Your Professional Screw Cold Header Supplier
Shandong Prolu Machinery Technology Co., Ltd is the international trading company of Shunda and Yuanxu. Behind Prolu is Shunda and Yuanxu's more than 25 years of research and control of cold forming technology. Shunda was established in 1998 and focuses on the R&D and production of steel ball cold heading machines. Yuanxu was established on the basis of Shunda's 15 years of cold heading technology accumulation and is committed to production of screw cold heading machine, roller cold heading machine, pin cold heading machine and screw packing machine.
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Why Choose Us
Our Factory
The company Total 16000㎡, workshop 10000㎡, office area 2000㎡, 4 spare parts warehouses, 7 workshops.
Quality Assurance
We have 100% quality guarantee to customers. We will be responsible for any quality problem.
Production Equipment
The company 30 lathe, 12 high precision CNC lathe, 17 middle-size CNC center of lathe, 2 large-size CNC center of lathe.
Production MarketOur steel ball cold heading machines dominate the Chinese market; screw cold heading machine quickly occupied the northern Chinese market as soon as it came out, and its market share continues to increase; Pin cold heading machine and roller cold heading machine as our new products, are currently in short supply in the Chinese market. Our products are exported to the United States, Russia, France, Türkiye, Ukraine, Thailand, India, Pakistan and other countries.
High speed production – Up to 200 parts per minute.
Very accurate control of dimensions – Tolerances of ±.025mm on contained diameters and ±.125mm on most lengths.
Efficient use of material – Very little wasteWide variety of formable materials No shavings or bar ends.
Product parameters
| PROLU | Screw Cold Heading Machine | |||||
| Item | 1 | 2 | 3 | 4 | 5 | 6 |
| Model | JYX15-30GA | JYX15-37G | JYX15-50G | JYX15-63G | JYX15-76G | JYX15-100G |
| Max.blank diameter (mm) |
2.3-5.2 | |||||
| Max.blank length (mm) |
25 | 40 | 55 | 65 | 80 | 110 |
| RPM (pcs/min) |
265 | 220 | 200 | 155 | 140 | 105 |
| Main die diameter (mm) |
34.5×50 | 34.5×55 | 34.5×67 | 34.5×70 | 34.5×90 | 34.5×110 |
| 1st punch die (mm) |
27×73 | 31×73 | ||||
| 2nd punch die (mm) |
25×73 | 31×73 | ||||
| Cut-off die (mm) |
19×35 | |||||
| Cutter (mm) |
10×32×63 | |||||
| Motor power (KW)(4HP) |
3 | 2.2 | ||||
| Oil pump power (KW)(1/4HP) |
0.33 | |||||
| Machine size (M³) |
2.1×1.05×1.1 | 2.1×1.05×1.1 | 2.15×1.1×1.1 | 2.15×1.1×1.1 | 2.3×1.1×1.1 | |
| 2.4×1.15×1.45 | 2.25×1.2×1.45 | 2.25×1.2×1.45 | 2.25×1.2×1.45 | 2.25×1.2×1.45 | 2.5×1.2×1.45 | |
| Weight (KG) |
2200 | 2200 | 2200 | 2200 | 2250 | |
| 2400 | 2300 | 2300 | 2300 | 2300 | 2350 | |
Production Process
Draw wire
1
>>
Cold heading
2
>>
Thread rolling
3
>>
Heat treatment
4
>>
Phosphating
5
Real shot
Industries Using Screw Cold Header Fasteners
Automotive
Fasteners for engines, transmissions, and chassis components.
Construction
Bolts, nuts, and screws used in structural and architectural applications.
Aerospace
Critical components for aircraft and space applications.
Electronics
Small and precise fasteners for electronic devices.
Medical
Medical devices and surgical equipment often use cold-headed fasteners.
Consumer Goods
Fasteners for appliances, furniture, and everyday products.
FAQ
We're well-known as one of the leading screw cold header manufacturers and suppliers in China. Please feel free to buy high quality screw cold header for sale here from our factory. Contact us for quotation.
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