Product Overview: Engineered for Blister Perfection
Songhong's White Coated SBS Cardboard (Solid Bleached Sulfate) is a high-performance solution for premium blister packaging, combining 100% virgin wood pulp with precision coating technology. Available in 14pt (0.56mm, 350gsm) and 20pt (0.81mm, 500gsm), this FSC®-certified stock delivers:
Double-Sided Coating: Food-safe PE/PLA (20-25g/m²) for heat-sealing and moisture resistance
Superior Whiteness: 92% ISO brightness (CIELab L*=94.5) for vibrant brand visuals
Factory-Direct Quality: 18 years of blister paper R&D, trusted by 300+ global brands (Philips, Foxconn, Nestlé)
Core Features: Data-Driven Excellence
| Feature | 14pt (350gsm) | 20pt (500gsm) | Industry Benchmark |
|---|---|---|---|
| Thickness | 0.56mm ±0.02mm (±3.6% 公差) | 0.81mm ±0.03mm (±3.7% 公差) | 行业 ±5% |
| Stiffness (MD/CD) | 4.8/2.5mN·m (ASTM D638) | 8.5/4.2mN·m (ASTM D638) | 竞品低 15-20% |
| Thermoforming Yield | 96% (复杂曲面) | 95% (重型结构) | 行业平均 85-90% |
| Heat Seal Strength | ≥8N/15mm (130℃, 2s) | ≥10N/15mm (130℃, 2s) | 国标≥6N/15mm |
| Moisture Resistance | 72 小时吸湿≤1% (ASTM D642) | 72 小时吸湿≤0.8% (ASTM D642) | 竞品 1.5-2% |
Technical Specifications (SGS 2024 认证)
| Parameter | 14pt Value | 20pt Value | Certifications |
|---|---|---|---|
| Grammage | 350gsm ±3% | 500gsm ±3% | FSC® C027896 |
| Brightness | 92% ISO | 92% ISO | FDA 食品接触级 |
| Surface Roughness | ≤6μm (正面) / ≤8μm (背面) | ≤6μm (正面) / ≤8μm (背面) | EN71-3 儿童安全认证 |
| Tensile Strength | 45N (MD) / 28N (CD) | 68N (MD) / 42N (CD) | ISO 13485 医疗级(可选) |
| Folding Endurance | 300 次无裂痕(MIT 测试) | 500 次无裂痕(MIT 测试) | ASTM D6491 |
Address：(Factory Building) Hengyu 4th Road, 3 Building Digital Park, Huicheng District, Huizhou City, Guangdong Provinc
Email：admin@songhongpaper.com
mobile phone/WhatsApp：18933510459
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