Raw materials for automotive rubber parts
80 grades · Automotive Parts · Chennai · South India
Automotive rubber parts must survive heat, oils, fuels and years of vibration. We supply base polymers (EPDM, NBR, CR, ACM, silicone), FKM fluoroelastomers for fuel and high-temperature seals, reinforcing blacks and fillers, cure systems, antioxidants and bonding agents for rubber-to-metal parts.
Chennai is one of India’s largest auto component hubs, and we supply moulders and extruders across the Chennai, Hosur and Coimbatore belts, with COA for every batch.
What we supply for automotive parts
- Synthetic Rubber · 19 grades for this industry
- Rubber Chemicals · 15 grades for this industry
- FKM · 13 grades for this industry
- Silica & Fillers · 7 grades for this industry
- Plasticisers & Waxes · 7 grades for this industry
- Resins & Specialty · 7 grades for this industry
- Carbon Black · 5 grades for this industry
- Zinc Oxide & Activators · 3 grades for this industry
- Reclaim Rubber · 3 grades for this industry
- Process Oils · 1 grade for this industry
80 grades used in automotive parts
| Grade | Type | Chemistry | Typical applications |
|---|---|---|---|
| ACCICURE DTDM | Accelerator | 4,4'-Dithiodimorpholine | Heat-resistant seals, EPDM radiator hoses, steam-cured goods, wire insulation |
| ACCICURE TMT | Accelerator | Tetramethylthiuram disulfide (TMTD) | Mechanical rubber goods, seals, latex articles, baby teats (EV system), surgical gloves |
| ACCICURE ZDBC | Accelerator | Zinc dibutyldithiocarbamate | CR seals, cables, latex goods, low-temperature vulcanisation |
| Accel CBS / Sulphenamide | Accelerator | N-Cyclohexyl-2-benzothiazole sulphenamide | Passenger tyres, conveyor belts, automotive hoses, general mouldings |
| Accicure TBzTD | Accelerator | ||
| Accicure TMTM | Accelerator | Tetramethylthiuram monosulfide | Automotive seals, hoses, dynamic seals where low compression set needed |
| ACCINOX BL | Antioxidant | BKF — 2,2'-Methylene-bis(4-methyl-6-tert-butylphenol) | White/coloured goods, food-contact seals, pharmaceutical rubber parts, light-coloured hoses |
| Accinox 100 | Antioxidant | 6PPD — N-1,3-dimethylbutyl-N'-phenyl-p-phenylenediamine | Tyre sidewalls, conveyor belts, automotive profiles, all dynamic rubber goods |
| Accinox MBI | Antioxidant | MBI — 2-Mercaptobenzimidazole | Wire & cable insulation, hydraulic hoses (brass-plated steel wire), automotive cables, non-staining goods |
| Accinox ODPS | Antioxidant | Octylated diphenylamine | Automotive seals, profiles, moulded goods where light discolouration is acceptable |
| UNICELL PT | Blowing Agent | Unicell PT — modified azodicarbonamide (ADC) blowing agent | Closed-cell foam rubber, expanded rubber profiles, rubber sponge, EPDM foam seals |
| TAC GR50 | Coagent | Triallyl cyanurate on inert carrier (GR50 = 50% active) | High-temp silicone seals, FKM O-rings, peroxide-cured EPDM, electrical insulation |
| PERKADOX BC 40 | Peroxide | Dicumyl Peroxide (DCP) on inert carrier — Perkadox BC-40 (40% active) | Silicone moulded goods, EPDM roofing membranes, FKM O-rings, high-temp automotive seals |
| TRIGNOX 101 | Peroxide | 2,5-Dimethyl-2,5-di(tert-butylperoxy)hexane — Trigonox 101 | High-temperature EPDM seals, silicone mouldings, cross-linked polyethylene (XLPE) cable insulation… |
