Hempafire XTR 100

PRODUCT DATASHEET

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PRODUCT CHARACTERISTICS

Recommended use

As intumescent fire protection for the structural steel used in onshore oil & gas facilities, petrochemical plants and the power generation sector that require protection against hydrocarbon pool fires. Product can be applied on to both mild (carbon) and galvanised steel.

Service temperature

• Maximum, dry exposure only: 100°C [212°F].

Certificates / Approvals

• ANSI/UL 1709 Certified and Exterior listed by Underwriters Laboratories (UL) – Design Number BYBU.XR671 Single DFT certification
• ANSI/UL 1709 Certified and Exterior listed by Underwriters Laboratories (UL) – Design Number BYBU.XR680 Multi section (I & H) certification
• ANSI/UL 1709 Certified and Exterior listed by Underwriters Laboratories (UL) – Design Number BYBU.XR680-1 Multi temperature assessment for XR680
• ANSI/UL 1709 Certified and Exterior listed by Underwriters Laboratories (UL) – Design Number BYBU.XR682 Hollow section certification
• ANSI/UL 1709 Certified and Exterior listed by Underwriters Laboratories (UL) – Design Number BYBU.XR684 Galvanised steel substrate certification

Features

• Passive fire protection product for hydrocarbon pool fire scenarios up to 5 hours fire duration.
• An efficient solution, Hempafire XTR 100 offers customers reduced DFTs and low applied density.
• System requires use of Hempafire Mesh 100 reinforcement mesh only around the section flanges.
• Durable and impact resistant PFP coating, reducing maintenance costs.
• Can be applied to both modular and stick build construction projects.

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PRODUCT SAFETY

VOC content mixed product

Legislation	Value
EU	19 g/L [0.16 lb/US gal]

According to specific legislation, see details in the Explanatory Notes available at Hempel website, hempel.com or at your local Hempel website.

Handling

Handle with care. Before and during use, observe safety labels on packaging and paint containers and follow all local and national safety regulations. Always consult Hempel’s Safety Data Sheet for this product along with the Product Data Sheet.

For professional use only.

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PRODUCT DATA

• Product code: 67820
• Product components: Base 67829, Curing Agent 96780
• Standard shade / code: Signal Grey 17160
• Gloss: Semi-gloss
• Volume solids: 100%
• Density: 1.0 g/cm³ applied density by plural component spray according to (ISO 1183:2004 Method A)

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SURFACE PREPARATION

Cleanliness

• Remove oil, grease and other contaminants by suitable detergent cleaning.
• Remove salts, detergents and other contaminants by high pressure fresh water cleaning.
• Abrasive blasting to min. Sa 2½ (ISO 8501-1) / SP 10 (SSPC).

Roughness

• Surface profile Medium (G) (ISO 8503-2).

Consult Hempel’s separate Surface Preparation Guidelines for more details.

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APPLICATION

Mixing ratio

Base 67829 : Curing Agent 96780 (2.5 : 1 by weight)

Thinner

No thinning

Cleaner

Hempel’s Thinner 08450

Pot life

Product temperature	Pot life
10°C [50°F]	3 hours
25°C [77°F]	2 hours

Application method

Tool	Thinning max vol.	Application parameters
Dual feed spray	No thinning	Not Applicable
Trowel	No thinning	Not Applicable

Film thickness

The film thickness is dependent on the required fire resistance as well as the massivity factor (Hp/A) of the steel element. Please contact your local Hempel representative.

Application Conditions

• To avoid condensation, apply on a clean and dry surface with a temperature that is at least 3°C [5°F] above the dew point.
• Surface temperature must be above 5°C [41°F] during application and curing.
• Surface temperature must be below 50°C [122°F] during application and curing.

Application Remarks

• Practical Spreading Rate – 1Kg of Hempafire XTR 100 will cover 1m² per 1mm applied

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DRYING AND OVERCOATING

Product compatibility

• Previous coat: According to Hempel’s Specification. Only Hempel approved primer.
• Subsequent coat: According to Hempel’s Specification.

Drying time

Surface temperature	Touch dry hours	Hard dry hours
10°C [50°F]	16	24
25°C [77°F]	5	11
40°C [104°F]	2	7

Drying conditions

• To obtain the drying time stated, it is important to maintain sufficient ventilation during application, drying and curing.

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STORAGE

Shelf life

Ambient temperature	Base	Curing Agent
25°C [77°F]	24 months	24 months

Shelf life from date of production, when stored in original unopened containers. Thereafter, the product quality must be re-inspected. Storage at elevated temperatures may reduce shelf life. For advice, please consult Hempel.

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REFERENCES

Product Data Sheet – Hempafire XTR 100
Issued by Hempel A/S – August 2024
Document Version: 4/4
Source: https://www.hempel.com

Technical Guidelines and Explanatory Notes
Last accessed: 28 May 2025
Reference link: https://www.hempel.com/service-and-support/technical-guidelines

Note: Always consult the latest version of the Product Data Sheet and associated documents directly from Hempel’s official website to ensure accuracy and compliance with the most current recommendations.