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SK-900U 900Ton Two-Platen Injection Molding Machine
SK-U Series Two Platen Injection Molding Machine

SK-900U 900Ton Two-Platen Injection Molding Machine

Model No.: SK-900U

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) 9000 KN
  • Theoretical Shot Volume(cm³) 4082-5398 cm³
  • Theoretical Injection weight (PET) 3715-4912 g
  • Tie-bar Distance 1100×970 mm
  • Open stroke(mm) 1650/1000 mm
  • Voltage 3 Phases 380V / 440V(Optional) / 220V(optional), 50HZ/60HZ

Product Introduction

The Engineered Workhorse: Reliability and Power for Heavy-Duty Mid-to-Large Volume Production

The **SUCCESSOR SK-900U** Two-Platen Injection Molding Machine is purpose-built for heavy-duty mid-to-large volume production, integrating the SK-U series' signature precision with significantly enhanced power and reliability. It is the machine of choice for manufacturers who face demanding production schedules and require a solution that can consistently deliver complex, high-tolerance components without compromise. The foundation of its performance is the high-rigidity clamping unit, built upon a robust and reinforced frame. This is combined with L-shaped precision guidance rails to ensure a remarkable platen movement accuracy of ±0.05mm, even when processing the most complex and demanding components. This precision is maintained throughout long production cycles, guaranteeing unwavering part consistency.

Operator safety and equipment longevity are paramount, which is why the SK-900U features a shock-free synchronous braking system with a sophisticated buffered mechanism. This allows for rapid, impact-free clamping, which not only protects the mold from damaging shock but also ensures consistent part quality cycle after cycle. The machine's design prioritizes versatility; the independent high-pressure cylinder design facilitates a controlled, slow high-pressure opening and makes tie-bar extraction simple and straightforward, making the machine perfectly suited for facilities with space constraints. At its core, the machine relies on specially treated guide posts that achieve over 99% force uniformity, effectively preventing eccentric loading and contributing significantly to the extended service life of the entire unit. The reinforced platen construction guarantees superior mold-closing stability, while the extended stroke is engineered to accommodate deep-cavity molds, providing a more cost-effective investment compared to three-plate alternatives. For ultimate control, the SK-900U is equipped with high-response dual proportional valves and an instantaneous response system, delivering unmatched operational efficiency and reducing cycle times. The streamlined design simplifies maintenance tasks, and the automated computer-controlled setup enables fast, accurate, and repeatable mold adjustments. Perfect for automotive structural parts, large industrial components, and heavy-duty packaging, the SK-900U masterfully balances raw power, engineering precision, and cost-effectiveness, making it the ideal partner for the most demanding manufacturing environments.

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-900U

Description

Item

Unit

A

B

C

INJECTION UNIT

Screw Diameter

MM

100

105

115

Screw L/D Ratio

L/D

23

21.9

20

Shot Size (Theoretical)

CM³

4082

4500

5398

Injection Weight (PS)

G

3715

4095

4912

Injection Rate

G/S

629

694

832

Plasticizing Capacity

G/S

85

94

113

Injection Pressure

MPA

201

182

152

Screw Speed

RPM

0 - 110

CLAMPING UNIT

Clamp Tonnage

KN

9000

Space Between Tie Bars

MM

1100×970

Opening Stroke

MM

1650/1000

Max. Mold Height

MM

1100

Min. Mold Height

MM

450

Max.daylight

MM

2100

Ejector Stroke

MM

300

Ejector Tonnage

KN

210

Ejector Number

PCS

17

OTHERS

Max.・Pump Pressure

MPA

17.5/21

Pump Motor Power

KW

60 + 48 + 13

Heater Power

KW

58.45

Machine Dimension (LxWxH)

M

9.3×3.2×2.7

Machine Weight

T

40

Oil Tank Capacity

L

1100

Certifications

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Certifications (9)
Certifications (10)
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Company Exhibition

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Certifications (3)

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Packaging & Shipping

Two-Platen Injection Molding Machine (1)
Two-Platen Injection Molding Machine (2)
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Two-Platen Injection Molding Machine (5)
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