construction main

By: Nyco  09-12-2011

NYCO's wollastonite is used in a growing number of construction applications as a reinforcing additive. It is designed to improve the durability, cost and safety of some of the most important structures in our lives.

NYCO's products are used in a variety of interior and exterior construction applications.

  • Concrete
  • Mortar
  • Stucco
  • Caulking
  • Grouts
  • Exterior Insulation Finishing Systems (EIFS)
  • Sanitary Pipes
  • Recycled plastic railroad ties
  • Wood composites and decking
  • Adhesives
  • Sealants
  • Cultured marble
  • Calcium silicate board
  • Fire resistance board
  • Underlayments
  • Patching compounds

Benefits of Wollastonite in Construction Products

Construction material formulations benefit from the wollastonite in the following ways:

  • Improved dimensional stability
  • Improved high temperature stability
  • Microreinforcing for reduced cracking
  • Increased weatherability
  • Improved mar/scratch resistance
  • Mildew resistance
  • Accelerated curing in cement materials (Ca ion Source)
  • Auxiliary corrosion inhibitor
  • Key ingredient in the replacement of asbestos
  • Naturally occurring, non-toxic mineral

Other products and services from Nyco


plastics main

Benefits of Wollastonite in Plastics Whether you’re designing a new composite, or updating an existing formulation, NYCO’s wollastonite products offer a significant advantage over other fillers and reinforcements. Our wollastonite’s reinforcing needle-like structure, its low hydroabsorptivity, thermal stability and conductivity, low resin demand and chemical purity make it an ideal additive to polymer formulations.


paints main

Our untreated extender grades and unique surface-modified wollastonite have become industry-leading additives in varied liquid and powder coatings as well as paint formulations. It’s hard to imagine a world without color and wollastonite has become a key ingredient in paints and coatings applications. Enhances resistance to brittle failure and film degradation.


metal main

NYCO's wollastonite has found wide acceptance in metallurgical applications.Its chemical purity, non-toxicity, consistent high quality coupled with NYCO's technical advisors and dependable supply make it a natural choice by the steel industry. BenefitsWollastonite is commonly used by the industry for its low temperature fluxing and inclusion modification properties.


friction main

Whether used as a reinforcing additive or as partial/full replacement of asbestos, synthetic materials and chopped or milled glass fibres, our wollastonite can be found in a variety of applications. Our products are commonly used as reinforcing fibres and fillers in friction formulations. NYCO's wollastonite is the next generation of engineered fibres for friction materials.


ceramics main

Wollastonite's unique chemical purity and acicularity make it ideally suited to ceramic applications where shrinkage reduction, increased firing strength, gloss improvement and/or reduced surface defects in glazes is required. Structural zirconia and alumina substrates. Benefits of Wollastonite in Ceramics.


products main

Whether you're sourcing wollastonite for a new or existing product, our over 50 years of experience in wollastonite is sure to help. At NYCO, we're using this knowledge to continually uncover the potential of this amazing mineral in a world of applications. Place a Request for a technical data sheet, product samples or a price quote by submitting an online form.