T/CPPIA 21-2022 Active Group standards

T/CPPIA 21-2022 Ground source heat pump insulation board made of extruded polystyrene foam (XPS) board

Publish Date: 2022-08-10 Implement Date: 2022-08-10 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/CPPIA 21-2022

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Synthetic resins and plastics

ICS Name: Foam material

Publish Date: 2022-08-10

Implement Date: 2022-08-10

Scope

Scope: This document specifies the terms and definitions, classification and marking, requirements, test methods, inspection rules, marking and packaging, transportation, and storage of extruded polystyrene foam (XPS) boards for floor heating in civil buildings. This document applies to extruded polystyrene foam boards for floor heating with or without a filler layer, including suspended type, keel type, and direct laying type extruded polystyrene foam boards for floor heating, as well as high-strength extruded polystyrene foam prefabricated trench module boards. Main technical content: 5.1 Specifications and dimensions: The main specifications and dimensions of the products are shown in Table 1. Other specifications shall be agreed upon by the supplier and the buyer. 5.2 Permissible deviations in dimensions shall comply with the provisions of Table 2. 5.3 Appearance quality: 5.3.1 SDXPS boards shall have a smooth surface without inclusions and a uniform color. There shall be no visible defects affecting their use, such as bubbles, cracks, or deformation. 5.3.2 GDXPS boards shall have a smooth surface except for the grooves, with uniform grooves. The surface of the heat-distributing layer shall be smooth and free from damage. 5.4 Physical and mechanical properties shall comply with the provisions of Table 3. 5.5 Insulation performance shall comply with the provisions of Table 4. 5.6 Combustion performance shall not be lower than GB 8624 Class B2. 5.7 Total volatile organic compound release limit: The total volatile organic compound release shall not exceed 0.45mg/m3