Products Description
LSR Injection Molding Machine offers outstanding flexibility, durability, and product performance, making it the preferred manufacturing process for medical devices, automotive components, consumer electronics, baby care products, and countless industrial applications.
However, producing high-quality LSR parts consistently is far from simple.
Material flow instability, air entrapment, uneven curing, flash formation, and product deformation are common challenges faced by manufacturers worldwide. Even small fluctuations during the molding process can result in increased scrap rates, higher production costs, and inconsistent product quality.
Our LSR Injection Molding Machine was developed with these challenges in mind.
Rather than simply focusing on machine specifications, we focus on what matters most to manufacturers: stable production, consistent product quality, and long-term operational efficiency.
Through the combination of precision servo-driven injection technology, intelligent temperature management, and a highly reliable 3KM material feeding system, the machine creates a controlled molding environment where every stage of production works together seamlessly. Material delivery remains stable, mold filling becomes more consistent, and curing conditions stay uniform throughout the production cycle.
The result is a smoother manufacturing process with fewer defects, reduced material waste, and greater confidence in product quality.
Engineered for Precision, Designed for Reliability
LSR products often feature complex geometries, thin walls, delicate sealing structures, and demanding dimensional tolerances. These applications require more than injection power-they require precise process control.
Our machine continuously maintains stable injection performance and curing conditions, helping manufacturers achieve excellent repeatability even during long production runs. By reducing process variations, manufacturers can improve consistency from the first molded part to the last, while minimizing interruptions and unnecessary adjustments.
This stability becomes increasingly valuable in industries where quality requirements are exceptionally strict, such as medical, automotive, and electronic manufacturing.

Success Case for a Wide Range of Silicone Applications
From medical-grade components and baby care products to automotive seals, electronic accessories, industrial gaskets, and consumer goods, the machine is capable of handling a wide variety of liquid silicone rubber applications.
Its ability to maintain stable molding conditions across different product types allows manufacturers to confidently expand their production capabilities while maintaining the high quality standards their customers expect.
Products Description
| Machine Model | Unit | V85SD-LSR | V85R2-LSR | V120SD-LSR | V120R2-LSR |
| Screw diameter | mm | φ28 | φ35 | φ45 | φ50 |
| Screw stroke | mm | 140 | 140 | 160 | 160 |
| Theoretical shot volume | cm³ | 176 | 223 | 254 | 314 |
| Nozzie contact force | kN(tf) | 51.7(5.3) | 51.7(5.3) | 99.6(10.2) | 99.6(10.2) |
| Max. injection pressure | Mpa(kg/cm²) | 146(1492) | 115(1176) | 142(1452) | 115(1176) |
| Injection rate | cm³/s | 134 | 170 | 178 | 220 |
| Screw speed | r.p.m | 0-300 | 0-300 | 0-300 | 0-300 |
| Clamping force | kN(tf) | 833(85) | 833(85) | 1176(120) | 1176(120) |
| Clamping stroke | mm | 250 | 250 | 280 | 280 |
| Min. mold thickness | mm | 230(310) | 230(310) | 280(380) | 280(380) |
| Max. open distance | mm | 480/560 | 480/560 | 560/660 | 560/660 |
| Max. size of mold ( L x W ) | mm | 510*475 | 370*370 | 640*380 | 640*380 |
| Plate/Slide size ( L x W ) | mm | 1135*495 | φ980 | 1310*620 | φ1170 |
| Machine dimensions | mm | 2710*1100*2645/3335 | 2325*1640*2455/3090 | 2950*1380*3265/4100 | 2540*1810*3340/4175 |
| Machine weight | ton | 3.6 | 4.6 | 5.8 | 6.9 |

who choose us?
Choosing the right injection molding machine is not simply about purchasing equipment. It is about finding a reliable partner who understands your production challenges and helps you achieve long-term success.
At Baizan, we combine years of experience in vertical injection molding technology with a deep understanding of real-world manufacturing requirements. Every machine is designed with a focus on production stability, operational efficiency, and future scalability.
one-stop solution
professional team
high quality
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