T/SZWA 001-2017 Polymer moisture-curing sealant residue
T/SZWA 001-2017 Polymer moisture-curing sealant residue
Basic Information
Scope
Scope: This standard specifies the terms and definitions, classification and marking, general requirements, technical requirements, test methods, inspection rules, marking, packaging, transportation, and storage of polymer grout for waterproofing and decorative tile (or natural decorative stone) bonding projects in industrial and civil buildings. This standard applies to polymer grout used in waterproofing and decorative tile (or natural decorative stone) bonding projects in industrial and civil buildings. Main technical content: 1. The product is divided into Type I and Type II according to the type of bonding decorative materials: - Type I is suitable for engineering waterproofing and natural decorative tile bonding; - Type II is suitable for engineering waterproofing and natural decorative stone bonding. 2. The product is in the form of dry powder, uniform, and free from clumping. 3. The physical and mechanical properties shall comply with the items specified in the following table: **Technical Requirements for Type I and Type II** **Item** **Type I** **Type II** **Settling Time** **Initial Set/min** ≥ 180 **Final Set/min** ≤ 660 **Flexural Strength/MPa (28d)** ≥ 4.0 **Compressive Strength/MPa (28d)** ≥ 12.0 **Flexibility (horizontal deformation)** ≥ 1.0 **Water-resistance Pressure/MPa (7d)** ≥ 0.5 **Tensile Bond Strength/MPa (28d)** ≥ 1.0 **Tensile Bond Strength after Water Immersion/MPa (28d)** ≥ 1.0 **Tensile Bond Strength after Thermal Aging/MPa (28d)** ≥ 1.0 **Tensile Bond Strength after 20-minute Aging/MPa (28d)** ≥ 0.5 **Shrinkage Rate (%)** ≤ 0.30