To meet highest requirements


For manufacturing of high-precision silicone rubber engineering parts and electronic components in automotive TERRA offers highly effective and efficient colorants. An extensive range developed by Holland Colours are ideal solutions to color silicone rubbers and elastomers and elastomers in an efficient and cost-effective way. With over 25 years of industry experience in colouring silicone rubbers and elastomers, Holland Colours has developed Holcosil® line colorants offered in form of paste or liquid  to meet a variety of needs in automotive industries. They are produced from multiple Holland Colours’ facilities around the world and provide very ciritical advantages:


more favourable against powder pigments & conventional masterbatches

- do not raise any dust

- environmentally harmless
- comply with FDA and RoHS regulations fully

- suitable for food grade and medical applications

- outstanding colour consistency and product quality

- excellent performance characteristics for high-end technical applications

- do not affect physical and mechanical properties of the end product

- very good thermal stability and weather resistance

- exceptional heat and temperature resistance (-60ºC to 300ºC)

- impart functional and aesthetic properties

- enable to obtain smooth and elegant surfaces at the end-product

- compatible with any type of solid or liquid silicone rubbers

enhance processing performance significantly
- shorten the coloring and mixing period, save costly time and energy
- provide high design and production flexibility
- suitable for use with automatized production systems and dosing equipments 
- highly efficient and economic

- fast delivery with standard colour orders

- customized color formulations in 2-3 weeks

- order quantities from 1 kg and up

- wide array of standard colours within standard RAL color shades



Holcosil® LSR line liquid colorants are used to color room-temperature-vulcanizing RTV silicone rubbers, and also and pumpable liquid LSR silicone rubbers. They are ideal for use in liquid injection molding applications (LIM). This line is a well-developed product line for both standard and unique custom colours to meet virtually any need. Holcosil® LSR is highly stable yet flexible for demanding applications.


Holcosil® HTV line pigment pastes (masterbatch) were developed for use in compression molding, injection molding and extrusion processes. This line is a unique colouring system for use with high-temperature-vulcanizing HTV silicone rubbers, which are also known as heat cure silicone rubbers (HCR). Holcosil® HTV line colorants meet the highest chemical and technical requirements in design, function and identification demands. It offers good flexibility in colour-setting.


For both Holcosil® LSR and Holcosil® HTV line colorants, TERRA offers quick colour matching formulation service, fast order turnaround, outstanding colour consistency and problem free processing with the highest quality product available. .


For further information about our range of Colorants for Silicone Rubbers and Elastomers, please contact us.Our experts will assist you in making the right choices to secure the product properties you seek.


resim colorants for silicone rubbers automotive

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