Ropery Road
Albion Works
DN21 2QB
United Kingdom

- Company Summary

Silvaperl now offers a range of expanded clays to suit many applications for the agricultural, horticultural & landscaping markets.
Expanded Clay, Optiroc, Arlita or Hydroleca Ex-Clay are a lightweight aggregate manufactured from special clays, expanded in rotary kilns at a temperature of 1150 deg.C transforming the clay into ceramic granules with a honeycomb core, brown in colour supplied principally in 6 different grades packed in 50 litre bags, 1.2 m3 or bulk tippers.
The range of clays available comply to BS3797 Part 2 1990 (including all appropriate European standards for lightweight aggregates).
Applications: landscaping & horticulture; sports fields & golf courses, agriculture, filter drains in highways, drainage blankets on landfill sites, indoor & outdoor planting, flat roof landscaping, hydroponics, embankments & slopes, trenches, settlement & control, earth pressure reduction, frost protection, lightweight insulating concrete, pipe insulation, roads & pavements.
Graded industrial Perlite - non combustible, ultra lightweight mineral aggregate - with excellent insulation & absorption properties.
V4 Vermiculite - V4 from Silvaperl is a lightweight aggregate that can be used in a multitude of construction applications due to its unique properties - insulation without irritation, fibre free, non irritant, environmentally friendly, easy to use, non combustible, easy to mix, no cutting, tearing or waste.
Silverperl coated Perlite for cavity fill

General Information


  • Hydroleca 

    expanded clay

  • Silvalite 

    expander perlite

  • Silvalite - expander perlite, Vermalite - exfoliated vermiculite, Hydroleca - expanded clay, Silverslag - slag coagulare 

  • Silverslag 

    slag coagulare

  • Vermalite 

    exfoliated vermiculite


2 products


  • Lloyds TSB Bank plc


Area : Asia-Pacific, Central Asia, Middle East, Africa, Central/East Europe, Western Europe, North America, Central America, South America



  • Company

    20-49 Employees


  • 2014

    20 to 50 million GBP

  • 2011

    10 to 20 million GBP

  • 2010

    10 to 20 million GBP

  • 2009

    10 to 20 million GBP

Financial ratios

  • Turnover
  • Operating income
  • Shareholders


  • Mr. R.G. Sinclair

    Business Manager

  • Mr. R. S.


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