| ETHYLENE THIOUREA | Vulcanising Agent | Ethylene Thiourea (ETU) — 2-imidazolidinethione | Neoprene seals, automotive weather seals, CR gaskets, ECO fuel hose |
| AUSTIN BLACK -325 | Carbon Black | Austin Black 325 — fine anthracite coal dust (non-ASTM furnace black) | Low-cost industrial rubber goods, reclaim rubber compounds, building gaskets, non-critical seals |
| Carbon Black N330 | Carbon Black | Carbon Black N330 per ASTM D1765 | Tyre carcass, sidewalls, conveyor belts, hose, industrial mouldings, O-rings |
| Carbon Black N660 | Carbon Black | Carbon Black N660 per ASTM D1765 | EPDM moulded seals, gaskets, wiper blades, industrial mouldings, low-cost cable jacket |
| Carbon Black N774 | Carbon Black | Carbon Black N774 per ASTM D1765 | High-loading EPDM mouldings, construction seals, industrial hose, low-cost rubber goods |
| Carbon Black N990 | Carbon Black | Carbon Black N990 per ASTM D1765 | Silicone rubber mouldings, O-rings, seals requiring low compression set, FDA-compliant rubber |
| ReTen A-231C FKM | Fluoroelastomer (FKM) — Bisphenol Cure | ReTen A-231C — bisphenol-cure fluoroelastomer precompound, 66%… | O-Ring, Simple Molded Gasket, Grommet — good for complicated shapes, injection moulding |
| ReTen A-232C FKM | Fluoroelastomer (FKM) — Bisphenol Cure | ReTen A-232C — bisphenol-cure fluoroelastomer precompound, 66%… | Complicated moulded gasket — good for injection moulding and extrusion process |
| ReTen A-262C FKM | Fluoroelastomer (FKM) — Bisphenol Cure | ReTen A-262C — bisphenol-cure fluoroelastomer precompound, 66%… | O-Ring, Simple Molded Gasket, Grommet, Shaft, Valve Stem Seal, Metal Insert |
| ReTen A-291C FKM | Fluoroelastomer (FKM) — Bisphenol Cure | ReTen A-291C — bisphenol-cure fluoroelastomer precompound, 66%… | O-Ring, Simple Molded Gasket, Grommet — low compression set |
| ReTen A-491C FKM | Fluoroelastomer (FKM) — Bisphenol Cure | ReTen A-491C — bisphenol-cure fluoroelastomer precompound, 66%… | O-Ring, Simple Molded Gasket, Grommet — low compression set |
| ReTen A-621C FKM | Fluoroelastomer (FKM) — Bisphenol Cure | ReTen A-621C — bisphenol-cure fluoroelastomer precompound, 66%… | O-Ring, Simple Molded Gasket, Grommet, Shaft, Valve Stem Seal, Metal Inserts |
| ReTen A-691C FKM | Fluoroelastomer (FKM) — Bisphenol Cure | ReTen A-691C — bisphenol-cure fluoroelastomer precompound, 66%… | O-Ring, Simple Molded Gasket, Grommet — low compression set |
| ReTen AL-271C FKM | Fluoroelastomer (FKM) — Bisphenol Cure | ReTen AL-271C — bisphenol-cure fluoroelastomer precompound, 70%… | O-Ring, Simple Molded Gasket, Grommet — better low temperature resistance |
| ReTen AL-571C FKM | Fluoroelastomer (FKM) — Bisphenol Cure | ReTen AL-571C — bisphenol-cure fluoroelastomer precompound, 70%… | O-Ring, Simple Molded Gasket, Grommet — better low temperature resistance |
| ReTen B-201C FKM | Fluoroelastomer (FKM) — Bisphenol Cure | ReTen B-201C — bisphenol-cure fluoroelastomer precompound, 68.5%… | O-Ring, Simple Molded Gasket, Grommet — compression set, good fluid resistance |
| ReTen B-501C FKM | Fluoroelastomer (FKM) — Bisphenol Cure | ReTen B-501C — bisphenol-cure fluoroelastomer precompound, 68.5%… | O-Ring, Simple Molded Gasket, Grommet — good fluid resistance |
