Products in Tires: Calendering

FMSIL® 112 R is a precipitated and modified amorphous silica product, uniquely developed to provide rapid incorporation in rubber matrix & excellent dispersion behavior. It offers high filler loading with favorable rheological and mechanical properties, excellent calendaring properties. It imparts a superior matting effect, surface appearance, and low tension & compression set with good aging properties. It also provides superior abrasion resistance.

ULTRA-FLOW™ ZEH DL is a dust free powder form of ZEH. It can partially or completely replace stearic acid and helps in reducing creep and stress relaxation of NR vulcanisates. It can also improve the reversion resistance of NR compounds as well as compression set of NR vulcanisates.

Antitack NP-97/TY-40 is a highly concentrated dispersion of zinc stearates. By means of new tech-nologies and high quality raw materials the zinc stearate content could be increased to more than 40 %.

ULTRA-FLOW™ ZEH is an effective activator for sulfur curing systems of NR. It can partially or completely replace stearic acid and works to reduce stress relaxation and creep of NR parts. It can also improve the reversion resistance of NR compounds as well as compression set of NR vulcanisates.

ULTRA-BLEND™ 5000 improves the homogeneity of polymer blends of different polarities different viscosities. It is quickly absorbed by the polymer matrix by wetting out the surfaces which leads to a fast incorporation of other compound ingredients. The reduction of viscosity assists down line processing, in particular milling and calendering. ULTRA-BLEND™ 5000 is best added at the beginning of the mixing cycle to achieve the optimum wetting effect.

ULTRA-LUBE™ 200 is a processing additive for most rubber compounds. It shows outstanding performance as a dispersing aid for most fillers used in rubber compounding. In injection and transfer molding ULTRA-LUBET 200 leads to faster mold filling due to its internal lubrication. An improved mold release can also be observed. ULTRA-LUBE™ 200 also works very well as an internal release agent that prevents sticking of compounds to mill rolls, calendering bowls and internal mixer rotors. ULTRA-LUBE™ 200 does not adversely interfere with most curing systems. Due to its low dosage level there is little or no effect on physical properties of the finished goods.

ULTRA-FLOW™ 440 is a processing additive for application in natural and synthetic rubber. Due to its unique composition it provides excellent improvement of processing properties for a broad range of elastomers of high and low polarity. ULTRA-FLOW™ 440 improves filler dispersion, in particular silica and other mineral fillers. ULTRA-FLOW™ 440 shows outstanding performance in extruded compounds, but also works well for transfer and injection molding. ULTRA-FLOW™ 440 complies with FDA 177.2600 and BfR XXI.

Silanogran Silanogran SI-69/GR 70 offers improvement of mixing properties e. g. reduction in Mooney viscosity, better processability when mixing, calendering and extruding and influences the physical-mechanical data of the vulcanizates favorably.

ULTRA-BLEND™ 6000 is a non-staining homogenizer that improves the homogeneity of polymer blends of different polarities and different viscosities. It also increases green tack of rubber compounds by showing some synergism with tackifying resins. Due to its light color, ULTRA-BLENDTM 6000 is recommended for white and colored compounds.

ULTRA-BLEND™ 4000 improves the homogeneity of polymer blends of different polarities or different viscosities. ULTRA-BLEND™ 4000 is quickly absorbed by the polymer matrix by wetting out the surfaces which leads to a fast incorporation of other compound ingredients. It is best added at the beginning of the mixing cycle to achieve the optimum wetting effect. ULTRA-BLEND™ 4000 increases green tack of rubber compounds by showing some synergistic effect with tackifying resins. The morphology of the product can slightly change over several months of storage time. A softening point increase within the range of several degrees is typical.

CHEMLUBE® Calcium S has a Process aid for Butyl, EPDM, SBR and other elastomers. Improves dispersion when added at beginning of mix. Improves release when added at end of mix cycle. Facilitates removal of molded parts.

ULTRA-FLOW™ 700S is a very effective dispersing aid for white fillers. It is particularly effective in highly loaded Silica compounds. In the presence of silane coupling agents, it should be added after the silanization process is completed.

ULTRA-FLOW™ 500 is a very effective additive for the physical peptization of NR. It can be applied in polymer pre-mastication as well as in the masterbatch phase of single stage mixing. The available double bonds in ULTRA-FLOW™ 500 stabilize free radical formation, thus improving reversion resistance and tear strength. ULTRA-FLOW™ 500, if applied at the recommended dosage, does not bloom from vulcanisates due to its wide solubility limit. As a process additive for solution SBR, ULTRA-FLOW™ 500 reduces compound viscosity and increases flow as well as reversion resistance.

ULTRA-LUBE™ 220 improves filler incorporation and release of most rubber compounds. Due to its low volatility, ULTRA-LUBE“ 220 can be used in heat resistant vulcanisates based on HNBR, ACM and FKM. ULTRA-LUBE™ 220 shows good plasticizing properties, which leads to reduction of injection pressure in molding process and prevents scorch. ULTRA-LUBE™ 220 is highly effective in polar compounds, like NBR to improve flow and release. ULTRA-LUBE™ 220 is especially suitable for peroxide curing system owing to its low peroxide demand.

ULTRA-FLOW™ 800 is a zinc free dispersing aid for both carbon black and white fillers. It is particularly applied where zinc soaps are restricted. In the presence of silane coupling agents, ULTRA-FLOW™ 800 should be added after the silanization process is completed.

