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EFCO SL Product Support

Welcome to the product support page for your EFCO SL. On this page, you will find detailed information about additional models, alternative drives, optional accessories, and consumables to maximize your machine's performance. Should you have any questions or require personalized advice, please use the contact form provided. Our team of experts is always ready to offer comprehensive support.
Questions about accessories or spare parts?
Use the contact form below for all questions about use, accessories and spare parts for your SL.
Available models
  • SL-05
    Nominal diameter (DN-mm): 20-65
    Special up to: 80
    Immersion depth (mm) TT: 250
    Special up to: 400
    Minimum distance between sealing surfaces (mm): 15
  • SL-1
    Nominal diameter (DN-mm): 32-150
    Special up to: 200
    Immersion depth (mm) TT: 400
    Special up to: 600
    Minimum distance between sealing surfaces (mm): 28
  • SL-15.02
    Nominal diameter (DN-mm): 40-300
    Special up to: 450
    Immersion depth (mm) TT: 600
    Special up to: 1200
    Minimum distance between sealing surfaces (mm): 41
  • SL-2.02
    Nominal diameter (DN-mm): 200-700
    Special up to: 900
    Immersion depth (mm) TT: 1000
    Special up to: 1600
    Minimum distance between sealing surfaces (mm): 69
  • SL-3
    Nominal diameter (DN-mm): 500-1200
    Special up to: 2000
    Immersion depth (mm) TT: 1200
    Special up to: 2200
    Minimum distance between sealing surfaces (mm): 102

  • Electric drive (230/120 V, 50/60 Hz) or pneumatic (6-7 bar)
Videos
Available options

Alternative working ranges

  • SL-05 up to DN 80
  • SL-1 up to DN 200
  • SL-15 DN 40 to DN 450
  • SL-2 DN 200 to DN 900
  • SL-3 up to DN 2000
  • Additional working ranges on request

Lapping equipment

Compared to grinding, lapping can be used to achieve even finer removal rates.

Digital rocker

The rocker with digital display makes it easy to check the response pressure when grinding or lapping.

Strap for clamping on unflanged valves

Allows the SL to be securely and reliably mounted to flangeless valves using a strap.

Grinding discs, planetary arms and consumables

Depending on requirements, the standard scope of delivery can be extended or customised to include polished grinding discs, planetary arms and suitable grinding rings. This also applies to CBN-coated high-performance grinding spindles (EFCO-GSS).

Planetary discs with 3° forward tilt

Enables the machining of chamfers on sealing surfaces.

Clamping device for wedges

Enables the wedges of sliders to be conveniently fixed for processing with the SL.

VB-device for valve machining

This special machine arm enables valves to be processed with the SL.

Swing check adapter (non-return valve adapter)

Morse taper tool socket adapter

Enables the SL grinding and lapping tools to be used on stationary drills with Morse taper tool holders.
Consumables
EFCO grinding and lapping compound overview (excerpt, english)

If you have any questions:

My SL

Just send us a short message and we will be happy to answer your open questions by phone or e-mail.
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Otto-Brenner-Straße 5-7 52353 Düren Germany
+49 2421 9890
+49 2421 989119
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EFCO Maschinenbau GmbH
Otto-Brenner-Straße 5-7 52353 Düren Germany
+49 2421 9890
+49 2421 989119