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Non-Curing Rubber Asphalt Waterproof Coating

Non-Curing Rubber Asphalt Waterproof Coating

A single-component, hot-applied rubber asphalt coating that remains a tacky paste after cooling. Specify it as a continuous bonding and waterproofing layer beneath a compatible sheet membrane in protected basement, podium or roof assemblies. Order factory-direct drums by sending the project area, target coating thickness, substrate and membrane type for a system-matched quotation.

Single ComponentHot AppliedNon-Curing Paste≥98% SolidsSBS Composite SystemsProtected Applications

For project-specific pricing, send your technical requirements and destination port.

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Quick specifications

Product Form
Single-component rubber asphalt paste
Installation
Heat, then spray or scrape with suitable equipment
System Use
Bonding and waterproofing layer beneath compatible sheet membrane
Solid Content
≥98%
Flash Point
≥180°C
Extensibility
≥15 mm
Low-Temperature Flexibility
−20°C, no fracture
Heat Resistance
65°C, no sliding, flow or dripping

Product overview

A Tacky Interface for Protected Waterproofing Systems

Non-curing rubber asphalt coating occupies a different role from a coating that dries into an exposed film. It is heated for application, then remains a tacky paste beneath the next system layer. For a buyer, the key decision is whether the coating, sheet membrane and protection build-up are specified as one assembly.

The technical table on this page covers solids, flash point, extensibility, adhesion failure mode, temperature response and chemical-resistance checks. Thickness, material consumption and installation temperature must be selected for the actual substrate and membrane pairing; a drum weight alone cannot determine the area covered.

Specify the Coating and Sheet Together

For basement slabs, protected roofs and podiums, identify the sheet facing, lap method, movement details and protective layer before ordering. A continuous coating-to-sheet interface can help reduce paths for water migration when it is installed and detailed correctly. It does not make penetrations, joints or damaged sheets repair-free.

If your project needs a different liquid-applied material, compare polymer-modified asphalt coating for its own system requirements. Send drawings, target thickness and membrane choice for a quotation matched to your assembly.

Applications

Basement Slabs and Walls

A continuous hot-applied layer can follow concrete contours before the compatible membrane and protection layers are installed. Specify drainage, water pressure and movement details at the assembly level.

Protected Roofs and Podiums

Use beneath a suitable membrane and protective build-up on roof decks or podiums. This tacky material is not a finished exposed or traffic-bearing surface.

Sheet-Membrane Interfaces

Pair with a compatible modified-bitumen sheet where full contact and controlled detailing are required. The membrane facing and lap method must match the chosen system.

Corners and Penetrations

Hot material can be worked around changes of plane and selected penetrations before reinforcement or the sheet layer. Detail thickness and reinforcement to the project drawings.

Key benefits

Contact Across Uneven Concrete

When heated and applied evenly, the paste conforms to small surface irregularities. Full contact depends on sound substrate preparation and the selected coating thickness.

Remains Tacky After Cooling

The layer does not cure into a conventional dry film, making it suitable for protected composite assemblies where a sticky interface is part of the design.

One Material, Two Application Methods

Spraying supports broad areas; heated scraping helps work through edges and details. Equipment and working temperature are set for the supplied grade and site conditions.

Membrane-First System Planning

The coating and sheet are selected together, including sheet facing, laps, protection and repair method. This avoids treating the coating drum as a complete waterproofing assembly by itself.

Technical specifications

Hot-applied non-curing rubber asphalt coating · technical index

Technical specifications of Non-Curing Rubber Asphalt Waterproof Coating
Test Item Unit Test Condition Project Index
Flash Point °C As supplied ≥180
Solid Content % As supplied ≥98
Bonding, Dry Substrate Failure mode Dry base 100% cohesive failure
Bonding, Damp Substrate Failure mode Moist base 100% cohesive failure
Extensibility mm Initial ≥15
Low-Temperature Flexibility °C At −20°C No fracture
Heat Resistance °C At 65°C No sliding, flow or dripping
Heat-Aged Extensibility mm 70°C × 168 h ≥15
Heat-Aged Flexibility °C 70°C × 168 h; tested at −15°C No fracture
Acid Resistance, Appearance — 2% H₂SO₄ solution No change
Acid Resistance, Extensibility mm 2% H₂SO₄ solution ≥15
Acid Resistance, Mass Change % 2% H₂SO₄ solution Within ±2.0
Alkali Resistance, Appearance — 0.1% NaOH + saturated Ca(OH)₂ No change
Alkali Resistance, Extensibility mm 0.1% NaOH + saturated Ca(OH)₂ ≥15
Alkali Resistance, Mass Change % 0.1% NaOH + saturated Ca(OH)₂ Within ±2.0

Swipe to view the full table →

Installation guide

View documents ↓

Prepare the Substrate and Details

Remove loose material, dust, oil and standing water. Repair voids and plan joints, corners, penetrations and reinforcement before heating the coating.

Heat and Mix Evenly

Use temperature-controlled equipment and stir until the paste is uniformly workable. Set the scraping or spraying temperature for the supplied grade and equipment; avoid overheating or direct flame on the drum.

Apply to the Designed Thickness

Spray broad areas or scrape details to the thickness specified for the assembly. Check continuity at upstands, drains and penetrations; protect workers from hot material.

Install the Compatible Sheet and Protection

Place the selected sheet in the approved bonding sequence, roll out air and seal laps according to the sheet system. Inspect the finished assembly and install the specified protection layer.

Packaging & OEM

Drum Supply

Available in 20 kg or 25 kg steel drums for project supply. State preferred drum size, total area and delivery port when requesting a quotation.

System Documents

Request the current technical data, safety information and coating-to-membrane installation details for the selected assembly with the order.

Technical downloads

Technical Data Sheet

Request via contact form

Request PDF

Composite System Installation Guide

Request via contact form

Request PDF

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Frequently asked questions

Does this coating cure into a dry film?
No. It is designed to remain a tacky rubber-asphalt paste after cooling. It is normally used within a protected waterproofing assembly, rather than left exposed.
Which membrane should be paired with it?
A compatible modified-bitumen sheet is a common option. Send us the proposed sheet type and facing so the bonding sequence, lap treatment and protection can be matched to the project.
Can it be sprayed as well as scraped?
Yes. Heated spray equipment is useful for broad surfaces, while heated scraping helps at corners and penetrations. Working temperature and output depend on the grade, equipment and site conditions.
Can it be installed over damp concrete?
The substrate should be sound and free of standing water. Moisture condition and any primer or drying requirement must be checked for the complete coating-and-sheet system before installation.
What information is needed for a quotation?
Provide the application area, substrate, target coating thickness, membrane type, preferred 20 kg or 25 kg drum, quantity and destination port. Drawings of joints and penetrations help us prepare a more accurate system proposal.
Can we order private-label drums?
Private-label packaging can be discussed with the project quantity and artwork. Request the current packaging and lead-time options with your inquiry.
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