| ReTen B-551C FKM | Fluoroelastomer (FKM) — Bisphenol Cure | ReTen B-551C — bisphenol-cure fluoroelastomer precompound, 68.5%… | O-Ring, Simple Molded Gasket, Grommet — good compression set, good fluid resistance |
| ReTen F-500C FKM | Fluoroelastomer (FKM) — Bisphenol Cure | ReTen F-500C — bisphenol-cure fluoroelastomer precompound, 70%… | O-Ring, Simple Molded Gasket, Grommet — good fluid resistance |
| ACRYLIC POLYMERS AR 801 | Base Polymer - ACM | Acrylic Rubber AR 801 — ethylene-acrylic copolymer (ACM) | Automotive transmission shaft seals, gear oil seals, power steering hoses, engine crankshaft seals |
| PBR CISAMER 1220 | Base Polymer - BR | Polybutadiene Rubber Cisamer PBR 1220 — high cis-1,4 PBR | Tyre treads (NR/SBR/BR blend for abrasion), tyre sidewalls, golf ball centres, anti-vibration mounts |
| SYN RUBBER SKYPRENE B30 | Base Polymer - CR | Skyprene B-30 — Tosoh/Denki Kagaku Chloroprene Rubber, W-type | Automotive weather seals, hose, belts, gaskets, mining rubber goods, wetsuits |
| SYNTHETIC RUBBER CHLOROPRENE RUBBER CR2322 | Base Polymer - CR | Synthetic Rubber Chloroprene CR 2322 — medium crystallisation… | Sealing profiles, hoses, gaskets requiring good low-temperature performance |
| EPDM RUBBER 5565 | Base Polymer - EPDM | Ethylene Propylene Diene Monomer rubber (55% ethylene, ~6.5% ENB… | Automotive weather seals, door/window sealing profiles, roofing membranes, steam hose |
| EPDM RUBBER VISTALON 3666 | Base Polymer - EPDM | EPDM Vistalon 3666 — medium ENB, medium Mooney | Extruded EPDM profiles, hose, wire & cable jacketing, automotive body seals |
| EPDM RUBBER VISTALON 5601 | Base Polymer - EPDM | EPDM Vistalon 5601 — high ENB (~9%), medium Mooney | Fast-cure EPDM mouldings, sponge foam rubber, high-speed compression moulding |
| ETHYLENE PROPYLENE RUBBER KEP 240 | Base Polymer - EPDM | EPDM Kumho KEP 240 — medium-low ENB, medium Mooney | General-purpose EPDM seals, weather seals, profiles, roofing membranes |
| APCOFLEX N388 | Base Polymer - NBR | Apcoflex N388 — NBR, ~33-38% ACN, medium Mooney | Oil-resistant seals, fuel hose, domestic NBR goods, automotive NBR compounds |
| Acryl Butadiene Rubber KNB 35LL | Base Polymer - NBR | Acrylonitrile-Butadiene Rubber Kumho KNB 35LL — 35% ACN, low Mooney | Oil-resistant seals, O-rings, gaskets, hydraulic hose inner liners, fuel hose |
| Acrylonitrile Butadiene Rubber Kumho KNB35L | Base Polymer - NBR | Acrylonitrile-Butadiene Rubber Kumho KNB 35L — 35% ACN, medium-low… | Oil seals, hydraulic hose, automotive fuel systems, anti-vibration NBR parts |
| SYN RUBBER JSR N220SH | Base Polymer - NBR | Acrylonitrile-Butadiene Rubber JSR N220SH | Oil-resistant seals, O-rings, gaskets, hydraulic hose inner liners, fuel hose |
| SYN RUBBER JSR N230SL | Base Polymer - NBR | Acrylonitrile-Butadiene Rubber JSR N230SL | Oil seals, hydraulic hose, automotive fuel systems, anti-vibration NBR parts |
| Bluesil HCR 1940 | Base Polymer - Silicone | Bluesil HCR 1940 — PDMS gum + filler, ~40 Shore A target | Silicone O-rings, respiratory mask seals, keyboard pads, general food-contact seals |
| Bluesil HCR 1950 | Base Polymer - Silicone | Bluesil HCR 1950 — PDMS gum + filler, ~50 Shore A target | Silicone profiles, gaskets, medical tubing components, cooking utensil seals |
| Bluesil HCR 1960 | Base Polymer - Silicone | Bluesil HCR 1960 — PDMS gum + filler, ~60 Shore A target | Silicone gaskets, automotive under-hood seals, industrial silicone mouldings |
