PROXON SBR

PROXON SBR
PROXON SBR enhances bonding, strength, flexibility, abrasion resistance, and corrosion resistance in cementi- tious systems.

What

PROXON SBR is a high-performance Sty- rene Butadiene Rubber latex that enhances bonding, compressive, tensile & flexural strength in cementitious systems. It improves flexibility, abrasion resistance, chemical resistance & durability in floorings, renderings & high-strength applications.

Why?

Usage

Ideal for external rendering, waterproofing, bonding concrete, bricks, tiles, slabs, and repairs. Suitable for watertight plastering in pools, fountains, tanks, and laying industri- al flooring screeds and levelling mortars requiring high durability.

How to use?

Application

Dosage & Functional Prescription:

Latex Polymer Modified Mortar (LPMM)

For general mortar mix, use 50kg cement, 280kg sand, and 5 liters PROXON SBR with minimum water for workability (1:1 ratio PROXON SBR to water).

For thick bed mortar, screed, or renders above 15mm thickness, increase PROXON SBR to 7.5 liters. For chemical-resistant applications like battery rooms or water treatment areas, increase to 10 liters. For thin bedding or screeds, use 1:1 cement-sand mix with 5 liters PROXON SBR per 50kg cement.

For bonding slurry, mix 1:1.5 PROXON SBR to cement, apply to tacky, and follow with mortar application. For gypsum or light

weight plaster, prime with 1:1 PROXON SBR to cement. For heavy rendering, prepare 1:2 PROXON SBR to cement slurry.

Surface preparation, Mixing & Application: Application surfaces must be clean, sound, and free from oil, grease, or loose particles. Dampen hot or absorbent surfaces before applying or prime with 1:8 (Proxon SBR: Water). For existing concrete, roughen smooth areas. Cut back damaged con- crete to sound material. Use manual mixing or rotating blade mixers, avoiding excess air. Apply bonding primer slurry coat and fresh mortar while tacky. For wa- ter-resistant renders, apply two slurry coats at right angles, minimum 1.5mm thickness.

Packing

Available in 20L & 200L containers

Shelf Life

Shelf life is 12 months in sealed containers if stored in a cool, dry place (18-28°C). Reseal containers after use and always follow storage instructions provided on the prod- uct label for best results.

Safety

Contains no hazardous substances but avoid contact with skin or eyes. Use gloves and goggles. In case of contact, rinse immediately. If swallowed, seek medical attention. Refer to MSDS for complete details.

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