Overview
Translucent polycarbonate sheets, commonly referred to as sunlight panels, are engineered plastic panels designed for applications requiring natural light transmission and durability. Made from polycarbonate resin, these panels combine the clarity of glass with superior impact resistance, making them a safer alternative for roofing and cladding. Initially developed for aerospace applications, polycarbonate sheets gained popularity in construction due to their lightweight nature (about half the weight of glass) and ease of installation. Modern versions include multi-wall designs for enhanced insulation and UV-resistant coatings to prevent yellowing.
Product Features
The standout feature of translucent polycarbonate sheets is their exceptional light transmission (up to 90% for clear varieties) while diffusing sunlight to reduce glare. Their impact resistance is 250 times greater than glass, making them suitable for areas prone to hail or vandalism. Thermal properties include low thermal conductivity (0.22 W/mK) and a wide operating temperature range (-40°C to +120°C). Multi-wall sheets with air chambers provide additional insulation, reducing energy costs. Most panels feature co-extruded UV protection to maintain clarity and mechanical strength over decades.
Main Uses
In construction, these panels are extensively used for skylights in commercial buildings, industrial roofing, and noise barriers. Their light weight allows for simpler supporting structures compared to glass. Agricultural applications dominate in greenhouse construction, where balanced light diffusion promotes plant growth while preventing leaf burn. Other applications include signage, machine guards, and sports stadium roofing. Specialty versions with prismatic surfaces are used for daylighting systems that direct sunlight deep into buildings. The panels can be thermoformed for curved architectural features.
Culture and Development
Polycarbonate's development by Bayer in 1953 revolutionized transparent materials. The 1980s saw architectural adoption as manufacturing processes improved. Today, China produces over 60% of global polycarbonate sheets, with continuous innovation in multi-layer designs and nano-coatings. The material's sustainability is increasingly important - modern sheets are 100% recyclable under ISO 15270 standards. Some manufacturers incorporate up to 30% recycled content without compromising performance. Recent advancements include anti-condensation coatings and photocatalytic self-cleaning surfaces.
B2B Procurement Guide
When sourcing translucent polycarbonate sheets, specify thickness (4mm for greenhouses, 6-10mm for roofing), UV protection type (co-extruded is superior to surface-coated), and fire ratings (UL94 V-2 or better). Multi-wall sheets should have proper sealing to prevent dust accumulation in channels. Leading manufacturers include Palram, SABIC, and domestic brands like Kingfa. MOQs typically start at 100m², with bulk discounts available. Delivery times vary from 2-6 weeks depending on customization. Always request material certification (RoHS, ISO 9001) and warranty terms (10-15 years is industry standard).
Related Manufacturers
- 主营：PC耐力板、PC瓦、树脂瓦、PC阳光板、pet、FRP瓦
- 主营：市政护栏、声屏障、边坡防护网、半透明阳光板隔音围挡、施工围挡、球场围网、铸铁护栏、石笼网、刀片刺绳、防抛网、拒马护栏
- 主营：彩钢卷、彩钢瓦、镀锌卷、阳光板、镀锌带钢、锌铝镁带钢、采光瓦、热轧卷、镀锌打包带、烤蓝打包带、黑漆打包带、锌铝镁卷、C型钢、镀铝锌卷板、热轧带钢、热轧卷板、无花镀锌、有花镀锌、彩铝、不锈钢卷板、不锈钢打包带、冷拔丝、镀锌铁丝、防腐瓦、楼承板
- 主营：透明板、夹层pai、酚醛树脂板、半透明PC聚碳酸酯板棒、pom聚甲醛板棒、透明亚克力板
- 主营：聚碳酸酯板材、实心板、PC板、阳光板、PC阳光板、中空阳光板、温室阳光板、阳光板车棚、阳光板雨棚、双层阳光板、大棚阳光板、透明阳光板、840中空阳光板、四层板、采光板、波浪瓦、耐力板、锁扣板、PC耐力板、840采光瓦、耐力板车棚、采光罩、中空板、透明耐力板、聚碳酸酯耐力板
- 主营：耐力板、优尼科、波浪瓦、阳光板、聚碳酸、扩散板、卡布隆、4mm双层、磨砂板、实心板、8mm中空、颗粒板、雨棚板、景德镇pc、南蜂窝pc、pc中空板、哈尔滨pc、南锁扣pc、阻燃pc板、南透明pc、黑龙江pc、石家庄pc、三层多层、山南中空、凉山中空
- 主营：爬架网、隔音围挡、公路隔音板、阳光板、高速隔音板、声屏障、护栏网
- 主营：pc阳光板、阳光板定制、双层阳光板、福鑫阳光板、双层湖蓝
- 主营：光伏支架、轻钢别墅、采光板、阳光板、光伏支架配件、耐力板、锌镁铝光伏支架、热浸锌光伏支架、c型钢光伏支架、u型光伏支架、沙漠光伏支架
- 主营：挤塑板、保温隔热涂料、隔音涂料、阳光板、防水涂料、岩棉板、采光瓦、不燃型复合聚苯保温板
- 主营：PC耐力板、聚碳酸U型锁扣中空板、聚碳酸酯PC插接板、PC阳光板、PC中空瓦楞阳光板、U型锁扣阳光板、聚碳酸酯四层阳光板、聚碳酸酯防雾滴阳光板、三层中空瓦楞阳光板、聚碳酸酯三层阳光板、聚碳酸酯米子型阳光板、四层中空瓦楞阳光板、幕墙PC插接阳光板、聚碳酸酯U型实心板、聚碳酸酯实心板、聚碳酸酯PC波浪瓦、聚碳酸酯PC扩散板、声屏障双面UV耐力板、聚碳酸酯中空板、聚碳酸酯U型锁扣板、PC广告灯箱板、聚碳酸酯U型耐力板、聚碳酸酯中空瓦楞板、聚碳酸酯PC采光瓦、聚碳酸酯板
- 主营：采光瓦、采光板、透明瓦、阳光板、pc阳光板、采光带、耐力板、frp采光瓦、玻璃钢瓦、PC中空板、冰火板、无机预涂板、洁净板、防水卷材、防水透气膜、防潮隔汽膜、pc隔汽层、呼吸纸、隔汽防潮膜、pe隔汽膜、可溶性采光带
- 主营：聚碳酸酯板、聚碳酸酯实心板、聚碳酸酯幕墙板、PC插接阳光板、PC阳光板、PC板加工、磨砂PC板、阻燃PC板、PC耐力板、PC扩散板、防静电PC板、PC颗粒板、PETG板
- 主营：彩钢板、岩棉板、纸蜂窝、阳光板、夹芯板、采光板、保温板、防火隔板、岩棉保温、彩涂钢板、铝镁锰板、建筑水泥注浆
- 主营：[]