| Bluesil HCR 1970 | Base Polymer - Silicone | Bluesil HCR 1970 — PDMS gum + filler + crosslinker, ~70 Shore A target | Hard silicone mouldings, industrial silicone rollers, hard silicone keyboards |
| Bluesil HCR1930 | Base Polymer - Silicone | Bluesil HCR 1930 — polydimethylsiloxane gum + silica filler, ~30… | Soft silicone seals, medical device components, baby teats, food contact goods, ultra-soft gaskets |
| FUMED SILICA BASED SILICONE RUB NE9550T | Base Polymer - Silicone | Fumed silica reinforced silicone rubber compound NE9550T | Premium silicone O-rings, medical seals, clean-room gaskets, precision silicone parts |
| COATED GROUND CALCIUM CARBONATE MSJ 2 C | Filler | Coated GCC MSJ 2 — stearic acid surface-coated calcium carbonate | Wire & cable, profiles, seals, compounds requiring surface finish and dispersion quality |
| Calcium Carbonate ACC | Filler | Ground Calcium Carbonate (GCC) — ACC grade | Cost reduction in general rubber goods, profiles, hoses, gaskets, mouldings |
| GRAPHITE POWDER | Filler | Graphite Powder — natural or synthetic | Anti-static seals, bearing pads, lip seals, conductive gaskets, lubricated O-rings |
| Lime Stone Powder | Filler | Limestone Powder — natural ground calcium carbonate | Very low-cost rubber goods, reclaim compounds, construction products, building gaskets |
| ALUMINIUM TRIHYDRATE | Flame Retardant | Aluminium Trihydrate / Aluminium Hydroxide Al(OH)₃ | Cable jacketing, conveyor belts (fire-resistant), building profiles, FR rubber flooring |
| Zinc Borate | Flame Retardant | Zinc Borate — ZnB₄O₇·xH₂O | FR cables, CR fire-resistant seals, anti-fungal applications, smoke suppressant in rubber |
| PPT SILICA ULTRASIL VN3 | Precipitated Silica | Precipitated silica ULTRASIL VN3 — Evonik CTAB ~170 m²/g | High-performance tyre treads (green tyres), fuel-efficient passenger car tyres, NR technical goods |
| Adipate Plasticizer DINA | Plasticiser | Diisononyl Adipate (DINA) | Premium low-temperature seals, cryogenic applications, specialty cold-climate rubber |
| Adipate Plasticizer DOA | Plasticiser | Dioctyl Adipate (DOA) — Di(2-ethylhexyl) adipate | Low-temperature (-40°C) seals, Arctic weather seals, cold-climate automotive applications |
| CHLORINATED PARAFFIN | Plasticiser | Chlorinated Paraffin (medium-chain, ~52% Cl) | Flame-retardant hose, FR cable sheathing, FR seals and profiles |
| DOP | Plasticiser | Di(2-ethylhexyl) phthalate (DEHP/DOP) | NBR seals, fuel hose inner lining, oil-resistant gaskets, PVC-rubber profiles |
| KANATOL 8S DOS | Plasticiser | Dioctyl Sebacate (DOS) — Kanatol 8S | Aircraft seals, defence rubber, premium cold-flex seals, cryogenic applications |
| STABILIZED SOFTENER DINP | Plasticiser | Diisononyl Phthalate (DINP) | Semi-flexible industrial rubber goods, cable sheathing, flooring, non-consumer seals |
| STABILIZED SOFTENER TOTM | Plasticiser | Tri(2-ethylhexyl) trimellitate (TOTM / TEHTM) | Wire & cable (105°C rated), automotive under-hood hoses, high-temperature seals, medical-grade rubber |
| Panoil C160 Paraffinic | Process Oil | Panoil C160 Paraffinic — paraffinic process oil, very low aromatic | EPDM sealing profiles, building/construction rubber, weather seals, foam rubber |
