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China Suppliers Factory Standard High Temperature Series Heat Seal Cover Tape for Electronic Components Packaging
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China Suppliers Factory Standard High Temperature Series Heat Seal Cover Tape for Electronic Components Packaging

The Heat Seal Series Cover Tapes are essential for the surface-mount packaging of electronic components, making them a preferred choice among suppliers in China. This product line features a well-structured design that includes three functional types and various material grades tailored to meet diverse packaging needs, **Core Performance (Consistent & Exceptional)**, All variants deliver outstanding mechanical properties with a tensile strength of ≥2.5 kg and an elongation rate of ≥30%. These specifications ensure reliability during high-speed packaging processes. Our heat seal tapes maintain a consistent sealing temperature window (150-180°C and 190-250°C) and a uniform peel strength range (30-90g), guaranteeing reliable and user-friendly heat sealing performance. As a leading factory in China, we prioritize delivering high-quality products to meet the demands of our customers

    Standard (Transparent)
    YJRG-59H
    🔵
    Single-Sided ESD (Light Blue)
    YJRG-59H-1L
    Surface Resistivity: 10⁶–10¹⁰ Ω
    🟦
    Double-Sided ESD (Dark Blue)
    YJRG-59H-1LS
    Surface Resistivity: 10⁶–10¹¹ Ω
    📏
    Thickness
    0.055 mm
    Tolerance ±0.006 mm
    💪
    Tensile Strength
    ≥ 2.5 kg
    High mechanical durability
    ↔️
    Elongation
    ≥ 30%
    Flexible handling performance
    🌡️
    Sealing Temp.
    150–180 °C
    High-speed: 190–250 °C
    🔗
    Peel Force
    30–90 g
    Compatible with PS carrier tape
    Full Specifications
    Standard (Transparent) Single-Sided ESD (Light Blue)
    Surface Resistivity: 10^6–10^10 Ω
    Double-Sided ESD (Dark Blue)
    Surface Resistivity: 10^6–10^11 Ω
    Thickness (mm) ±0.006 Tensile Strength (kg) Elongation (%) Recommended Sealing Temperature (℃) Recommended Sealing Temp. (℃) | High-Speed Machine Peel Force (g) Compatible Carrier Tape
    YJRG-59H YJRG-59H-1L YJRG-59H-1LS 0.055 ≥2.5 ≥30 150–180 190–250 30–90 PS
    Product Overview

    The YJRG-59H series cover tape comprises the base model YJRG-59H, the single-sided anti-static model YJRG-59H-1L, and the double-sided anti-static model YJRG-59H-1LS. The product features a standard thickness of 0.055 mm, a design that achieves an optimal balance between mechanical strength and handling convenience.

    It demonstrates excellent mechanical properties, with a tensile strength ≥2.5 kg and an elongation ≥30%. This combination of parameters ensures stable performance during high-speed packaging processes.

    Thermal performance data indicates that this series is suitable for conventional sealing temperatures of 150–180°C, while also meeting the requirements for high-speed sealing at 190–250°C. This temperature adaptability allows it to fulfill various production efficiency needs.

    The precisely controlled peel force range of 30–90 g guarantees sealing reliability while facilitating potential rework operations. Designed specifically for use with PS carrier tapes, the double-sided anti-static model within the series provides comprehensive protection for sensitive electronic components, effectively preventing electrostatic damage and improving product yield.

    Frequently Asked Questions
    Q
    What is the difference between YJRG-59H, YJRG-59H-1L, and YJRG-59H-1LS?
    YJRG-59H is the standard transparent cover tape. YJRG-59H-1L is a single-sided ESD (light blue) version with a surface resistivity of 10⁶–10¹⁰ Ω, while YJRG-59H-1LS is a double-sided ESD (dark blue) version offering a slightly wider resistivity range of 10⁶–10¹¹ Ω. The ESD variants are designed to protect sensitive electronic components from electrostatic damage.
    Q
    What carrier tape is the YJRG-59H series compatible with?
    The YJRG-59H series cover tape is specifically designed for use with PS (Polystyrene) carrier tapes, ensuring reliable adhesion and consistent peel force performance throughout the packaging process.
    Q
    What sealing temperatures are recommended for the YJRG-59H series?
    For conventional sealing equipment, the recommended temperature range is 150–180°C. For high-speed packaging machines, the recommended sealing temperature range is 190–250°C. This dual-temperature adaptability makes the series suitable for a wide range of production setups and efficiency requirements.
    Q
    What does the peel force range of 30–90 g mean for my packaging process?
    The controlled peel force range of 30–90 g ensures that the cover tape provides a secure seal to prevent component displacement during transport, while still allowing easy and clean removal during rework or automated pick-and-place operations without damaging the components.
    Q
    Why is the thickness tolerance of ±0.006 mm important?
    A tightly controlled thickness tolerance of ±0.006 mm at a nominal 0.055 mm ensures consistent performance across all reels. Uniform thickness is critical for maintaining stable sealing quality, predictable peel force, and reliable feeding through automated packaging equipment.
    Q
    When should I choose the double-sided ESD model (YJRG-59H-1LS) over the single-sided version?
    The double-sided ESD model YJRG-59H-1LS is recommended when packaging highly sensitive electronic components that require electrostatic protection on both surfaces. It provides a broader resistivity range (10⁶–10¹¹ Ω) and comprehensive shielding, making it ideal for applications where maximum ESD protection and improved product yield are priorities.