Product Introduction

For Solar cellALO SKY - S

Product Introduction

For solar panels, a high-quality barrier film is a “must” material, as it blocks moisture and harmful gases that change the material properties or cause performance degradation. The barrier film improves durability for long-term use as well as the product life.

Product Characteristics

  • Moisture Barrier

  • High Permeability

  • Printability

  • Stickiness

Product Properties

Property Spec
WVTR (g/m²day) 0.08
OTR (cc/m²day) 0.1 ~ 0.2
VLT (%) 88 or more
Haze 2.5 or less

※ As the base film is selected according to the intended application, the physical properties may vary.

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제품물성
Property Unit MPET PX52 MPET PX53 MPET XP35 MPET PX37 MPET PX135 Test Method
Base Film Thickness ㎛ 12 12 12 12 12 Micrometer Method
Tensile Strengt MD kgf/㎟ 27 26 27 27 28 ASTM D 882A
TD 23 22 23 24 24
Elongation at Break MD % 121 123 127 131 121
TD 139 132 141 136 141
Young's Modulus MD kgf/㎟ 476 465 457 442 469
TD 487 480 486 496 485
Heat Shrinkage MD % 1.0 1.0 1.0 1.2 1.2 Seoil Method (150℃/30min.)
TD 0 0 0 0 0
Al Thickness Å 420 420 420 520 420 Seoil Method
O.D (Optical Density) - 2.1 2.1 2.1 2.6 2.1 Seoil Method
OTR (Oxygen Transmission Rate) cc/㎡/day 1.0 1.0 1.1 0.7 1.5 ASTM F 3985 (25℃, 0%R.H., 1atm)
WVTR (Water Vapor Transmission Rate) g/㎡/day 1.0 1.0 2.0 0.7 0.7 ASTM F 372 (37.8℃, 90%R.H., 1atm)
Surface Tension (Metallized Side) dyne/㎝ 58 58 54 56 58 ASTM D 2578
Gloss (Metallized Side) 20˚ % - - 1250↑ 1250↑ 1250↑ ASTM D 523
60˚ 700↑ 650↑ 750↑ 750↑ 700↑