| Active Zinc Oxide MLA 200 | Activator | Active Zinc Oxide MLA 200 — direct process, high surface area | Low-zinc or zinc-free formulations, EPDM seals, environmental specification compounds |
| Starmag Magnesium Oxide | Activator | Magnesium Oxide — Starmag grade, rubber/chemical use | CR/Neoprene seals, automotive weather seals, acid-resistant hoses, cable jacketing |
| Zinc Oxide | Activator | Zinc Oxide (standard grade, indirect process) | All sulphur-cured rubber compounds — tyres, hoses, belts, seals, mouldings |
| Reclaim Rubber | Reclaim Rubber | Reclaim Rubber (NR/SBR blend) — standard quality | Economy rubber goods, industrial mouldings, floor mats, non-critical seals |
| Reclaimed Rubber Fine | Reclaim Rubber | Reclaimed Rubber Fine — finely processed NR/SBR reclaim | Rubber flooring, shoe sole compounds, higher quality reclaim applications |
| Synthetic Rubber Nitrile Reclaim | Reclaim Rubber | Synthetic Rubber Nitrile Reclaim — devulcanised NBR | Economy NBR seals, gaskets, non-critical oil-resistant goods |
| CHEMLOK 205 | Adhesive | Chemlok 205 — Lord Corp. chlorinated polymer primer for metal | Metal-rubber bonded parts: engine mounts, vibration isolators, suspension bushings, anti-vibration mounts |
| CHEMLOK 220 | Adhesive | Chemlok 220 — Lord Corp. isocyanate-organometallic topcoat adhesive | Metal-rubber bonded parts: engine mounts, bushings, isolators, brake pads, all metal-rubber assemblies |
| FINASTAT EXL-100 | Antistatic Agent | Finastat EXL-100 — specialty antistatic compound | Conductive/antistatic rubber flooring, conveyor belts in explosive atmospheres, fuel hose lining… |
| PP 1802 | Base Polymer - PP | Polypropylene PP 1802 — homopolymer, MFI ~2 g/10min | EPDM-PP Thermoplastic Vulcanisate (TPV) base, automotive seal compounds, flexible PP applications |
| PP 1811 | Base Polymer - PP | Polypropylene PP 1811 — heterophasic copolymer (impact PP) | Impact-modified PP compounds, automotive interior parts, rubber-toughened PP |
| PP 1863 | Base Polymer - PP | Polypropylene PP 1863 — homopolymer, high stiffness grade | Stiff PP-rubber compounds, hard TPV applications, automotive structural rubber-plastic parts |
| COUMARONE RESIN G-90 | Resin / Tackifier | Coumarone-Indene Resin G-90 — thermoplastic resin, softening point… | Tyre tread compounds, conveyor belt covers, adhesive compounds, rubber flooring |
Tell us your application and we will suggest grades to trial, with samples where it helps. Request a quote, call +91 98418 19109 or email sales@riddhipolymers.com.
Why manufacturers buy from Riddhi Polymers
- In stock in Chennai: 250+ grades held ready, with a branch in Madurai.
- Across South India: regular deliveries to Tamil Nadu, Kerala, Karnataka, Andhra Pradesh and Puducherry.
- Quality you can trace: ISO 9001:2015 certified, COA with every batch, MSDS and TDS on request.
- Trusted since 2009: 400+ regular buyers and 20+ global principals.
Frequently asked questions
Which polymers do you supply for oil and fuel seals?
NBR for general oil resistance, and FKM fluoroelastomers for fuel systems and high-temperature seals. Both are listed on this page.
Do you supply bonding agents for rubber-to-metal parts?
Yes. Bonding and adhesive grades for rubber-to-metal parts such as engine mounts and bushes are available; share your substrate and polymer for a recommendation.
