Products Description
Efficient, Stable, and Designed for Flexible Production
Baizan C-frame Vertical Injection Molding Machine is specially designed for insert molding and overmolding applications that require easy operation, fast loading, and high production efficiency. With its open-front C-frame structure, the machine provides a larger operating space, making it convenient for operators to place inserts and remove finished products quickly. It is widely used in industries such as electronics, automotive components, medical parts, cable plugs, and hardware overmolding.
Compared with traditional vertical injection molding machines, this upgraded C-frame vertical injection molding machine offers improved rigidity, faster injection response, and higher production efficiency.
Main Features

Open C-Frame Structure
The open-side design provides a wider working area and better accessibility for insert placement, especially suitable for products with long wires, metal inserts, or manual loading requirements
Faster Injection System
The injection unit has been upgraded from traditional tie-bar guidance to a high-precision linear guide rail system. This improvement reduces movement resistance, increases injection speed, and delivers smoother and more stable operation, helping customers achieve higher productivity and shorter cycle times.


Upgraded Casting Structure
The machine structure has been upgraded from traditional steel fabricated parts to high-strength cast components. Compared with welded steel structures, cast components offer lighter machine weight, higher rigidity and hardness, better vibration resistance, improved long-term stability and precision.
Stable Hydraulic & Control System
Equipped with a reliable hydraulic system and intelligent control interface, the machine ensures stable operation, accurate parameter control, and user-friendly operation.

Machine Specification
| Machine Model | Unit | C55 | C55SD | C85 | C85SD |
| Screw diameter | mm | φ38/φ45 | φ38/φ45 | φ42/φ50 | φ42/φ50 |
| Screw stroke | mm | 150 | 150 | 160 | 160 |
| Theoretical shot volume | cm³ | 170/238 | 170/238 | 222/314 | 222/314 |
| Injection molding quality | g(oz) | 158/219(5.5/7.7) | 158/219(5.5/7.7) | 206/292(7.3/10.3) | 206/292(7.3/10.3) |
| Max. injection pressure | Mpa(kg/cm²) | 133/94(1357/967) | 133/94(1357/967) | 141/100(1440/1016) | 141/100(1440/1016) |
| Injection rate | cm³/s | 96/135 | 96/135 | 145/206 | 145/206 |
| Screw speed | r.p.m | 0-210 | 0-210 | 0-220 | 0-220 |
| Clamping force | kN(tf) | 539(55) | 539(55) | 833(85) | 833(85) |
| Clamping stroke | mm | 200 | 200 | 250 | 250 |
| Min. mold thickness | mm | 175 | 175 | 185 | 185 |
| Max. open distance | mm | 375 | 375 | 435 | 435 |
| Max. size of mold ( L x W ) | mm | 550 x 270 | 500 x 270 | 600 x 370 | 550 x 370 |
| Plate/Slide size ( L x W ) | mm | 610 x 290 | 1100 x 290 | 700 x 390 | 1200 x 390 |
| Machine dimensions | mm | 2350x1010x1950 | 2310x1760x1950 | 2787x1250x2400 | 2790x2030x2440 |
| Machine weight | ton | 2.8 | 3.3 | 5.2 | 5.6 |
Application Range

This C-frame Vertical Injection Molding Machine is suitable for:
- Cable plugs and connectors
- Automotive electronic components
- Medical disposable parts
- Hardware tools overmolding
- Electronic insert molding
- Silicone and thermoplastic applications
Why Choose Our Updated Version?
We continuously improve our machine design based on market feedback and real production experience. The latest upgraded version not only improves production efficiency, but also enhances machine stability, durability, and operational convenience for modern manufacturing requirements.

One-stop vertical injection machine Factory in China
Contact us today for machine specifications, customized solutions, videos, and professional technical support. Our team is ready to help you improve production efficiency and find the most suitable vertical injection molding solution for your products.
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