This part of GB 18173 specifies the terms and definitions, classification and labeling, requirements, test methods, inspection rules, marking, packaging, transport and storage for polymer water-proof sheet.
This part is applicable to homogeneous water-proof sheet (hereinafter referred to as homogeneous sheet), composite water-proof sheet (hereinafter referred to as composite sheet), special-shaped water-proof sheet (hereinafter referred to as special-shaped sheet), self-adhesive water-proof sheet (hereinafter referred to as self-adhesive sheet), material with point (strip) adhesion sheet and the like, which are mainly made of polymer materials, produced by extrusion or calendering methods, and used for water-proofing, seepage-proofing, moisture-proofing, gas barrier, contamination-proofing, and drainage in various engineering.
2 Normative references
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 528 Rubber, vulcanized or thermoplastic - Determination of tensile stress-strain properties
GB/T 529 Rubber vulcanized or thermoplastic - Determination of tear strength (Trouser, angle and crescent test pieces)
GB/T 532 Rubber, vulcanized or thermoplastic - Determination of adhesion to textile fabric
GB/T 1040.2 Plastics - Determination of tensile properties - Part 2: Test conditions for moulding and extrusion plastics
GB/T 1041 Plastics - Determination of compressive properties
GB/T 1690 Rubber, vulcanized or thermoplastic - Determination of the effect of liquids
GB/T 3511 Rubber, vulcanized or thermoplastic - Resistance to weathering
GB/T 3512 Rubber, vulcanized or thermoplastic - Accelerated ageing and heat resistance tests - Air-oven method
GB/T 4851 Test method for holding power of pressure sensitive adhesive tapes
GB/T 7762 Rubber, vulcanized or thermoplastic - Resistance to ozone cracking - Static strain test
3 Terms and definitions
For the purposes of this document, the following terms and definitions apply.
3.1
homogeneous sheet
water-proof sheet with polymer synthetic material as main material and consistent cross-sectional structure of each part
3.2
composite sheet
water-proof sheet with polymer synthetic material as main material, composite fabric and other protective or reinforcement layers to change the dimensional stability and mechanical properties, and consistent cross-sectional structure of each part
3.3
self-adhesive sheet
water-proof sheet with consistent cross-sectional structure of each part, the surface of the polymer sheet of which is compounded with a layer of self-adhesive material and an isolation protective layer to improve or enhance the adhesive property with the base layer
3.4
special-shaped sheet
water-proof (and drainage) sheet with polymer synthetic material as main material, and continuous convex-concave shells or specific geometric shapes processed through special processes
3.5
material with point (strip) adhesion sheet
water-proof sheet with tangential drainage function due to the spaces between the adhesive points (strips) evenly distributed in a specified area to bond the homogeneous sheet with protective layers such as fabric
3.6
composite strength
the composite strength of the surface protection or reinforcement layer and the core layer of the composite sheet, in MPa
3.7
section area of drainage water
the section area of drainage water formed by the shell bulge on the cross-section of each linear meter of the special-shaped sheet (water-proof and drainage plate), in cm2
