Leading Chinese fastener equipment dealers!
Harbin Rainbow Technology Co., Ltd.
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.
high quality hydraulic forging press bolt making machine power hammer cold forging machine


|
Model |
Unit |
RBF-105S |
|
Forging force |
Kgs |
98000 |
|
Max cut-off dia |
mm |
12 |
|
Max cut off length |
mm |
133 |
|
Speed range |
pcs/min |
90-150 |
|
P.K.O Stroke |
mm |
20 |
|
K.O stroke |
mm |
110 |
|
Main slide stroke |
mm |
190 |
|
Main motor |
kw |
30 |
|
Cut-off die size |
mm |
45*59L |
|
Punch die size |
mm |
53*115L |
|
Main die size |
mm |
75*135L |
|
Die pitch |
mm |
94 |
|
Main weight |
kgs |
20000 |
|
Normal bolt size |
mm |
6-10 |
|
Shank length of blank |
mm |
15-100 |
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!
MoreChina manufacturer nuts and bolts cold forging machine power hammer forging hex bolt making machine
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|
Model |
Unit |
RBF-164S |
RBF-204L | RBF-254SL |
|
Forging force |
Kgs |
220,000 |
380,000 | 450,000 |
|
Max cut-off dia |
mm |
18 |
23 | 26 |
|
Max cut off length |
mm |
195 |
240 | 255 |
|
Speed range |
pcs/min |
70-110 |
50-80 | 40-70 |
|
P.K.O Stroke |
mm |
30 |
45 | 35 |
|
K.O stroke |
mm |
170 |
220 | 215 |
|
Main slide stroke |
mm |
260 |
346 | 330 |
|
Main motor |
kw |
55 |
75 | 110 |
|
Cut-off die size |
mm |
60*90L |
75*120L | 80*130L |
|
Punch die size |
mm |
75*185L |
90*215L | 120*270L |
|
Main die size |
mm |
100*190L |
125*240L | 140*250L |
|
Die pitch |
mm |
120 |
140 | 160 |
|
Main weight |
kgs |
40,000 |
62,000 | 103,000 |
|
Normal bolt size |
mm |
10-16 |
12-20 | 14-25.4 |
|
Shank length of blank |
mm |
20-150 |
25-200 | 35-200 |
high quality hydraulic forging press bolt making machine power hammer cold forging machine
MoreOur 3 Die 6 Blow cold heading machine is multi-station automatic cold forging equipment designed for mass production of screws, bolts and rivets. Adopting integrated die set and stable mechanical structure, it completes cutting, pre-forming and heading in one single procedure.
Features:


high quality hydraulic forging press bolt making machine power hammer cold forging machine
Morehigh quality hydraulic forging press bolt making machine power hammer cold forging machine
Morehigh quality hydraulic forging press bolt making machine power hammer cold forging machine
Morehigh quality hydraulic forging press bolt making machine power hammer cold forging machine
Morehigh quality hydraulic forging press bolt making machine power hammer cold forging machine
Morehigh quality hydraulic forging press bolt making machine power hammer cold forging machine
MoreHarbin 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!
Morehigh quality hydraulic forging press bolt making machine power hammer cold forging machine
Morehigh 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
Morehigh quality hydraulic forging press bolt making machine power hammer cold forging machine
Morehigh quality hydraulic forging press bolt making machine power hammer cold forging machine
Morehigh quality hydraulic forging press bolt making machine power hammer cold forging machine
Morehigh quality hydraulic forging press bolt making machine power hammer cold forging machine
More