Elastomer (SBS)-Modified Bitumen Waterproofing Membrane
图文详情
Elastomer(SBS)-Modified Bitumen Waterproofing Membrane
Applicable Standards:GB/T 18242-2025
Product Introduction
Elastomer (SBS)-modified bitumen waterproofing membranes are made from styrene -butadiene-styrene (SBS) thermoplastic elastomer-modified bitumen as the impregnation and coating material, with filament polyester felt as the reinforcing base, and a surface layer of polyethylene film (PE), fine sand (S), or mineral granules (M) as a separating layer.

Product Features
1、Excellent tensile strength and elongation properties, high elongation, and strong adaptability to shrinkage, deformation, and cracking of the substrate;
2、It offers excellent resistance to both high and low temperatures and has a wide operating temperature range;
3、The hot-melt application method can be used yearround, and the lap joints are tight and reliable.
Key Performance Indicators

Recommended Level 1 Waterproofing Design Plan

Scope of Application
Suitable for roofing, underground waterproofing projects, and municipal engineering projects in various industrial and residential buildings.
Waterproofing membranes with an upper surface separation layer consisting of opaque, coarse mineral granules (M) are suitable for exposed applications; all others are intended for non-exposed applications.
Construction Methods
Substrate Preparation → Application of Primer → Treatment of Detail Areas (Installation of Additional Membrane Layers) → Positioning and Marking → Large-Area Membrane Installation → HotMelt Sealing of Edges → Quality Inspection and Acceptance → Installation of Protective Layer
Storage and Transportation
1、During storage and transportation, products of different types and specifications should be stored separately and should not be mixed;
2、Keep away from direct sunlight and rain; ensure proper ventilation; storage temperature should not exceed 50°C;
3、Vertical storage must be in a single layer; during transport, vertical stacking must not exceed two layers;
4、Prevent tilting or lateral pressure during transport; cover with a tarp if necessary;
5、Under normal storage and transportation conditions, the shelf life is 1 year from the date of manufacture.
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Self-adhesive Polymer-Modified Bitumen Waterproofing Membrane