Amaoe SAM2 BGA Reballing Stencil-Original
Exceptional Accuracy for Repair Professionals
The Amaoe SAM2 BGA Reballing Stencil-Original is designed to offer unparalleled precision in electronics repair and maintenance. Whether you’re working on smartphones, laptops, or other delicate devices, this tool ensures optimal alignment and reballing results every time. Amaoe SAM2 BGA Reballing Stencil-Original
Durable and Reliable Construction
Crafted from premium materials, this stencil guarantees durability while maintaining a sleek design. It boasts outstanding heat resistance, allowing you to tackle demanding BGA chip repairs with absolute confidence. Perfect for everyday use in professional settings or at home. Amaoe SAM2 BGA Reballing Stencil-Original
Effortless Usability
Using the Amaoe SAM2 BGA Reballing Stencil is quick and efficient, minimizing downtime and improving overall productivity. Its ergonomic design makes it easy to handle, ensuring seamless integration into your kit of essential electronic repair tools. Amaoe SAM2 BGA Reballing Stencil-Original
The Amaoe SAM2 BGA Reballing Stencil is a professional-grade precision tool specifically engineered for high-end smartphone motherboard repairs. While “SAM” typically denotes the Samsung series in Amaoe’s catalog (specifically for the Exynos 8890 and Snapdragon 820/821 era), it is a staple in Huawei repair shops due to the overlapping use of certain power ICs and BGA components during those hardware generations. Amaoe SAM2 BGA Reballing Stencil-Original
The SAM2 is widely recognized for its “square hole” design, which significantly improves the success rate of solder ball formation compared to traditional round-hole stencils. Amaoe SAM2 BGA Reballing Stencil-Original
Full Technical Specifications
| Feature | Specification Details |
| Brand | Amaoe (Genuine Original) |
| Model | SAM2 (Samsung Series 2 / Multi-purpose) |
| Material | High-grade Japanese Imported Stainless Steel |
| Hole Type | Square Hole (Precision Laser Cut) |
| Thickness | 0.12 mm |
| Heat Resistance | Up to 450°C (Anti-warping) |
| Compatible CPUs | Exynos 8890, Snapdragon 820 (MSM8996), Snapdragon 821 |
| Support IC Types | Power ICs, Audio ICs, WiFi Modules, RAM (PoP) |
| Corrosion Resistance | High (Oxidation-resistant coating) |
| Usage Application | BGA Reballing / Tin Planting / Motherboard Repair |
Key Features and Design Advantages
1. Square Hole Technology
The defining characteristic of the SAM2 is its square-shaped apertures. Traditional round holes often cause “suction” issues where the solder ball gets stuck in the stencil when lifting. The square design allows for:
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Easier Release: Reduced surface tension between the solder paste and the stencil walls.
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Uniformity: Ensures every solder ball is the exact same height and volume, preventing “bridging” (shorts) or “dry joints” (no connection).
2. Specialized 0.12mm Thickness
Amaoe has standardized the 0.12mm thickness for the SAM2. This is the “Goldilocks” zone for modern smartphone repair:
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It is thin enough to allow the solder balls to form quickly under heat.
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It is thick enough to prevent the stencil from “doming” or warping when the heat gun is applied directly to it.
3. Material Integrity
The stencil is manufactured using high-quality steel that undergoes a specialized cooling process. This ensures that even after hundreds of heating cycles, the stencil returns to its perfectly flat state. This is critical because a slightly bent stencil will cause solder paste to leak between the chip and the mesh, leading to a failed repair.
Compatibility List (Huawei & Associated ICs)
While labeled “SAM2,” this stencil is the primary tool for repairing Huawei devices that utilize the following components or secondary power management chips:
| Component Type | Specific Models / IC IDs |
| Primary CPUs | MSM8996 (Snapdragon 820), Exynos 8890 |
| Power Management (PMIC) | PM8996, HI6421 (Variants), HI6555 |
| Memory / Storage | UFS 2.0/2.1 Flash Chips, LPDDR4 RAM |
| Connectivity | Various WiFi/Bluetooth modules used in P9 and Mate 9 eras |
Professional Tips for Using Amaoe SAM2
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Solder Paste Choice: Use a high-quality 183°C (Leaded) or 138°C (Low-melt) solder paste. Ensure the paste is slightly dry; if it is too “wet” or oily, it may seep under the square holes.
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Alignment: Use a microscope for alignment. Because the SAM2 is built for high-density BGA, even a 0.05mm misalignment can result in crossed pins. Amaoe SAM2 BGA Reballing Stencil-Original
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Heat Management: Set your hot air station to approximately 300°C–330°C with low airflow (around 2 or 3) to prevent the solder balls from blowing away before they melt. Amaoe SAM2 BGA Reballing Stencil-Original
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Cleaning: Clean the stencil immediately after use with 99% Isopropyl Alcohol (IPA) and a soft-bristled brush. Avoid using metal scrapers that could scratch the anti-oxidation coating. Amaoe SAM2 BGA Reballing Stencil-Original
Warning: To ensure you have an Original Amaoe product, look for the laser-etched “Amaoe” logo and the specific model “SAM2” on the corner of the steel sheet. Fakes often use lower-quality recycled steel that warps upon first contact with a heat gun. Amaoe SAM2 BGA Reballing Stencil-Original
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