西卡永聯結 Sika Ronacrete Unicell 40 / 25KG

Unicell® 40 是一種預包裝的乙酸乙烯酯共聚物改性砂漿，只需添加清水即可製成適用於混凝土修補和抹灰的砂漿。該材料符合香港房屋委員會 40 級修補砂漿系統的規範要求。產品性能已通過香港混凝土學會（HKCI）修補砂漿產品符合性認證計劃 PCCS-RM：40 級認證。它可以應用於厚層，適用於結構性和非結構性應用。根據基材的輪廓和技術，可實現 40 毫米的層厚。在填充凹槽時，可能實現更大的厚度。當前一層變硬後，可連續塗敷多層以達到所需厚度。

優點

• 預包裝提高了信心
• 單組分，只需添加水
• 易於應用於頭頂表面
• 易於實現光滑的表面效果
• 適用於結構性修補
• 低揮發性有機化合物（VOC）
• 可助於獲得 LEED 認證

用途

• 垂直和頭頂表面的厚層混凝土修補
• 可用於內部和外部
• 建築物和橋樑的結構性和修飾性修補
• 修復受損混凝土並保護鋼筋

Unicell® 40 is a prepacked vinyl acetate copolymer modified mortar requiring only the addition of clean water to produce a mortar suitable for concrete repair and rendering. The material conforms to the Hong Kong Housing Authority specification for Class 40 repair mortar system. The performance of the product is certified under the Hong Kong Concrete Institute (HKCI) Product Conformity Certification Scheme PCCS-RM : Class 40. It can be applied in thick section and is suitable for structural and non-structural application. Layers of 40 mm can be achieved depending upon substrate profile and technique. Greater thickness may be possible when applying material into pockets. Successive layers can be built up to achieve the required thickness once the previous layer has become firm.

Advantages

• Prebagged giving greater confidence
• Single pack requiring only the addition of water
• Easy to apply on overhead surfaces
• Easy to achieve smooth surface finish
• Suitable for structural repairs
• Low VOC
• Can Contribute to LEED certification

Usage

• Thick section concrete repairs to vertical and overhead surfaces
• Can be used internally and externally
• Structural and cosmetic repairs to buildings and bridges
• Reinstate damaged concrete and protect reinforcement