PFA Cassette– Experience unmatched chemical resistance and durability with Semicera’s PFA Cassette, the ideal solution for safe and efficient wafer handling in semiconductor manufacturing.
Seminer is pleased to offer the Cassette PFA, a premium choice for wafer handling in environments where chemical resistance and durability are paramount. Crafted from high-purity Perfluoroalkoxy (PFA) material, this cassette is designed to withstand the most demanding conditions in semiconductor fabrication, ensuring the safety and integrity of your wafers.
Unmatched Chemical Resistance Le Cassette PFA is engineered to provide superior resistance to a wide range of chemicals, making it the perfect choice for processes that involve aggressive acids, solvents, and other harsh chemicals. This robust chemical resistance ensures that the cassette remains intact and functional even in the most corrosive environments, thereby extending its lifespan and reducing the need for frequent replacements.
High-Purity Construction Semicera’s Cassette PFA is manufactured from ultra-pure PFA material, which is critical in preventing contamination during wafer processing. This high-purity construction minimizes the risk of particle generation and chemical leaching, ensuring that your wafers are protected from impurities that could compromise their quality.
Enhanced Durability and Performance Designed for durability, the Cassette PFA maintains its structural integrity under extreme temperatures and rigorous processing conditions. Whether exposed to high temperatures or subjected to repeated handling, this cassette retains its shape and performance, offering long-term reliability in demanding manufacturing environments.
Precision Engineering for Secure Handling Le Semicera PFA Cassette features precise engineering that ensures secure and stable wafer handling. Each slot is carefully designed to hold wafers securely in place, preventing any movement or shifting that could result in damage. This precision engineering supports consistent and accurate wafer placement, contributing to overall process efficiency.
Versatile Application Across Processes Thanks to its superior material properties, the Cassette PFA is versatile enough to be used across various stages of semiconductor fabrication. It is particularly well-suited for wet etching, chemical vapor deposition (CVD), and other processes that involve harsh chemical environments. Its adaptability makes it an essential tool in maintaining process integrity and wafer quality.
Commitment to Quality and Innovation At Semicera, we are committed to providing products that meet the highest industry standards. The Cassette PFA exemplifies this commitment, offering a reliable solution that integrates seamlessly into your manufacturing processes. Each cassette undergoes strict quality control to ensure it meets our rigorous performance criteria, delivering the excellence you expect from Semicera.
Articles |
Production |
Recherche |
Factice |
Paramètres de cristal |
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Polytype |
4H |
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Erreur d'orientation de la surface |
4±0.15° |
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Paramètres électriques |
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Dopant |
azote de type N |
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Résistivité |
0,015-0.025ohm · cm |
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Paramètres mécaniques |
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Diamètre |
150,0 ± 0,2 mm |
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Épaisseur |
350 ± 25 µm |
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Orientation plate primaire |
[1-100]±5° |
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Longueur plate primaire |
47,5 ± 1,5 mm |
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Plat secondaire |
Aucun |
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TTV |
≤5 µm |
≤10 µm |
≤15 µm |
LTV |
≤3 μm (5 mm * 5 mm) |
≤5 μm (5 mm * 5 mm) |
≤10 μm (5 mm * 5 mm) |
Arc |
-15 μm ~ 15μm |
-35 μm ~ 35 μm |
-45 μm ~ 45 μm |
Chaîne |
≤35 µm |
≤45 µm |
≤55 µm |
Rugosité avant (si-face) (AFM) |
Ra≤0,2 nm (5 μm * 5 μm) |
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Structure |
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Densité de micro- |
<1 ea / cm2 |
<10 ea / cm2 |
<15 ea / cm2 |
Impuretés métalliques |
≤5E10atoms/cm2 |
N / A |
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BPB |
≤1500 ea / cm2 |
≤3000 ea / cm2 |
N / A |
TSD |
≤500 ea / cm2 |
≤1000 ea / cm2 |
N / A |
Qualité avant |
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Devant |
Si |
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Finition de surface |
CMP SI-FACE |
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Particules |
≤60ea / plaquette (taille 0,3 μm) |
N / A |
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Rayures |
≤5EA / MM. Longueur cumulative ≤ diamètre |
Longueur cumulatif ≤2 * diamètre |
N / A |
PELLE / PEPES ORANGE / TAPPES / COMMENTS / CRESCHES / CONTAMINATION |
Aucun |
N / A |
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Coups de bord / retraits / fracture / plaques hexagonales |
Aucun |
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Zones de polytype |
Aucun |
Zone cumulative≤20% |
Zone cumulative ≤ 30% |
Marquage laser avant |
Aucun |
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Qualité du dos |
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Finition arrière |
CMP C-FACE |
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Rayures |
≤5ea / mm, longueur cumulative≤2 * diamètre |
N / A |
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Défauts arrière (puces de bord / retraits) |
Aucun |
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Rugosité du dos |
Ra≤0,2 nm (5 μm * 5 μm) |
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Marquage laser arrière |
1 mm (du bord supérieur) |
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Bord |
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Bord |
Chanfreiner |
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Conditionnement |
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Conditionnement |
Préparé en épi avec un emballage sous vide Emballage de cassette multi-wafer |
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*Remarques: «NA» signifie qu'aucun élément de demande non mentionné ne peut se référer au semi-std. |