Polysiloxane Topcoat
1K Top
PST Silicone
Silicone Topcoat Two-Component Top

Polysiloxane Topcoat

Overview

Two-component high-durability polysiloxane topcoat formulated with acrylic polysiloxane resin. Provides exceptional weathering performance with isocyanate-free curing chemistry.

Recommended Uses

  • Suitable as a protective and decorative topcoat on prepared steel, metal structures, equipment, pipelines and other industrial substrates in industrial and heavy-duty anti-corrosion service.

Best For

  • high-temperature equipment
  • chimneys and exhaust systems
  • heat-exposed steel

Buyer Benefits

  • heat-resistant protection
  • designed for temperature exposure
  • useful for industrial maintenance projects

Key Features

  • heat-resistant protection
  • designed for temperature exposure
  • useful for industrial maintenance projects

Typical Coating System

Typical silicone system: heat-resistant primer or direct-to-metal silicone coating selected according to temperature and substrate preparation.

Technical Data

Product Family Silicone
Coating Layer Top
Component System 2K system, confirm mixing ratio from current TDS
Recommended Use Snapshot Suitable as a protective and decorative topcoat on prepared steel, metal structures, equipment, pipelines and other industrial substrates...
Typical System Typical silicone system: heat-resistant primer or direct-to-metal silicone coating selected according to temperature and substrate preparation.
Color various colors
Gloss (60°) semi-gloss
Non-Volatile Content 68±2%
Wet Film Thickness approx.100microns
Dry Film Thickness approx.68microns
Theoretical Spreading Rate approx.9.61m2/kg

Confirm current TDS/SDS, packaging, shelf life, export classification, and destination-market requirements before quotation or shipment.

Request Current TDS/SDS

Application Guide

Surface Preparation Steel or metal surfaces shall be dry, clean and free from oil, dust, mill scale and loose rust. Use the specified hand-tool, power-tool or blast-cleaning grade according to the coating system and service environment.
Application Environment Apply with application temperature 5-40 deg C; relative humidity <= 40%; substrate temperature at least 3 deg C above the dew point.
Application Method Apply by airless spray, spray, brush, roller. Recommended dry film thickness: approx.68microns. Use compatible thinner/cleaner such as clean water where permitted where specified. Mix, thin and recoat according to site conditions and the coating system requirements.

Export & Storage Notes

Safety Confirm substrate condition, compatibility, mixing ratio and application environment before large-area work. Protect from freezing, rain, contamination and direct exposure before the film is fully dry. Do not use material that has exceeded its pot life or has gelled after mixing. Store sealed in a cool, dry and ventilated place and dispose of waste according to local regulations.

Product FAQ

Can I request the current TDS and SDS for Polysiloxane Topcoat?

Yes. Contact the Qilu Paints export team with the product name, destination country, substrate, coating system, and application environment to confirm current TDS/SDS, packaging, and export requirements.

How should Polysiloxane Topcoat be selected for an export project?

Confirm substrate preparation, exposure environment, target durability, compatible primer/intermediate/topcoat, destination-market documentation, and dangerous-goods classification before quotation or shipment.

What should be checked before applying Polysiloxane Topcoat?

Check surface cleanliness, surface profile, ambient temperature, substrate temperature, dew point, relative humidity, ventilation, mixing requirements, and recoat interval before application.

What should be checked before applying Polysiloxane Topcoat?

Confirm substrate cleanliness, surface profile, dew point, ambient temperature, humidity, and compatibility with the primer or topcoat in the coating system.

How should Polysiloxane Topcoat be mixed and applied?

Stir thoroughly before use. For multi-component products, mix base and curing agent according to the current TDS, observe induction time and pot life, and only thin with the recommended thinner.

How should unopened Polysiloxane Topcoat be stored?

Store in sealed original containers in a cool, dry, ventilated place away from heat, sparks, and direct sunlight. Confirm shelf life and packaging with the current TDS/SDS before shipment.

What safety precautions are required during application?

Use suitable PPE, provide ventilation, keep away from ignition sources, and follow the current SDS for handling, fire protection, first aid, and waste disposal.

Manufacturer & Product Data Source

This page is maintained by Shandong Qilu Paints Co., Ltd. for international buyers and is based on Qilu Paints legacy technical product records. Confirm current TDS/SDS, export classification, packaging, shelf life, color, and destination-market requirements with the sales and technical team before quotation, specification, or shipment.

Manufacturer Shandong Qilu Paints Co., Ltd.
Export contact sales@qilupaints.com
Technical review Current TDS/SDS required

Disclaimer

The listed data are typical reference values. Actual consumption, drying time, recoating interval and final performance depend on substrate condition, film thickness, temperature, humidity, ventilation, application method and coating system. For certification, special exposure, fire rating, potable-water contact, food contact or VOC-limit requirements, use the applicable test report, certificate or confirmed technical agreement.

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