Bottle Cap Mold

48/32-Cavity Bottle Cap Mold – A Breakthrough Solution for High-Quality Cap Production

The 48/32-cavity bottle cap molds provided by NTMC are designed for beverage, food, pharmaceutical, and cosmetic factories that demand high precision and stable productivity. With advanced technology, this mold system optimizes production, reduces material waste, and lowers operating costs.

Product Classification

1. 32-Cavity Bottle Cap Mold

a. 32-Point Temperature Control Box

• Temperature Control Box: Manufactured by Jeng Feng
• Hot Runner Control Panel: Uses SCR, 32-point temperature display – dual module
• Heat Plate Control Panel: Uses SCR, 4-point high-power temperature display
• Material Inlet Control Panel: Uses SCR, single-point temperature display
• Pneumatic Solenoid Valve (AIR): SMC – Japan
• Power Voltage: 220V, 380V, 415V (Single-phase 3Φ4W) – L1, L2, L3, 4N

b. Mold Dimensions (32-Cavity)

• Mold Length: 700 mm
• Mold Width: 500 mm
• Mold Thickness: 491 mm
• Main Axis Distance: Over 510 × 510 mm
• Mold Opening Stroke: 600 mm
• Mold Thickness Adjustment: 600–1000 mm

c. Product Specifications – 32-Cavity Mold

• Neck Size: PCO 1810 / 1881 / 2925 / 3025
• Applications: Caps for mineral water, juice, ready-to-drink tea, edible oil, cosmetics, pharmaceuticals, etc.
• Air Tank Pressure: ≥ 8 kgs/cm², Flow Rate 317 L/min
• Chiller Inlet Pressure: 4.6–8.3 kgs/cm²
• Chiller Outlet Flow Rate: 399–502 L/min
• Hot Runner Points: 230V / 325W each, 32 points = 10,400W total
• Heat Plate Points: 220V / 2,650W each, 5,300W per zone, 4 zones total 21,200W
• Material Inlet Control: 1 point 230V / 710W
• Male Core Material: Swedish Stainless Steel, Hardness HRC 51–52
• Female Core Material: U.S. Beryllium Copper Alloy, Hardness HRC 40
• Mold Material: Plated P20 or WP85 (optional full stainless steel male & female cores)
• Hot Runner System (Needle Valve): Hotset with ring or coil heater

2. 48-Cavity Bottle Cap Mold

a. 48-Point Temperature Control Box

• Temperature Control Box: Manufactured by NTMC
• Hot Runner Control Panel: Uses SCR, 48-point dual module temperature display
• Heat Plate Control Panel: Uses SCR, 4-point high-power display
• Material Inlet Control Panel: Uses SCR, single-point temperature display
• Pneumatic Solenoid Valve (AIR): SMC – Japan
• Power Voltage: 220V, 380V, 415V (Single-phase 3Φ4W) – L1, L2, L3, 4N

b. Dimensions

• Mold Length: 940 mm
• Mold Width: 590 mm
• Mold Thickness: 491 mm
• Main Axis Distance: Over 600 × 600 mm
• Mold Opening Stroke: 550 mm
• Mold Thickness Adjustment: 600–1000 mm

c. Product Specifications – 48-Cavity Mold

• Neck Size: PCO 1810 / 1881 / 2925 / 3025
• Applications: Caps for mineral water, juice, ready-to-drink tea, edible oil, cosmetics, pharmaceuticals, etc.
• Air Tank Pressure: ≥ 8 kgs/cm², Flow Rate 317 L/min
• Chiller Inlet Pressure: 4.6–8.3 kgs/cm²
• Chiller Outlet Flow Rate: 399–502 L/min
• Hot Runner Points: 230V / 325W each, 48 points = 15,600W total
• Heat Plate Points: 220V / 2,650W each, 4,600W per zone, 4 zones total 18,400W
• Material Inlet Control: 1 point 230V / 710W
• Male Core Material: Swedish Stainless Steel, Hardness HRC 51–52
• Female Core Material: U.S. Beryllium Copper Alloy, Hardness HRC 40
• Mold Material: Plated P20 or WP85 (optional full stainless steel male & female cores)
• Hot Runner System (Needle Valve): Hotset with ring or coil heater

See also: PET Preform Mold

3. Installation Guide

1	2

Product Highlights

• High-quality temperature control box: Produced by NTMC for precise and stable thermal regulation during molding.
• Hot Runner Control Panel: Uses SCR technology with 32/48 dual-module display ensuring consistent temperature for each channel and flawless cap quality.
• Heat Plate Control Panel: 4-point high-power system ensures even heating and perfect cap shape.
• Material Inlet Control Panel: Single-point temperature control for even resin melting and improved production efficiency.
• Pneumatic Solenoid Valve (AIR): SMC – Japan, providing durability, accuracy, and safety in operation.
• Power Voltage: Supports 220V, 380V, 415V (Single-phase 3Φ4W – L1, L2, L3, 4N), adaptable to various factory power systems.

Advantages of Using NTMC Bottle Cap Molds

• High Productivity: Capable of producing thousands of caps per hour for large-scale production lines.
• Superior Precision: Independent and dual-module temperature control ensures dimensional stability.
• Durable and Easy Maintenance: High-grade steel (HRC 51–52), long lifespan, easy replacement, and maintenance.
• Cost Optimization: Reduces material waste, saves energy and labor, maximizing production efficiency.

Contact for Consultation

For detailed consultation about the 48/32-Cavity Bottle Cap Mold, please CONTACT the NTMC technical team directly. We will help you choose the most suitable solution for your production and budget needs.