Hoffmann Mineral
CompanyProductsSolutionsNature & HumanContact
|
|
DEEN

HOFFMANN MINERAL GmbH

Muenchener Straße 75
DE-86633 Neuburg
+49 (0) 8431 53-0info@hoffmann-mineral.com
Contact
Contact SalesFurther contactsDirections
Information
Guide FormulationsOrder sampleDocuments and BrochuresISO certificates
Newsletter
Subscribe to our newsletter and receive regular news, offers and updates directly in your inbox.
Subscribe
Privacy PolicyImprint
© HOFFMANN MINERAL GmbH 2026

Functional Fillers with Responsibility

As a specialist in Neuburg silica, we develop innovative filler solutions precisely tailored to your requirements. Our commitment to quality, environmental protection and collaborative partnership makes us your reliable, unique and modern filler partner.

Structure and formation
Neuburg Siliceous Earth is a raw material with history — a history that dates back more than 95 million years! Over this vast period of time, a raw material with unique properties has formed, one that is unparalleled anywhere in the world.
Read more
Exploration and extraction
Neuburg Siliceous Earth is a globally unique raw material that was formed millions of years ago and is now used as a high-quality functional filler in many industries.
Read more

Products

Sillitin
Sillitin stands for premium, natural, and untreated fillers that can be used in a wide range of applications.
Puriss
Our puriss products set new benchmarks in fineness and quality, surpassing classic Sillitin.
Aktisil
Through the functionalization of Neuburg Siliceous Earth with special additives, our Aktisil products are created.
Silfit
Our premium Silfit Z 91 is derived from Sillitin Z 86 through a specialized thermal process.
Aktifit
Aktifit is an activated Silfit Z 91 produced by modifying the surface with special functional groups.
Gloxil light
The Gloxil light product line combines density reduction with functional silanization, offering customized solutions for a wide range of applications.
Gloxil matt
Gloxil matt is a matting agent based on silica gel, modified with a special additive.
Gloxil bright
Gloxil bright is a calcined kaolin that provides specific application-related benefits as a functional filler.

Nature and People

Through the harmonious combination of ecological measures, responsible business practices, and support for the "Foundation for Species Conservation and Technology," we at HOFFMANN MINERAL make a sustainable contribution to protecting nature and biodiversity in all our mining areas.

Substainability
The Neuburg Siliceous Earth exploitation is a good example for the successful cooperation of Associations for the Protection of Nature with an industrial enterprise.
Read more
Recultivation
The extraction of Neuburg Siliceous Earth does not end with raw material recovery for HOFFMANN MINERAL. From the very beginning, responsible landscape restoration has been an integral part of the process – aiming to harmonize nature, usage, and biodiversity in the long term.
Read more

Industries

ElastomersIn elastomer development, it's not just the raw materials that count – but the results. We offer you not a standard filler, but a functional solution for a variety of applications.
ThermoplasticsIn thermoplastics development, it's not just about the raw materials – it's about the results. We don’t offer standard fillers but tailored, functional solutions for a wide range of applications.
TPEIn the development of TPE, the focus is not only on raw materials but also on results. With Neuburg Silica, you don’t just get an ordinary filler – you receive a powerful, functional solution to tackle a wide range of technical challenges.
Paints and VarnishesIn paint and varnishes development, it’s not just about the raw materials – it’s about the results. Our products are more than standard fillers – they provide a powerful, functional solution to meet a wide range of technical challenges.
Reactive Resins, Adhesives and SealantsIn reactive resin development, it’s not just about the raw materials – it’s about the results. With our product range, we offer far more than just a standard filler – we provide a powerful, functional solution to tackle a wide variety of technical challenges.
Polishing and Cleaning AgentsIn the development of polishing and cleaning agents, the focus is not just on raw materials – it’s on results. Our products are more than ordinary fillers – they provide versatile, functional solutions to tackle a wide range of technical challenges.
Other IndustriesLooking for a different industry? Our products are highly versatile and provide functional solutions for a wide range of technical challenges. Discover your application possibilities here or contact us directly – we’re happy to assist you.

Publications

Show all
July 1, 2026
New distributor
We are very pleased to welcome our new distributor for Taiwan...
Read more
June 30, 2026
Gloxil bright VM
Calcined alternatives for the highest demands...
Read more
June 30, 2026
Gloxil matt
The innovative matting agent in powder form…
Read more