Silicone Injection Molding Machine for Adult Toy Manufacturing

Product Specifications

Technical details and manufacturing context for Silicone Injection Molding Machine

Definition

This standalone industrial machine is specifically designed for injection molding of medical-grade silicone components used in adult toy manufacturing. It precisely injects liquid silicone into custom molds under controlled temperature and pressure conditions, producing consistent, high-quality parts with smooth surfaces and precise dimensions required for intimate products. The machine features quick mold change systems and automated injection cycles for efficient production. Key specifications include a clamping force of 50–500 tons, injection volume of 30–300 cm³, heating temperature range of 120–200 °C, cycle time of 30–120 seconds, screw diameter of 20–50 mm, injection pressure of 120–200 MPa, temperature control accuracy of ±1 °C, power consumption of 15–45 kW, operating pressure of 1.0–1.6 MPa, machine weight of 3000–8000 kg, dimensions of 3000×1500×2000 mm, and IP rating of IP54–IP65 (per IEC 60529). The machine is constructed with a steel frame, aluminum injection unit, stainless steel barrel, ceramic heating elements, and a PLC controller. These values are directory reference ranges and must be verified with the legal manufacturer or supplier for the specific model and application. The listed standards are procurement references and do not imply certification or compliance of any particular product or supplier.

Working Principle

The machine heats and mixes liquid silicone components, then injects the material into heated molds under pressure. The silicone cures into solid parts within the mold. The process involves precise control of temperature and pressure to ensure consistent curing and dimensional accuracy. The PLC controller manages the injection cycle, including mold clamping, injection, and cooling phases. The quick mold change system allows for efficient switching between different product molds.

Common Materials

steel frame, aluminum injection unit, stainless steel barrel, ceramic heating elements, PLC controller

Technical Parameters

Parameter	Typical range	Notes & selection driver
Clamping ForceRequired	50–500 ton	Maximum mold clamping force
Injection VolumeRequired	30–300 cm³	Maximum silicone injection per cycle
Heating TemperatureRequired	120–200 °C	Barrel heating temperature range
Cycle Time	30–120 seconds	Average production cycle time
Screw Diameter	20–50 mm	Affects plasticizing capacity
Injection Pressure	120–200 MPa	Max pressure for filling
Temperature Control Accuracy	±1 °C	Ensures consistent curing
Power Consumption	15–45 kW	Total installed power
Machine Weight	3000–8000 kg	Affects installation requirements
Dimensions (L×W×H)	3000×1500×2000 mm	Approximate footprint
IP Rating	IP54–IP65	Protection against dust and waterIEC 60529

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Components / BOM

Injection Unit
Meters and injects silicone into mold

Material: Stainless Steel
Clamping Unit
Holds and opens/closes mold halves

Material: Steel
Heating Barrel Part
Heats and mixes silicone components

Material: Stainless Steel
PLC Controller
Controls machine operations and parameters

Material: Electronic Components
Hydraulic System
Provides power for clamping and injection

Material: Steel/Copper

Application & selection

Application Fit & Sizing Matrix

Operational Limits

pressure:	50-150 bar injection pressure, 5-20 bar clamping pressure
flow rate:	50-500 cm³/s (adjustable via screw diameter and injection speed)
temperature:	20-200°C (mold temp), 15-40°C (ambient operating)
slurry concentration:	Not applicable (handles liquid silicone rubber LSR with viscosity 10-100 Pa·s)

Media Compatibility

✓ Liquid Silicone Rubber (LSR) ✓ High-Consistency Rubber (HCR) ✓ Platinum-cure silicone compounds

Unsuitable: Abrasive-filled materials (e.g., glass-filled compounds) due to screw/barrel wear

Sizing Data Required

Maximum shot volume (cm³)
Required cycle time (seconds)
Clamping force (tons) based on projected part area

Risk, maintenance & compliance

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause

Heater band degradation

Cause: Thermal cycling and oxidation leading to reduced heating efficiency and temperature control issues

Screw and barrel wear

Cause: Abrasive filler materials in silicone compounds causing gradual material removal and dimensional changes

Maintenance Indicators

Visible silicone leakage around nozzle or barrel connections
Unusual grinding or knocking sounds during screw rotation

Engineering Tips

Implement regular infrared thermography inspections to monitor barrel temperature profiles and detect hot spots
Establish a preventive maintenance schedule for screw and barrel dimensional checks with micrometer measurements

Indicative industry ranges for design and RFQ preparation. Confirm the exact figures and applicable standard with the manufacturer before specifying.

Compliance & Manufacturing Standards

Applicable Standards

CE Marking (Machinery Directive 2006/42/EC) ASTM D2000 Standard Classification System for Rubber Products

Quoted from the published standard.

Manufacturing Precision

Injection Pressure: +/- 0.5 bar
Temperature Control: +/- 1°C

Quality Inspection

Dimensional Verification (CMM)
Leak Test (Hydraulic/Pneumatic Systems)

Procurement Evaluation Criteria

A practical evidence checklist for RFQ preparation and supplier evaluation.

Technical documentation

Request current drawings, revision history, and a signed specification sheet.

Manufacturing capability

Verify equipment lists, process limits, capacity, and representative production evidence.

Inspection readiness

Confirm test methods, calibrated equipment, sampling plans, and traceable reports.

Supplier transparency

Check the legal entity, factory address, ownership, certifications, and direct contacts.

Compare the published product scope and source details, then include your specifications and quantity in an enquiry.

Manufacturers of Silicone Injection Molding Machine

6 companies list this product among what they make. Company figures are quoted from each company's own website; every card states where the relationship came from.

Yizumi Holdings Co., Ltd.

Foshan (Shunde), Guangdong, CN

5000 + staff

Also makes: Injection Molding Machine, Vacuum Chamber