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SK-2800U 2800Ton Two-Platen Injection Molding Machine
SK-U Series Two Platen Injection Molding Machine

SK-2800U 2800Ton Two-Platen Injection Molding Machine

Model No.: SK-2800U

Application: Making Virous Plastic Product
Accepted Delivery Terms: FOB,CFR,CIF,EXW,CIP;
Payment accepts: T/T, L/C, Western Union, MoneyGram
Accepted Payment Currency: USD, USTD, CNY, EUR, AUD, CAD, CHF, DKK, EUR, GBP, HKD, JPY, NOK, NZD, SEK, SGD, AED, IDR, NGN, BRL, MXN, MYR, PHP, BRL, ZAR etc.

  • Suitable Material PP, PS, PE, ABS
  • Clamping force (KN) 28000 KN
  • Theoretical Shot Volume(cm³) 31756-38793 cm³
  • Theoretical Injection weight (PET) 28898-35302 g
  • Tie-bar Distance 1900×1700 mm
  • Open stroke(mm) 3050/1900 mm
  • Voltage 3 Phases 380V / 440V(Optional) / 220V(optional), 50HZ/60HZ

Product Introduction

SK-2800U 2800Ton Two-Platen Injection Molding Machine: The Integrated Large-Scale Powerhouse for Heavy Industrial Manufacturing

The SUCCESSOR SK-2800U Two-Platen Injection Molding Machine is a high-performance, heavy-duty solution for large-scale industrial manufacturing, integrating the SK-U series' core proprietary technologies with significantly enhanced clamping force, injection volume, and precision control. This model is the definitive choice for producers operating in the most demanding sectors, including automotive, industrial equipment, and heavy-duty packaging, where the ability to consistently produce large, complex components with high dimensional accuracy is paramount to production success. At its core is a high-rigidity clamping unit, built upon a massive, reinforced frame featuring L-shaped precision guidance rails. This ultra-robust construction guarantees a platen movement accuracy of ±0.05mm, ensuring that consistent, high-quality results are achieved for every large, complex component that comes off the production line.
Protecting your capital investment is a fundamental design principle of the SK-2800U. The machine features a shock-free synchronous braking system, enhanced with a sophisticated buffered mechanism. This allows for rapid, impact-free clamping, which not only protects high-value large molds from damaging shock, but also ensures exceptional operational stability, leading to a longer service life for both the machine and the tooling. The machine's design prioritizes versatility and adaptability for large-scale production; the independent high-pressure cylinder design facilitates controlled slow high-pressure opening and makes tie-bar extraction simple and straightforward. This makes the SK-2800U an ideal choice for facilities with low-headroom constraints, and allows for highly flexible production layouts in large manufacturing plants. The machine's structural integrity is further reinforced by specially treated guide posts that ensure over 99% force uniformity, effectively preventing eccentric loading during high-pressure clamping and extending the machine's service life in continuous production.
The reinforced platen construction provides enhanced mold-closing stability, while the extended stroke is engineered to accommodate ultra-deep-cavity molds, offering a significant cost advantage over traditional three-plate alternatives. For unparalleled operational control, the machine is equipped with high-response dual proportional valves and an instantaneous response system, delivering the kind of precision that reduces cycle times and maximizes production throughput for large components. The streamlined design simplifies maintenance tasks, and the automated computer-controlled setup enables fast, accurate, and repeatable mold adjustments, minimizing changeover downtime. Perfect for manufacturing automotive body structural parts, large industrial equipment frames, and heavy-duty large packaging products, the SK-2800U masterfully balances power, efficiency, and reliability, making it the cornerstone of large-scale industrial production lines.
Complementing its robust performance and durability, the SUCCESSOR SK-2800U integrates intelligent innovation and energy efficiency to meet the evolving needs of modern large-scale industrial manufacturing. Its advanced intelligent control system features a high-definition touchscreen interface, enabling intuitive operation, real-time parameter monitoring, and precise adjustment of clamping force, injection speed, and temperature—ensuring optimal molding conditions for even the most complex large components. The machine is engineered with an energy-saving hydraulic system, which reduces power consumption by up to 20% compared to conventional heavy-duty injection molding machines, while maintaining peak performance. Additionally, its Industry 4.0 compatibility allows for seamless integration with factory intelligent management systems, supporting remote monitoring, predictive maintenance, and centralized production scheduling. This combination of power, precision, intelligence, and energy efficiency not only ensures consistent, high-quality production but also helps manufacturers reduce operational costs, enhance production flexibility, and maintain a competitive edge in the high-stakes, large-scale manufacturing landscape.

Core Engineering Highlights

Exceptional Precision in Mold Opening Position
01

Exceptional Precision in Mold Opening Position

Achieves a repeatable mold opening accuracy of ±0.2mm—a fivefold improvement over standard three-plate machines. (Verified by internal 1200-ton testing).
Ultra-Sensitive Mold Protection
02

Ultra-Sensitive Mold Protection

SK-U series machines’ intelligent deceleration control provides unparalleled sensitivity, achieving the "A4 paper rebound" standard. It can stop on the slightest obstruction, ensuring your valuable molds are protected with maximum reliability
High-Speed Performance, Lower Cycle Times
03

High-Speed Performance, Lower Cycle Times

Experience significantly faster dry cycles. Our optimized system delivers rapid mold opening and clamping, translating directly into enhanced productivity and greater output. (Verified by 1200-ton internal testing).

Partial product

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Machine Specifications

MODEL

SK-2800U

Description

Item

Unit

A

B

C

INJECTION UNIT

Screw Diameter

MM

190

200

210

Screw L/D Ratio

L/D

23.2

22

21

Shot Size (Theoretical)

CM³

31756

35186

38793

Injection Weight (PS)

G

28898

32020

35302

Injection Rate

G/S

1781

1973

2175

Plasticizing Capacity

G/S

182

212

243

Injection Pressure

MPA

152

137

125

Screw Speed

RPM

0 - 50

CLAMPING UNIT

Clamp Tonnage

KN

28000

Space Between Tie Bars

MM

1900×1700

Opening Stroke

MM

3050/1900

Max. Mold Height

MM

2000

Min. Mold Height

MM

850

Max.daylight

MM

3900

Ejector Stroke

MM

450

Ejector Tonnage

KN

400

Ejector Number

PCS

25

OTHERS

Max.・Pump Pressure

MPA

17.5/21

Pump Motor Power

KW

60 + 60 + 60 + 42 + 21

Heater Power

KW

187.6

Machine Dimension (LxWxH)

M

16.6×4.9×5.3

Machine Weight

T

186

Oil Tank Capacity

L

3500

Certifications

Certifications (1)
Certifications (2)
Certifications (3)
Certifications (3)
Certifications (5)
Certifications (6)
Certifications (7)
Certifications (8)
Certifications (9)
Certifications (10)
01020304050607080910

Company Exhibition

Certifications (1)
Certifications (2)
Certifications (4)
IMG_20190524_120408
Certifications (5)
Certifications (3)

Clients plants site

Fruit Crates Making Machine in  Xinjiang
IMG_20220408_193848
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IMG_20230412_161844
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Clients plants site
Clients plants site
Clients plants site

Packaging & Shipping

Two-Platen Injection Molding Machine (1)
Two-Platen Injection Molding Machine (2)
Two-Platen Injection Molding Machine (3)
Two-Platen Injection Molding Machine (4)
Two-Platen Injection Molding Machine (5)
Two-Platen Injection Molding Machine a

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