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SF11-ex

SF11-ex
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SF11-ex

Product catalog summary
Overview
The SF11-Ex Walk Behind Deck Hammer is designed for fast and effective descaling of decks on vessels and platforms. It is particularly useful for removing hard coatings and corrosion, and is suitable for use in environments where alternative methods are prohibited due to its ATEX certification for Gas Zone 1.

Applications
  • Fast removal of coatings and corrosion on ship and platform decks.
  • Preparation ahead of grit blasting to break down coatings.
  • Concrete scabbling and preparation.
  • Use in Gas Ex Zone applications on rigs, petrochemical plants, pipelines, vessels, and shipyards.

Features
  • ATEX Certified for use without hot work permits.
  • Low vibration to protect operators.
  • Equipped with 11 quick-fit beryllium copper heads for fracturing tough materials.
  • Integrated dust shroud for dust-free operation when connected to Trelawny’s ATEX TVS vacuums.
  • Low tool head height for access under pipes and obstructions.
  • Standardized components across all SF-Ex models for cost-effective maintenance.
  • Simple and robust design for reduced and easy maintenance.

Technical Specifications
  • Model: SF11-Ex Cruciform
  • Part Numbers: Trelawny 159.5930, IMPA 59.04.00, ISSA 55.095.01
  • Cutter Heads: Beryllium Copper Cruciform Taper Fit
  • Dust Port: 38 mm (1.5 inch)
  • Air Consumption: 33 - 70 lps (cfm)
  • Noise Level: 113.1 db (A)
  • Blows Per Minute: 3000 x 11
  • Vibration Level: 5.76 Aeq m/s²
  • Dimensions: Working Width 252 mm, Width 285 mm, Height 1230 mm, Weight 38 kg

Key Consumables & Accessories
  • Cruciform taper fit cutter head (Part No. 606.5303) - Beryllium copper spark resistant.
  • Piston to fit cutter heads (Part No. 612.5301).
  • Brush seal (Part No. 614.5301).
  • SF11-Ex Service Kit (Part No. 446.1540x) - Includes Cruciform Scaler head x11, Piston x11, Brush Seal x11, Cap x11, Spring Cap x11, Recoil Spring x11, Extractor Plate & Extractor Pin.

Certifications
  • Trelawny VL Ex ATEX Classification: Ex II 2 G Ex h IIC T4 Gb - Certified for use in Gas Zone 1 and dust Zone 21.
  • Ex II 2 D Ex h IIIC T135 °C Db.
See more

Catalog excerpts

SF11-ex-1

SF11-ex DECK HAMMER For Fast Descaling of decks on vessels and platforms the SF11-ex Walk Behind Deck hammer is a fast, effective means of removing hard coatings and corrosion. 11 Beryllium Copper non-spark heads quickly fracture even the toughest materials. ATEX certification allows for use in Gas Zone 1 make it suitable for use where alternative methods are prohibited. Perfect for ongoing maintenance or preparation prior to blast cleaning to speed up removal and save cost on abrasive. The floating head design allows the SF11-Ex to easily follow deformations in the surface meaning coatings will be removed evenly and consistently. Trelawny VL Ex ATEX Classification: Ex II 2 G Ex h IIC T4 Gb Ex II 2 D Ex h IIIC T135 °C Db ATEX Certified Dust control *Certified for use in Gas Zone 1 and dust Zone 21 - ATEX Certified for use without hot work permits - Fast removal of coatings and corrosion on ship and platform decks - Low vibration protects operators - quick fit beryllium copper heads fracture tough 11 materials - Use ahead of grit blasting to rapidly breakdown coatings - Integrated dust shroud can be connected to Trelawny’s ATEX TVS vacuums for dust free operation - For Gas Ex Zone Applications on rigs, petrochemical plants, pipelines, vessels and shipyards - Concrete scabbling and preparation - Low tool head height allows for access under pipes and other obstructions - Standardised components over all SF-Ex models for cost effective maintenance - Simple and robust design offers reduced and simple maintenance COATING AND CORROSION REMOVAL DECK DESCALING

 Open the catalog to page 1
SF11-ex-2

KEY consumables & ACCESSORIES Image Part Number Cruciform taper fit cutter head Beryllium copper spark resistant Part Number Brush seal Piston to fit cutter heads SF11-Ex Service Kit Consists of: Cruciform Scaler head x11, Piston x11, Brush Seal x11, Cap x 11, Spring Cap x11, Recoil Spring x11, Extractor Plate & Extractor Pin Technical data Model Cutter Heads Dust Port (mm-inch) Beryllium Copper Cruciform Taper Fit Dimensions Working Width (mm) ATEX low vibration and dust free scaling system Dust control options available ATEX Certified

 Open the catalog to page 2

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.