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Automatic Pneumatic Punching Machine 250t for Precision Metal Stamping

Automatic Pneumatic Punching Machine

Pneumatic Punching Machine 250t

Precision Metal Stamping Press Machine

Place of Origin:

China

Brand Name:

QIAOSEN

Certification:

CE / ISO14001

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Product Details

Cnc Or Not:

Normal

Machine Type:

Punching Machine

Slide Stroke (mm):

280

Power Source:

Pneumatic

Place Of Origin:

Guangdong, China

Brand Name:

QIAOSEN

Voltage:

380V

Dimension(l*w*h):

2545*3000*4304

Motor Power (kw):

Model Number:

STC-250V

Weight (t):

40.5

Key Selling Points:

High-Accuracy

Warranty:

1 Year

Machinery Test Report:

Provided

Video Outgoing-inspection:

Provided

Core Components:

Bearing, Pump, Gear, Motor, PLC, Pressure Vessel, Engine

Punching Capacity:

250ton For Coin Punching Machine

Slider Adjustment Amount:

120mm For China Press Machine

Up Platform Area:

2100*700*95mm For Channel Punching Machine

Down Platform Area:

2700*900*170mm For Car Number Plate Making Machine Vehicle

Platform To Floor Distance:

1100mm For Busbar Punching Machine

Main Motor Power:

22*4 For Border Punching Machine For Craft

Air Pressure:

6 For Blinds Hole Punching Machine

Punch Dimension(L*W*H):

2545*3000*4304mm For Automatic Sheet Decoiler Machine

Punch Weight:

40.5tons For Automatic Punching Machine For Aluminum Foil Machine

After-sales Service Provided:

Online Support

Highlight:

Automatic Pneumatic Punching Machine

Pneumatic Punching Machine 250t

Precision Metal Stamping Press Machine

Payment & Shipping Terms

Price

$90,000/sets 1-4 sets

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+8618103082715

titi@qiaosenmachinery.com

86-0769-26626853

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Product Description

Automatic High Speed Series Double-Crank Precision Metal Stamping Power Press Punching Machine

Product Configuration

Product Overview

STC-250ton V type punching machine

This is 200ton open double point crank punching machine, meeting Japanese JIS 1 class standard - Safety, Energy saving, Stable, Automation, High precision.

Performance Features

The high-strength fuselage structure has small deformation and high precision
OMPI pneumatic dry clutch brake are used
The slider adopts two corner and six sided guides with "high-frequency quenching" and "rail grinding process" for small wear, high precision, long precision maintenance time and improved service life
Crankshaft is made of high strength alloy 42CrMo, which is 1.3 times stronger than 45 steel and has longer service life
The copper sleeve is made of tin phosphor bronze ZQSn10-1, which is 1.5 times stronger than ordinary BC6 brass
The highly sensitive hydraulic overload protection device protects the life of the press and die
Standard SMC pressure regulator, oil mister, air filter
Optional mat (air cushion)

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	210070095
8	Down platform area	mm	2700900170
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 (LWH)	mm	25530004304
15	Punch weight	ton	40.5
16	Crown sheet area	mm	6404702

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Highlights at a Glance

Industries & Materials

Widely used in home textile, hardware, and light industry, perfect for automatic punching of rail perforated washers, round corner curtain eyelets, and small hardware accessories.

Suitable Materials: Metal sheets (iron, steel, aluminum, copper) 0.3-3.0mm thick, applicable for curtain eyelets, washer punching, and small hardware processing.

Easy Operation

Connect power and air source, test the machine to ensure normal operation
Adjust punching position and pressure according to your material and product size
Place the material on the workbench, align with the punching die
Start automatic mode; the machine punches continuously with stable performance. Stop automatically in case of abnormality

Product Advantages

25ton electric-pneumatic drive: Strong punching force, stable and energy-saving, lower power consumption than pure electric presses
Automatic punching: Saves labor, improves production efficiency, reduces manual errors and material waste
Versatile application: Suitable for curtain eyelets, rail perforated washers, round corner hardware: meets multiple production needs
Easy to adjust: Intuitive operation panel, quick adjustment of punching position and pressure, suitable for different product sizes
Durable & safe: Sturdy steel structure, high-quality components, equipped with safety protection and abnormal stop function, worry-free use
Cost-effective: Integrates punching function, no need for extra equipment, reduces purchase and maintenance costs
OMPI Pneumatic Brake: Provides reliable stopping and smooth operation
Slider Guides: Utilize high-frequency quenching and rail grinding processes for durability and precision
Hydraulic Overload Protection: Safeguards against damage and extends the service life of the press

Warranty and Service

Who are we?

Our factory is located in Wuxi, China with a branch company in Dongguan, start from 2016 sell to Southeast Asia (50.00%), Mid East (30.00%), Africa (10.00%), South Asia (5.00%), Northern Europe (4.00%), Eastern Europe (1.00%). There are total about 51-100 people in our office.

Why select us?

We are high end quality punching machine manufacturer and we promise customers will never regret if they choose our brand.

How about your delivery time?

Usually it takes about 25 to 40 working days after receiving your advance payment.

Do you provide after-sale service?

Our technical and quality team will support you any time if you need us.

Can I do different color machine?

Yes, we can customize your own colors to match your production line.

Can the touch screen board language change to others?

Yes, we can do it according to your requirement like Spanish, French etc.

FAQ

One year warranty for whole press machine
All spare parts are available as most of the parts produced by our factory
It is easy to get the electric parts as all are international famous brands
We can provide technical training and consulting via email, phone or video
We can send out engineers for service, installation or training with reasonable additional cost
English operation and maintenance manual is provided with the press
Certificate of conformity will be sent with press

Ratings& Review

Overall Rating

5.0

Based on 50 reviews for this supplier

Rating Snapshot

The following is the distribution of all ratings

5 stars

100%

4 stars

3 stars

2 stars

1 stars

All Reviews

O*n

Saudi Arabia Apr 25.2026

Helpful (2)

Efficient for making electrical enclosures. Far better than old hydraulic presses. Clean piping, no leaks at all.

Turkey Apr 1.2026

Helpful (2)

Perfect for stainless steel kitchenware with tight tolerances. Stroke depth is precise and repeatable. Robust clutch mechanism.

C*r

Nigeria Mar 19.2026

Helpful (3)

Smooth experience ordering heavy machinery online. Arrived in Lagos perfectly and runs great making roofing components.

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