Applications & Industries

Proven technology, matched to your product.

For almost every industry, Linden supplies the right mixing and kneading solution from a broad portfolio – and, where necessary, an individual custom-built solution.

The industries

The right machine for every industry.

Countless fields of application, from laboratory machines and Technical Center sizes through to large-volume production plants.

Your industry?

We also find the right solution for new materials.

The difference

What matters when the mass gets demanding.

High viscosity, sensitive formulations, strict compliance: demanding materials, sensitive processes, strict compliance: Linden technology is designed for precisely these requirements – reproducible and durable.

01

Process reliability

Monitoring of system parameters for early detection of process deviations.

02

Reproducibility

Every batch identical – documented and validatable.

03

Homogeneity

Uniform mass up to the highest viscosities.

04

System availability

Built for continuous operation – durable and low-maintenance.

CEMENTED CARBIDE & TECHNICAL CERAMICS

Feedstocks at the limit.
Process under control.

Cemented carbide (tungsten carbide) and technical ceramic powders are prepared with a binder system into a homogeneous feedstock – the basis for pressed parts, extrudates and injection-moulded parts. Two counter-rotating double-Z/sigma blades shear powder and binder together, pore-free and reproducibly.

PORE-FREE · VACUUM

Homogeneous down to the grain

Counter-rotating double-Z/sigma blades shear powder and binder into a uniform mass – without agglomerates, for reproducible feedstocks.

Pore-free under vacuum

Degassed under vacuum, the feedstock is discharged dense and pore-free – as a strand or granulate for pressing and injection moulding.

Wear-resistant against abrasion

Tungsten carbide and ceramic powders are highly abrasive. Wear protection on all product-contact components ensures service life.

Efficient cleaning

Special custom designs allow the mixing tools to be removed for a fast cleaning process.

ENGINEERING
Vacuum degassing
·
Double-jacket temperature control
·
Wear protection
·
Discharge screw
·
Granulate & strand

Test your feedstock – before you invest.

DENTAL & MEDICAL TECHNOLOGY

Mass with class

Impression materials, composites and denture materials demand reproducible results. Linden planetary mixers deliver optimum results for every requirement.

✓
GMP
✓
FDA
✓
EFSA
✓
ATEX
FROM MIXER TO CARTRIDGE
01

Homogeneous mixing

With special mixing tools, Linden mixers achieve uniform, homogeneous masses.

02

Degassing under vacuum

Pore-free and dense – for reproducible, pore-free results.

03

Straight into the cartridge

A coupled extrusion and cartridge-filling system is optionally available and completes the overall process.

VALIDATABLE
Formulation management
·
Data recording
·
Individual high-performance coatings

Secure your formulation in the Technical Center.

Confectionery & Food

Homogeneous – from chewing gum
to protein bars.

Chewing gum bases, bars and a wide variety of doughs demand agglomerate-free incorporation of all ingredients – at constantly changing viscosity. Linden rises to every challenge.

0.5 – 5,000 litres working volume
Hygienic Design

Incorporated agglomerate-free

Granulated sugar, flavourings and emulsifiers go into the mass agglomerate-free – evenly distributed.

For every viscosity

Individual speed control masters changing viscosities – from stiff to airy, with precise temperature.

Food-grade compliant

Hygienic design to GMP, FDA and EFSA; ATEX optional for icing sugar or starch dusts.

Applications
Chewing gum & gum bases
Bars & protein bars
Doughs
Baked goods
Emulsions & pastes
Flavourings

Test your formulation in the Technical Center.

Silicone rubber & Butyl

Incorporate fumed silica homogeneously – without overheating the batch or the tool.

HTV and RTV silicone rubber, solid silicone as well as butyl rubber and butyl sealing compounds are highly viscous and tacky. Incorporating fumed silica, carbon black, cross-linkers and colour pastes generates high shear forces and heat. For this, Linden relies on double-Z/sigma kneaders with double-jacket temperature control, vacuum and individual speed control.

Double-Z/sigma kneaders
0.25 – 5,000 litres working volume
VACUUM · DOUBLE JACKET

Precise temperature control

Special individual double-jacket designs and temperature-controllable mixing tools give you maximum control over your process.

Homogeneous mixing

Defined gap dimensions, adjustable speeds and exact mixing tool geometries achieve optimum results.

Pore-free through vacuum

Vacuum technology degasses the tacky mass during kneading and prevents air inclusions in the finished compound.

Applications
HTV silicone rubber
LSR silicone
RTV silicone rubber
Silicone sealants
Butyl sealing compounds
Butyl rubber compounds

Test your silicone or butyl formulation before you invest.

Adhesives & Sealants

Homogeneously mixed,
degassed pore-free.

PU, MS polymer, silicone, epoxy and acrylate adhesives/sealants, hot melts and sealants demand the agglomerate-free incorporation of fillers, additives and colour pastes into an air-free mass – at very high, often fluctuating viscosity. For this, Linden develops customer-specific mixing and kneading systems with vacuum and precise temperature control.

Double-Z kneaders / planetary mixers
0.25 – 10,000 litres working volume
PORE-FREE

Pore-free degassing

Vacuum technology in the product chamber removes air inclusions and delivers a pore-free, ready-to-process mass.

Precise temperature control

Double-jacket temperature control of product-contact parts keeps the formulation reproducible – even with reactive systems.

Reproducible batches

Formulation management including data recording ensures batch consistency and traceability.

Applications
PU adhesives
MS polymer sealants
Silicone sealants
Epoxy adhesives
Hot melts & sealants

Test your formulation in the Technical Center – before you invest.

Pharmaceuticals & Life Science

Validatable – from formulation to release.

Linden develops mixing and kneading systems for a wide range of pharmaceutical products – with virtually dead-space-free, GMP- and FDA/EFSA-compliant design, vacuum and double-jacket temperature control. Formulation management including data recording ensures batch consistency and traceability.

✓ GMP
✓ FDA
✓ EFSA
Planetary mixers + dissolvers
Vacuum · Double jacket
Validatable – from formulation to release
01

Formulation & Dosing

Formulation management with data recording controls the process – documented from the start.

02

Kneading under vacuum

Homogenisation of the mass under vacuum with defined temperature control via the double jacket.

03

Integration into production lines

Various discharge concepts, connection and integration via a wide range of interfaces into new or existing peripherals.

VALIDATABLE & DOCUMENTED
GMP-compliant
·
FDA / EFSA-compliant
·
Hygienic Design
·
Formulation and batch documentation

Test your pharmaceutical formulation in the Technical Center.

References

These renowned manufacturers trust Linden – across all industries.

... and many more!

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Consulting

Your challenge is our task

Every industry has different requirements. We know them all and build the solution that fits.