Technical Solution for PVC Flooring Molds

I. Core Technical Characteristics

PVC flooring molds are critical equipment in the production of polyvinyl chloride flooring, playing a decisive role in product quality, precision, and service life. In response to the special performance characteristics of PVC materials, the molds must possess the following core features:

1. High-Precision Molding Technology

Utilizing five-axis machining centers to ensure cavity precision within ±0.02mm, guaranteeing precise dimensions and tight seams in flooring products. Multi-cavity simultaneous injection technology maximizes production efficiency.

2. Corrosion Resistance Treatment Solution

Selecting corrosion-resistant materials such as 718H pre-hardened steel and S136 stainless steel, with special surface hardening treatments significantly extending mold lifespan in hydrochloric acid environments.

3. Intelligent Temperature Control System

Equipped with precise zonal temperature control devices, maintaining mold temperature variation ≤±2℃, effectively preventing PVC material from overheating and decomposition, and ensuring stable product molding quality.

4. Optimized Runner Design

Adopting streamlined runner designs to reduce melt flow resistance, combined with multi-stage exhaust systems, effectively avoiding molding defects such as short shots and air bubbles.

II. Manufacturing Process Standards

1. Scientific Material Selection

• Standard molds utilize P20 tool steel with a lifespan of up to 500,000 cycles

• High-demand products use 718H tool steel with hardness reaching HRC 36-38

• Special applications employ S136 stainless steel for excellent corrosion resistance

2. Precision Machining Processes

• CNC five-axis machining centers: positioning accuracy ±0.005mm

• EDM electrical discharge machining: surface precision Ra ≤0.4μm

• Precision wire cutting: machining accuracy ±0.01mm

• Surface polishing treatment: achieving mirror finish effects

3. Structural Optimization Design

• Multi-point balanced ejection system for smooth demolding

• Optimized cooling channels improving cooling efficiency by 30%

• Modular design for convenient maintenance

III. Product Application Solutions

1. Commercial Flooring Molds

• Size specifications: 300×300mm to 1200×1200mm

• Thickness range: 2.0-8.0mm

• Daily production capacity: 400-1,000 square meters

2. Medical Flooring Molds

• Antibacterial surface treatment

• Anti-static functional design

• Compliant with medical-grade standards

3. Industrial Flooring Molds

• Load-bearing capacity: 500-1,500kg/m²

• Slip resistance rating: R9-R13

• Wear resistance rating: Grade T

IV. Technical Parameter Indicators

1. Precision Standards

   • Dimensional tolerance: ±0.15mm

   • Flatness: ≤0.1mm/m²

   • Thickness tolerance: ±0.1mm

2. Durability Performance

   • Mold lifespan: 800,000 to 1,000,000 cycles

   • Maintenance cycle: 100,000 cycles

   • Replacement cycle: 500,000 cycles

3. Production Efficiency

   • Molding cycle: 45-60 seconds

   • Qualification rate: ≥99.5%

   • Daily production: 500-1,200m²

V. Quality Control System

1. Incoming Material Inspection

   • Steel material testing

   • Hardness verification

   • Dimensional accuracy measurement

2. Process Control

   • Complete recording of machining processes

   • Real-time precision monitoring

   • Stage quality reviews

3. Final Inspection

   • Full-dimensional inspection via CMM

   • Trial molding product verification

   • Performance testing evaluation

VI. Service Support Solutions

• Technical Support: Professional engineering team providing technical consultation

• Trial Molding Service: Mold debugging and process optimization

• Training Services: Operation and maintenance training

• After-sales Support: Rapid response service mechanism

VII. Application Benefit Analysis

1. Economic Benefits

   • Mold lifespan extended by 30%

   • Production efficiency increased by 25%

   • Defect rate reduced to 0.5%

2. Quality Benefits

   • Improved dimensional stability

   • Enhanced surface quality

   • Strengthened product consistency

3. Environmental Benefits

   • Increased material utilization rate

   • Energy consumption reduced by 20%

   • Compliance with environmental standards

VIII. Market Prospects Outlook

With the continuous growth in PVC flooring market demand, technical requirements for molds are constantly increasing. Future development trends include:

• High-precision manufacturing requirements

• Application of rapid mold change technologies

• Integration of intelligent manufacturing

• Expansion of environmentally friendly material applications

IX. Selection Considerations

1. Technical Capability Assessment

   • Professional level of the design team

   • Advanced level of manufacturing equipment

   • Completeness of quality control system

2. Service Support Evaluation

   • Response speed

   • Problem-solving capability

   • Commitment to continuous service

3. Cost-Benefit Analysis

   • Initial investment cost

   • Long-term usage cost

   • Maintenance and upkeep cost

This technical solution provides a systematic explanation of the key technologies and application requirements for PVC flooring molds, offering professional reference and technical support for industry clients.