China SK-1800U 1800Ton Two-Platen Injection Molding Machine | Suppliers & Factory Direct Offer
SK-1800U 1800Ton Two-Platen Injection Molding Machine: The High-Precision Industrial Powerhouse for Demanding Large-Component Manufacturing
Crafted for high-end industrial large-scale manufacturing, the SUCCESSOR SK-1800U Two-Platen Injection Molding Machine elevates the SK-U series' performance to a new level, delivering exceptional rigidity, ultra-high precision, and rapid responsiveness for the most demanding production environments. This model is the ultimate choice for manufacturers in high-stakes industries, where the production of large, high-tolerance components such as automotive structural parts and industrial machinery core components demands nothing less than absolute molding perfection. Its outstanding performance is built on a high-rigidity clamping unit, precisely paired with an advanced precision guidance system, which guarantees stable platen movement with an unwavering ±0.05mm positioning accuracy.
To drive maximum productivity and minimize material waste, the SK-1800U is equipped with a three-rod, single-cylinder braking system. This system ensures precise synchronization during every single mold operation, from opening and closing to ejection, which effectively minimizes action errors and boosts product yield to the highest possible levels. The machine's performance is supercharged by an instantaneous response system, integrated with high-response dual proportional valves. This combination delivers rapid, reliable action response, reducing overall cycle times and improving overall productivity, even for the most complex and demanding molding applications. The machine's design is built for maximum adaptability; the independent high-pressure cylinder allows for controlled slow high-pressure opening and easy tie-bar extraction, making it perfectly suited for low-headroom facilities and the complex layout needs of modern high-end production environments.
Durability is engineered into every component of the SK-1800U, from the uniform-stress guide posts, which are specially treated for enhanced rigidity and corrosion resistance, to the reinforced platen that provides superior mold stability. These guide posts achieve over 99% force uniformity, preventing eccentric loading and maximizing the machine's long-term service life even in 24/7 continuous production. The extended stroke is designed to accommodate ultra-deep-cavity molds, offering a more cost-effective alternative to higher-spec three-plate machines. The streamlined design simplifies daily maintenance, and the automated setup system enables quick and efficient mold changes, minimizing downtime and maximizing effective production uptime.
Beyond its core performance advantages, the SUCCESSOR SK-1800U integrates intelligent industrial technology to redefine efficiency in high-end large-scale molding. Equipped with a user-friendly intelligent control system, it supports real-time monitoring of key operational parameters—including clamping force, injection speed, and temperature—allowing operators to adjust settings with precision and trace production data for quality control and process optimization. The machine is also compatible with Industry 4.0 integration, enabling seamless connection to factory intelligent management systems, realizing remote monitoring, fault early warning, and batch production scheduling. Whether facing the high-volume production of automotive structural parts, the precision molding of industrial machinery core components, or the complex processing of large-size, high-tolerance products, the SK-1800U balances power and finesse, rigidity and flexibility, helping manufacturers gain a competitive edge in the fiercely competitive high-end industrial manufacturing market while achieving sustainable cost savings and production efficiency improvements.



| MODEL | Unit | A | B | C | |
|---|---|---|---|---|---|
| SK-1800U | |||||
| INJECTION UNIT | |||||
| Injection Unit | Screw Diameter | MM | 130 | 140 | 150 |
| Injection Unit | Screw L/D Ratio | L/D | 22 | 20.4 | 19 |
| Injection Unit | Shot Size (Theoretical) | CM³ | 8369 | 9590 | 11009 |
| Injection Unit | Injection Weight (PS) | G | 7524 | 8727 | 10018 |
| Injection Unit | Injection Rate | G/S | 1293 | 1499 | 1721 |
| Injection Unit | Plasticizing Capacity | G/S | 139 | 151 | 165 |
| Injection Unit | Injection Pressure | MPA | 163 | 142 | 123 |
| Injection Unit | Screw Speed | RPM | 0 - 100 | ||
| CLAMPING UNIT | |||||
| Clamping Unit | Clamp Tonnage | KN | 18000 | ||
| Clamping Unit | Space Between Tie Bars | MM | 1580×1480 | ||
| Clamping Unit | Opening Stroke | MM | 2900/1800 | ||
| Clamping Unit | Max. Mold Height | MM | 1800 | ||
| Clamping Unit | Min. Mold Height | MM | 700 | ||
| Clamping Unit | Max. Daylight | MM | 3600 | ||
| Clamping Unit | Ejector Stroke | MM | 400 | ||
| Clamping Unit | Ejector Tonnage | KN | 360 | ||
| Clamping Unit | Ejector Number | PCS | 25 | ||
| OTHERS | |||||
| Others | Max. Pump Pressure | MPA | 17.5/21 | ||
| Others | Pump Motor Power | KW | 60 + 60 + 60 + 13 | ||
| Others | Heater Power | KW | 95.05 | ||
| Others | Machine Dimension (L×W×H) | M | 13.4×4.1×4.2 | ||
| Others | Machine Weight | T | 100 | ||
| Others | Oil Tank Capacity | L | 2200 | ||









