Company Overview

Ningbo Santsai Machinery Co., Ltd., founded in 1994, specializes in the R&D, manufacturing, sales, and service of rubber and silicone molding machines. The company operates on a 30-acre site with 20,000 m² of factory space and over 20 processing equipment sets. It offers a range of products including precision silicone injection molding machines, vacuum compression molding machines, hydraulic hot press machines, injection molds, and auxiliary robotic equipment. The company employs senior engineers, collaborates with German firms, holds national patents, and complies with GB/T19001-2016/ISO9001:2015 quality standards. Its products are exported globally to markets such as Germany, Russia, Southeast Asia, and the Middle East.

Product Lines and Specifications

1. VL-AO Series Vertical Rubber Injection Molding Machine

• Designed for complex, high-temperature, and high-precision rubber parts (e.g., fluorine rubber).
• Features all-in-all-out injection, fluorine-coated barrel/nozzle, no check valve, minimal residual waste, and easy cleaning.
• Visible feeding system ensures precise plasticizing temperature and speed control with 100% efficiency.
• Injection volume up to 1000cc with ±0.1g accuracy.

Key Parameters: Clamp force 50-100 tons; platen size 300x300mm to 400x400mm; heating plate distance 350-500mm; max pressure 20 MPa; motor power 5.5-11 kW.

2. VI-F Series Vertical Rubber Injection Molding Machine

• Suitable for automotive rubber parts like shock absorbers and hoses.
• Precise hydraulic system with special sealing to prevent overflow; balanced four-cylinder injection.

Key Parameters: Clamp force 100-600 tons; injection volume 1000-8000cc; platen size 400x400mm to 1000x1000mm; max pressure 20 MPa; motor power 7.5-15 kW; heating power up to 29.75 kW.

3. VI-FL Series Vertical Rubber Injection Molding Machine

• Adjustable plasticizing/injection speeds with multi-stage injection.
• Patented anti-collision system to protect molds.
• Three-stage mold pressure and speed control.
• Designed for general rubber parts.

Key Parameters: Clamp force 100-600 tons; injection volume 1000-8000cc; injection pressure 2000 kgf/cm²; platen size 400x400mm to 900x900mm; motor power 7.5-15 kW; heating power 10-29.75 kW.

4. Horizontal Rubber Injection Molding Machine

• Similar to VI-FL series with adjustable speeds, anti-damage features, and three-stage mold control.
• Suitable for all rubber part types.

Key Parameters: Clamp force 200-600 tons; injection volume 2000-8000cc; platen size 550x560mm to 900x900mm; motor power 11-15 kW; heating power 15.3-29.75 kW.

5. Vertical Solid Silicone Injection Molding Machine

• For automotive silicone parts and silicone electrical products.
• All-in-all-out injection, fluorine-coated components, no check valve, minimal waste, easy cleaning.
• Visible feeding system for precise temperature and speed control.

Key Parameters: Clamp force 50-100 tons; injection pressure 1800 kgf/cm²; platen size 300x300mm to 400x400mm; heating plate distance 350-500mm; motor power 5.5-7.5 kW.

6. LV-1 Series Vertical Liquid Silicone Injection Molding Machine

• High injection pressure for multi-cavity or large volume liquid silicone products.
• Servo control system reduces energy consumption by up to 40%.
• Used for electric cable auxiliary parts.

Key Parameters: Clamp force 100-300 tons; max injection rate 300-400 cc/s; injection pressure 1000-1200 kgf/cm²; injection volume 2000-5000cc; platen size 400x400mm to 700x700mm; motor power 7.5-15 kW.

7. LV-2 Series Vertical Liquid Silicone Injection Molding Machine

• Proprietary reciprocal vertical liquid injection system with innovative injection cylinder for extended machine life.
• Unique pneumatic injection sealing mechanism and twin slide design for efficiency.
• High injection accuracy up to 0.15%.
• Applications include electric insulators, silicone containers, and automotive parts.

Key Parameters: Clamp force 100-300 tons; max injection rate 180-210 cc/s; injection pressure 750 kgf/cm²; injection volume 300-600cc; platen size 600x550mm to 700x700mm; motor power 11-15 kW.

8. Vacuum Compression Molding Machine

• Designed for complex rubber and silicone parts with difficult exhaust requirements (e.g., irregular seals, conductive buttons, sensitive electronics).
• Dual independent workstations with separate oil circuits, pumps, and motors.
• Equipped with double vacuum pumps for rapid evacuation.
• Mechanical design ensures uniform clamping force and supports multiple demolding structures.

Key Parameters: Clamp force 100-300 tons; platen size 380x400mm to 680x680mm; plunger stroke 200-300mm; heating plate distance 200-300mm; max pressure 20 MPa.

General Notes

• Technical parameters may change without notice.
• Mold opening types include 2RT, 3RT, and 4RT with upper handling and lower hanging die configurations.
• Machines emphasize energy efficiency, precision control, and ease of maintenance.

Technical Specifications for Hydraulic Hot Press and Brake Pad Molding Machines

Motor power ranges from 5.5 kW to 11 kW per motor; heating power varies between 7.2 kW and 26.4 kW (often dual motors); vacuum pump power is approximately 3 kW; total power consumption ranges from 28.4 kW to 74.8 kW depending on model. Gross machine weights range from 5 to 17 tons. Dimensions are provided in millimeters for length, width, and height.

Machine Features

• Support for multiple demolding methods (2RT, 3RT, 4RT) including track and suspension types.
• Accurate mold positioning to prevent damage.
• Dual motor design enables safe, independent operation of twin stations.
• Brake pad hot press machines feature simple structure, stable pressure, and high efficiency.
• Demolding structures include up/down, front/rear, and four-cylinder isobaric types for quick mold operation and protection.
• Mitsubishi PLC programmable control with touch screen interfaces allows high automation and easy manual/automatic switching.

Main Technical Parameters

Clamp force ranges from 20 to 25 tons; platen sizes vary from 400x460 mm to 1000x1000 mm; plunger stroke ranges 200-350 mm; heating plate distance 200-550 mm; maximum operating pressure up to 20 MPa. Parameters vary by machine model and application.

Application Examples

Machines are primarily used for molding brake pads and linings for cars, motorcycles, and trucks. Design features focus on improving production efficiency and protecting molds.

Mold-Opening Types and Mechanisms

• Upper and lower hanging die systems.
• 3RT and 4RT mold turning plates and ejectors for efficient mold handling.
• Pneumatic draft and X-mode locking mechanisms.
• Track mold opening with push top core mechanisms.
• Standard and bolster fixed plate mode locking methods.

Quality and Certifications

The company holds CE certification, utility model patents, and complies with ISO 9001 quality management standards, emphasizing quality as the foundation for value creation.

Company Profile and Philosophy

Guangzhou Juchuan Machinery Co., Ltd. focuses on precision rubber machinery manufacturing, promoting harmony, efficiency, and innovation. Their mission is to be the leading domestic and international manufacturer of precision silicone rubber machines.

Summary of Critical Information

• Power and heating capacities are tailored to diverse production needs with dual motor setups for safety and efficiency.
• Multiple demolding methods and mold-opening mechanisms enhance operational flexibility and mold protection.
• Advanced PLC control systems improve automation and ease of operation.
• Machines are suitable for a wide range of brake pad and lining production applications.
• Quality certifications and patents underscore product reliability and innovation.

Note: All technical parameters are subject to change without prior notice.