materials. Thread roller dies can be replaced quickly to switch between different products, with strong production flexibility.
  4. Chipless cold forming process saves raw materials and reduces energy consumption, making it an ideal choice for fastener factories pursuing large-scale, low-cost mass production.

Application Fields Widely applied in fastener manufacturing, hardware processing, automotive parts, construction hardware and general machinery industries, suitable for producing all kinds of standard and non-standard threaded workpieces.

Service Support We provide tailored solutions based on your product specifications and output demands, along with one-stop services including installation debugging, operation training, 12-month quality warranty and lifelong remote technical support.

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