his automatic nut cold heading forming machine is a high performance special equipment designed for mass production of various standard and non standard nuts. Adopting advanced multi station cold forging technology it integrates feeding heading forming and discharging automatically realizing high efficiency and high precision one time forming.

Widely used in fastener manufacturing hardware processing automotive parts construction hardware and other industries the machine can process carbon steel stainless steel alloy steel and other metal materials with stable operation low failure rate and long service life. It is an ideal equipment for nut production enterprises to improve production capacity and product quality.

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!

This automatic cold heading machine is specially designed for mass production of screw and bolt heads. Adopting one-die two-blow forming process, it delivers stable heading precision, high production efficiency and low failure rate. Suitable for processing carbon steel, stainless steel and alloy steel wires, it is widely used in fastener manufacturing plants for various standard and custom fastener head forming

This cold heading machine (heading machine) is specialized equipment for fastener head cold forging. It cuts steel wire and forms screw/bolt heads in one station. Widely used for manufacturing standard and non-standard fasteners. Our machine adopts one die two blow structure, featuring high efficiency, stable performance and long service life. It is the core equipment matched with thread rolling machine to complete full screw production line.

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

high quality hydraulic forging press bolt making machine power hammer 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!

Our industrial-grade automatic cold heading machine is professional cold forming equipment dedicated to fastener and metal part manufacturing. It completes head forming, diameter reducing and step shaping through room-temperature cold extrusion, replacing traditional cutting and turning processes. This technology retains the complete metal fiber structure of workpieces, greatly improving material utilization, production efficiency and the mechanical strength of finished products.

Equipped with a precision transmission system and PLC control unit, the machine delivers stable operation, high forming accuracy and excellent batch consistency. It is the ideal production solution for mass manufacturing of standard and non-standard fasteners in professional fastener factories and hardware processing plants.

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

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

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

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

high quality hydraulic forging press bolt making machine power hammer 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!

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

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

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

Our RB series multi station cold heading machine is professional cold forging equipment specially designed for mass production of bolts nuts screws rivets and all kinds of standard and special fasteners. With advanced chipless cold forming technology the machine keeps complete metal grain flow of raw materials so finished fasteners own higher tensile strength and fatigue resistance compared with cutting processing which also saves raw material cost without any waste.

Equipped with multi station integrated forming structure the machine can finish multiple forming procedures in one single pass to greatly improve production efficiency and reduce manual operation cost. The whole machine body adopts one piece high grade cast iron with strong rigidity to ensure low vibration and stable running under long time 24 hour continuous working. Core forming molds are made of high wear resistant alloy steel with long service life and easy replacement.

This cold heading machine supports processing multiple metal materials including carbon steel stainless steel copper and aluminum. It can match different production demands of fastener factories hardware plants auto accessory manufacturers and construction hardware suppliers. We provide customized services including die matching voltage adjustment and production line layout design to fit different workshop conditions.

Harbin Rainbow Technology has more than 20 years experience in fastener machinery manufacturing. All machines will pass strict full inspection before delivery. We supply complete after sales service including remote video guidance online technical support and optional on site installation commissioning and worker training. Lifelong spare parts supply and technical consultation are available for all our clients all over the world.

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.

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.

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.