iJ2 iFixes Multi-Purpose Dual Preheating Holding Pressure Machine For Phone Screen Back Cover Bracket Frame Hot Pressing Repair. Function: This machine is primarily used for hot pressing repairs on mobile phones, including screen frame hot pressing, back cover pressing, whole machine hot pressing, and airtightness restoration. Features: It boasts dual preheating with adjustable upper and lower heating temperatures, a high-torque pressure lever for secure clamping, and a design optimized for efficiency and safety. Compatibility: It is compatible with various mobile phone screens and suitable for straight, curved, and folding screen models. Reference data for temperature setting and pressure holding time. 1. Airtightness restoration. Upper layer heats: 100℃. Lower layer heats: below 80℃. Pressure holding time: 3-5minutes. Note: Special molds are required. 2. AB glue for Bracket. Upper layer heats: 100℃. Lower layer heats: 60-80℃. Pressure holding time: 3-5 minutes. Note: Special molds are required. 3. Back cover glass. Upper layer heats: 100℃. Lower layer heats: 80℃. Pressure holding time: 5-8minutes. Just use the built-in mat. 4. Whole phone hot pressing. Upper layer heats: 100℃. Lower layer heats: below 80℃. Pressure holding time: 5-10minutes.