Detailed Explanation of the Operation Steps of Composite Material Vacuum Forming Process

Vacuum Infusion Molding Process (Wet Method) Operation Steps
1 Mold preparation, apply release agent
2 Product layering (hand lay-up, spraying, prepreg)
3 Lay release cloth
4 Lay isolation film or perforated isolation film (optional)
5 Lay breathable felt
6 Paste sealing strip (can be done in advance)
7 Lay vacuum bag film
8 Install vacuum valve, quick connector and vacuum tube
9 Connect air source and check vacuum degree
10 Vacuum and solidify product
11 Product demoulding
Operation Diagram:

Apply Release Agent

Product Lamination

Lay the Release Cloth

Laying Perforated Isolation Film

Lay Breathable Felt

Paste the Sealing Strip

Laying Vacuum Bag Film

Sealing of Vacuum Bagging Film

Install Vacuum Valve, Quick Connector and Vacuum Hose

Leak Detection with Leak Detector

Product Curing

Vacuum Bag Demoulding

Product Demoulding

Operation Steps of Vacuum Resin Introduction Method
1 Mold preparation, apply release agent
2 Gel coat, product layering (reinforcement material without resin)
3 Lay release cloth
4 Lay guide cloth and guide tube
5 Paste sealing strip (can be done in advance)
6 Lay vacuum bag film
7 Install vacuum valve, quick connector and vacuum tube
8 Connect air source and check vacuum degree
9 Vacuum and introduce resin
10 Product curing
11 Product demoulding
Operation Diagram:

Mold Preparation – Gel Coat Spraying

Lay the Reinforcement Material (Fix with Spray Glue)

Lay the Release Cloth

Paste the Sealing Strip

Arrangement of Airway

Laying Guide Cloth (Guide Net)

Install the Guide Tube and Resin Tube

Sealing Vacuum Bag Film

Check Vacuum

Vacuuming and Pressurizing

Import Resin

Resin Collector Prevents Resin from Entering the Vacuum Pump

Product Demoulding

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