Created from ultrafine calcium carbonate powder, Masterox Carb boasts high glossiness levels, intense brightness and exceptional dispersion characteristics, generating a significant increase in production output and world-class results. Formulated with 83% calcium carbonate, Masterox® Carb is the ultimate choice for consistency, returning an excellent cost to performance ratio.

Available in sizes from 25kg bags to 1,350kg pallets, Masterox® Carb is suitable for a number of processes within the plastic manufacturing sector, including pipe extrusion, injection moulding, sheet thermoforming and blow moulding. Looking to consider multiple solutions? Get in touch today to get your free samples.

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Packed In
25kg bag - 1,350kg pallet
Compatibility
LLDPE, LDPE HDPE or alternative version for PP
CaCO₃ Content
82%
Particle Size
2 microns
Density (g/cm3)
1.95
Processing Temp.
140 – 280°C
Melt Flow Rate
1-3g / 10 min (@190C, 2.16kgs)
Moisture
>0.15%

  • Blown film and lamination
  • PP raffia/yarn
  • PP non-woven fabric
  • Blow moulding
  • Injection moulding
  • Thermoformed sheet
  • HDPE/PP pipe extrusion
  • Polyester yarn
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  • Pipe extrusion
  • Blown film
  • Thermoformed sheet
  • Blow moulding
  • Injection moulding
  • PP raffia/yarn
  • PP non-woven fabric

The Masterox® difference

The Masterox® Masterbatch range is specially formulated to prevent visible extrusion breakout 
and surface defects, reducing specks, lumps and streaking in production caused by unwanted moisture in the finished product. Compare the difference by using the slider below.
View The Range

Sample plastic leather held up to the light,
Without Masterox® R Masterbatch (left), illustrating consistent surface defects.
With Masterox® R Masterbatch (right), illustrating improved distribution and finish.

Ultrafine consistency

High purity ultrafine calcium oxide particles (treated with dispersing agent) mean Masterox® provides a higher surface area and better dispersion. Extreme consistency you can always rely on.

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Cost-effective

Using Masterox is an easy and cost effective way to reduce moisture in plastic manufacture, saving the energy required to heat dry and increasing production speed and capacity.

Masterox contains high quality, ultra-fine calcium oxide which is extremely consistent in its performance.

Helpful FAQs

Frequently Asked Questions

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Yes, you can. There are usually high levels of moisture in recycled plastics, which is not desirable. Masterox® has specifically been created to tackle moisture content, in turn ensuring consistent production.

We’ve conducted extensive testing on all of our products with external laboratories (such as Artis and ACE Consultants) and can provide you with test reports upon request. We can also provide reference customer details within your own field of application. Contact us for more information.

Yes, it is. Recycled plastics notoriously contain high levels of unwanted moisture. Masterox® is specifically designed to remove moisture content and ensure consistent production.

All Masterox® products are made in the UK. You’ll be able to find a satellite view of our site by using a web browser and entering the search term Melton Ross. For any further information, please contact us.

Masterox® is a Birch Chemicals product designed for use in the plastics industry. The innovative formulations across our range of masterbatch products ensure consistent results, whatever the application.

The focus at Birch Chemicals is on facilitating the plastics industry with a suite of world class products, with no compromise on our dedication to customer service. You’ll find innovative high-performance formulae to meet your particular business requirements, plus an unparalleled level of customer focus.

Reviews

Our customers say it best...

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  • "In the past we have had a lack of consistency with product quality and have been let down with deliveries affecting our production schedule. This is a thing of the past with Birch Chemicals. They offer flexibility and adapt to our needs to deliver an outstanding service as well as a product that is competitively priced with consistency in product quality. Their responsiveness to our operation is why we use Birch Chemicals!"

    Jake Goodwin at IPL

    J
  • "Awesome caring company. They present the true definition of sustainability in all their endeavours."

    Richard Dee

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  • "It is a pleasure to work alongside our key supplier Birch Chemicals. Their market leading expertise in the rubber industry help us to serve our valued customers to the best of our ability."

    Gokhan San at Univar Solutions

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Global product, worldwide support

We work with our specialist distribution partners to offer unparalleled service and supply globally, whatever your requirement. If you want to talk rubber or plastics, coatings or adhesives just get in touch. Our distributors can speak your language - literally.

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