ULTRA-LUBE™ IMX is a highly effective internal lubricant and dispersing aid for specialty elastomers, like HNBR, XNBR, ECO and exotic polymers. ULTRA-LUBE™ IMX is a synergistic blend of primary amide and a highly thermal stable fatty acid derivative, thus shrinkage after post curing will not be affected. ULTRA-LUBE™ IMX improves mold and extrusion flow, prevents sticking on metallic surfaces and greatly enhances surface feel and finish of finished rubber articles.

ULTRA-LUBET™ 160 is highly effective in improving flow properties of rubber compounds. This effect is based on a reduction of intermolecular friction and external friction against metal surfaces. ULTRA-LUBE™ 160 is outstanding during the compounding stage and after vulcanization as a mold release. Besides, it is highly effective as an internal release agent in preventing rubber compounds sticking to open mill rolls as well as to rotors in internal mixers. ULTRA-LUBE™ 160 has a stabilizing effect on the tendency of re-crystallization in CR compounds.

Kettlitz-Dispergator DS is a dispersing agent improving flow and extrusion properties of rubber compounds. The material, based on a water-in-oil emulsion of higher alcohols, esters and aliphatic fatty acids, is recommended to be used in EPDM and EPM, in NBR and butyl rubber compounds.

GRP NATURAL TUBE RECLAIM GRP NRT40 is made from used Natural Rubber tubes. The vulcanization properties of GRP Natural Tube Reclaim make it particularly suitable for a variety of Natural Rubber tube products.

ULTRA-FLOW™ 600T is mainly used for tire applications. ULTRA-FLOW™ 600T improves flow and reduces heat build-up during extrusion process. ULTRA-FLOW™ 600T improves mixing and thus enhances the incorporation of compound ingredients.

China Star Materials Antioxidant ODA is mainly used to produce tires, tube tires, cables, rubber overshoes, rubber mats, thermal aureoles and sponge products, etc. When ODA is used in CR with Antioxidant ODA as co-reagent, it will perform its best thermal resistance, reduce the plasticity of unvulcanized CR, and decrease the degree of shrinkage during calendering, so is helpful to adjust the size of semi finished articles, and increase the stability of CR during transportation and storage.

ULTRA-LUBE™ 888 is effective in improving flow properties of rubber compounds. The release effect of ULTRA-LUBE™ 888 is excellent during compounding and after curing as an internal mold release. ULTRA-LUBE™ 888 improves the dispersion of both carbon black and mineral fillers.

ULTRA-LUBE™ 230 shows outstanding performance as a dispersing aid for commonly used fillers in rubber compounding. In injection and transfer molding ULTRA-LUBE™ 230 leads to faster mold filling due to its internal lubrication. An improved mold release can also be observed. ULTRA-LUBE™ 230 also works very well as an internal release agent that prevents sticking of compounds to mill rolls, calendering bowls and internal mixer rotors. ULTRA-™ 230 has a higher solubility limit than ULTRA-LUBE™ 200.

GRP NATURAL TUBE RECLAIM GRP NRT30 is made from used Natural Rubber tubes. The vulcanization properties of GRP Natural Tube Reclaim make it particularly suitable for a variety of Natural Rubber tube products.

Tepe Kimya Kresby TP 316 is used as dispersing agent in order to obtain better dispersion of fillers, especially Calcium Carbonate, pigment and carbon blacks. Calcium - Zinc Stearate improve the rubber or plastic compound flow of all kinds of plastic compounds which are calendered, extruded or used for transfer and moldings. Calcium - Zinc Stearate is compatible to all kind of Plastic PE, PP, ABS, PS,. etc and all rubber NR, BR, EPDM, CR, NBR, IIR, CSM, BR, EVA, ECO, CM.

ULTRA-LUBE™ 790 is a processing additive designed as an internal lubricant for specialty polymers. Due to its low volatility, it can be used in heat resistant vulcanisates based on HNBR, ACM and FKM. ULTRA-LUBE™ 790 shows excellent lubricating properties, which leads to reduction of injection pressure in the molding process and prevents scorch. Its outstanding release effect also improves mold release and prevents sticking of compounds to rolls and rotors. ULTRA-LUBE™ 790 is very cost effective because it greatly reduces the reject rates of vulcanisates.

ULTRA-LUBE™ 420 is a processing additive for applications in all elastomers. ULTRA-LUBE™ 420 provides very good lubricating effects and helps to improve flow and mold release. ULTRA-LUBE™ 420 shows excellent performance in highly filled EPDM compounds. No adverse effect on physicals is noted and its saturated structure makes it suitable for peroxide vulcanisation.

ULTRA-FLOW™ 600 behaves similar to ULTRA-FLOW™ 500; it improves mixing and processing as well as the incorporation of compound ingredients. ULTRA-FLOW™ 600 is compatible with most types of elastomers, except for halogenated polymers.

ULTRA-LUBE™ 330 is a general processing additive in most common polymers. In highly filled compounds ULTRA-LUBE™ 330 prevents the agglomeration of filler, which leads to better uniformity of physical properties of the finished goods. This is particularly beneficial for extrusion of rubber profiles. The addition of ULTRA-LUBE™ 330 leads to faster incorporation of filler. ULTRA-LUBE™ 330 shows a positive influence on metal release, thus preventing sticking of the compounds to open mill rolls or internal mixer rotors. It also improves mold release.