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{"title":"High Accuracy Pneumatic Power Press Punching Machine 250ton with Steel","imgUrl":"https:\/\/img.chinax.com\/nimg\/50\/07\/f0c8fcf1a01b4e4884dc71b691fa-200x200-1\/high_accuracy_pneumatic_power_press_punching_machine_250ton_with_steel_construction.jpg","attrs":{"Packaging Details":"Standard","weight (t)":"40.5","key selling points":"High-Accuracy","video outgoing-inspection":"Provided"}}
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STC-250ton V is a heavy-duty, high-precision C-frame double-crank stamping press designed for punching thick metal sheets with high precision and consistent performance.
What "250ton V" Means
250 ton: Super strong punching force capable of stamping thick steel plates
V: High-precision, long-stroke model for deep forming and large parts
Double-crank: More stable operation with less vibration, ideal for wide/long workpieces
Applications
This machine punches holes, cuts shapes, bends, forms, and blanks large metal components. Perfect for auto parts, big chassis, appliance shells, and heavy hardware. Works with large, thick plates that smaller machines cannot handle.
Key Advantages
Super strong & stable: 250 tons of consistent force
High precision: Parts come out accurate every time (JIS Class 1)
Durable: Heavy steel frame with long service life
Safe: Full protection systems
Automation ready: Works with feeders and robots for 24/7 production
Target Industries
Metal stamping factories, automotive parts makers, home appliance manufacturers, heavy hardware and large sheet metal fabricators.
Technical Specifications
No
Item
Unit
STC-250 V type
STC-250 H type
1
Punching capability
ton
250
2
Impact force location
mm
7
3.5
3
Slider strokes per minute
SPM
20-35
30-60
4
Long slider length
mm
280
170
5
Maximum mode height
mm
550
605
6
Slider adjustment amount
mm
120
7
Up platform area
mm
2100*700*95
8
Down platform area
mm
2700*900*170
9
Platform to floor distance
mm
1100
10
Capacity
Ton
14*2
11
Main motor power
kw*p
22*4
12
Air pressure
kg/cm²
6
13
Punch accuracy grade
JIS 1
14
Punch dimension (L*W*H)
mm
255*3000*4304
15
Punch weight
ton
40.5
16
Crown sheet area
mm
640*470*2
Technical Features
JIS1 Precision: High-strength fuselage structure with minimal deformation and JIS Class 1 precision standards
Easy Operation & Maintenance: C-type open design on three sides for easy mold installation and maintenance with OMPI pneumatic dry clutch
Energy Efficient: Improves material use rate to 105%-108% and saves 25%-35% energy (approximately 4004 kWh annually per machine)
Operation Modes: Manual, semi-automatic, and fully automatic modes available with mold information transfer capability
Stable Performance: High-frequency quenching and rail grinding process for minimal wear, high precision, and extended mold life
Company Profile
Dongguan Qiaosen Machinery Co., Ltd, established in 2016, operates its own factory in Jiangsu province near Shanghai with convenient transportation access. The company holds ISO9001:2008 quality management system certification and specializes in hydraulic press machine production.
Product range includes 10-ton to 2000-ton press machines across 8 series with over 100 types, including single column, four column, C-frame, H-frame presses, punching machines, folding machines, and cutting machines. Applications span aviation, aerospace, automotive, shipbuilding, light appliances, and daily hardware.
Products are recognized for excellent design, competitive pricing, superior quality, and efficient after-sales service, serving domestic markets across 20+ provinces and international markets including United States, Japan, Russia, European Union, Southeast Asia, and Middle East.
Frequently Asked Questions
Are you the manufacturer? Can we visit your factory?
We are the manufacturer located in Wuxi city. We welcome you to visit our factory and check our machine quality on site. Any questions will be solved immediately.
What are your main products and main foreign markets?
Our main products include punching machines, metal straightening machines, and servo feeders. Our main foreign markets are Asia, North America, Europe, and Africa.
What are the advantages of your machines and how can I trust the quality?
Our machines feature imported quality components and are backed by a professional quality inspection team. Each machine undergoes rigorous testing before shipment, ensuring stable and reliable performance.
Will you update production process information after placing an order?
After order confirmation, we provide regular updates on production details via email and photos.
Can we be your agent?
Yes, we are seeking global agents. We provide comprehensive support including technical assistance and after-sales service, along with competitive discounts and commissions.
What are your payment terms?
We accept T/T, L/C, Western Union, PayPal, and other secure payment methods.
How long is your warranty?
We offer 12 months free warranty with lifelong maintenance support.
Do you accept customer logos and customization?
Yes, we accept various customizations including logos and machine modifications according to customer requirements.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer
Year Established:
2016
Total Annual:
100million-5 billion
Employee Number:
50~100
Ecer Certification：
Verified Supplier
Dongguan Qiaosen Machinery Co.,Ltd which have our own factory located in Wuxi city Jiangsu province, and Dongguan Guangdong province with 100 acres workshop established in 2016 and we are integrating R&D, production and sales. Our factory took the lead in passed authentication of the ISO9001:200... Dongguan Qiaosen Machinery Co.,Ltd which have our own factory located in Wuxi city Jiangsu province, and Dongguan Guangdong province with 100 acres workshop established in 2016 and we are integrating R&D, production and sales. Our factory took the lead in passed authentication of the ISO9001:200...
