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Industrial Fiber – Shriram Rayons
Shriram Rayons, located in Kota, Rajasthan, is the flagship Industrial Fiber manufacturing unit of DCM Shriram International Limited. Established in 1965 with technical collaboration from Beaunit Fibers Inc., USA, the unit has played a pioneering role in India’s industrial technical rayon sector while building a strong international presence.
Over the decades, Shriram Rayons has evolved into a trusted manufacturer of high-performance rayon tyre yarn, tyre cord, and chafer fabrics, serving leading tyre manufacturers in India and global markets. Its products are engineered to deliver high tensile strength, dimensional stability, and consistent performance across demanding industrial applications.
Beyond tyre reinforcement materials, the portfolio also supports stitching cords, V-belt reinforcement, and specialised engineered textile applications requiring precision and durability.
Integrated Manufacturing Capability
Shriram Rayons also manufactures critical industrial chemicals such as:
• Carbon Disulphide (CS₂)
• Anhydrous Sodium Sulphate
This integrated setup enhances operational efficiency, quality consistency, and supply reliability — strengthening its position as a dependable industrial partner.
Yarn
- 1220/1 D.TEX RAYON TYRE YARN
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PRODUCT : 1220/1 D.TEX RAYON TYRE YARNQUALITY : SUPER-II
S.NO. PROPERTIES UNIT TARGET TOLERANCE 1 Linear Density @ 11% MR D.Tex 1240 ± 65 2 No. of Filaments - 720 - - 3 Twist ‘Z’ Turns/Metre 65 ± 5 4 Breaking Strength (O.D.) N 60 Min 54 5 Elongation at break (O.D.) % 9 ± 1 6 Finish % 0.5 ± 0.1
Testing Machine INSTRON Lab Testing Conditions Temperature 24°C Relative Humidity 55% Tensile Test Method ASTM D 885 - 1840/1 D.TEX RAYON TYRE YARN
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PRODUCT : 1840/1 D.TEX RAYON TYRE YARNQUALITY : SUPER-II
S.NO. PROPERTIES UNIT TARGET TOLERANCE 1 Linear Density @ 11% MR D.Tex 1855 ± 85 2 No. of Filaments - 1100 - - 3 Twist ‘Z’ Turns/Metre 65 ± 5 4 Breaking Strength (O.D.) N 100 Min 93 5 Elongation at break (O.D.) % 9 ± 1 6 Finish % 0.5 ± 0.1
Testing Machine INSTRON Lab Testing Conditions Temperature 24°C Relative Humidity 55% Tensile Test Method ASTM D 885 - 2440/1 D.TEX RAYON TYRE YARN
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PRODUCT : 2440/1 D.TEX RAYON TYRE YARNQUALITY : SUPER-II
S.NO. PROPERTIES UNIT TARGET TOLERANCE 1 Linear Density @ 11% MR D.Tex 2440 ± 100 2 No. of Filaments - 1500 - - 3 Twist ‘Z’ Turns/Metre 65 ± 5 4 Breaking Strength (O.D.) N 128 Min 120 5 Elongation at break (O.D.) % 9.5 ± 1 6 Finish % 0.5 ± 0.1
Testing Machine INSTRON Lab Testing Conditions Temperature 24°C Relative Humidity 55% Tensile Test Method ASTM D 885 - PACKING SPECIFICATIONS – RAYON TYRE YARN
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YARN PACKAGE SPECIFICATIONSPRODUCT : RAYON TYRE YARNQUALITY : SUPER-II
A) DIMENSIONS OF EMPTY CONES Tube Cylindrical Height 172 ± 2 mm Option 1 Internal Diameter 38 ± 0.5 mm Outer Diameter 45 ± 0.5 mm Option 2 Internal Diameter 56 ± 0.5 mm Outer Diameter 64 ± 0.5 mm B) DIMENSIONS OF FULL CONES Outer Diameter 193 mm Traverse Length 150 mm Weight 3.8 ± 0.2 kgs C) PALLET & PACKING DETAILS No. of pallets 24 Nos. (12 pallets of 150 Spools and 12 pallets of 180 Spools) No. of Spools 3,960 Spools Approx. wt. of yarn @ 13% MR 16 MT Pallet size (L × W × H) Length: 1,132 mm / 1,132 mm
Width: 944 mm / 944 mm
Height: 1,010 mm / 1,080 mm
Tyre Cord
- 1220/2 D.TEX RAYON TYRE CORD
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PRODUCT : 1220/2 D.TEX RAYON TYRE CORD (Greige)QUALITY : SUPER-II
S.NO. PROPERTIES UNIT TARGET TOLERANCE 1. Linear Density @ 11% MR D.Tex 2,600 ± 135 2. Twist Construction Ply ‘Z’ Turns/Metre 472 ± 15 Cable ‘S’ Turns/Metre 472 ± 15 3. Breaking Strength (O.D.) N 114 Min 109 4. Elongation at break (O.D.) % 12 ± 1.0 5. Elongation @ 45 N (O.D.) % 2.2 ± 0.4 6. Thickness Gauge mm 0.54 ± 0.02 Testing Machine INSTRON Lab. Testing Conditions Temperature 24° C Relative Humidity 55% Tensile Test Method ASTM D 885 - 1840/2 D.TEX RAYON TYRE CORD
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PRODUCT : 1840/2 D.TEX RAYON TYRE CORD (Greige)QUALITY : SUPER-II
S.NO. PROPERTIES UNIT TARGET TOLERANCE 1. Linear Density @ 11% MR D.Tex 4225 ± 165 2. Twist Construction Ply ‘Z’ Turns/Metre 472 ± 15 Cable ‘S’ Turns/Metre 472 ± 15 3. Breaking Strength (O.D.) N 170 Min 160 4. Elongation at break (O.D.) % 15 ± 1.5 5. Elongation @ 45 N (O.D.) % 3.0 ± 0.8 6. Thickness Gauge mm 0.73 ± 0.03 Testing Machine INSTRON Lab. Testing Conditions Temperature 24° C Relative Humidity 55% Tensile Test Method ASTM D 885 - 1840/3 D.TEX RAYON TYRE CORD
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PRODUCT : 1840/3 D.TEX RAYON TYRE CORD (Greige)QUALITY : SUPER-II
S.NO. PROPERTIES UNIT TARGET TOLERANCE 1. Linear Density @ 11% MR dtex 6550 ± 200 2. Twist Construction Ply ‘Z’ Turns/Metre 380 ± 15 Cable ‘S’ Turns/Metre 380 ± 15 3. Breaking Strength (O.D.) N 245 Min 225 4. Elongation at break (O.D.) % 16.5 ± 1.0 5. Elongation @ 66 N (O.D.) % 3.8 ± 0.8 6. Thickness Gauge mm 0.90 ± 0.03 Testing Machine INSTRON Lab. Testing Conditions Temperature 24° C Relative Humidity 55% Tensile Test Method ASTM D 885 - 2440/2 D.TEX RAYON TYRE CORD
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PRODUCT : 2440/2 D.TEX RAYON TYRE CORD (Greige)QUALITY : SUPER-II
S.NO. PROPERTIES UNIT TARGET TOLERANCE 1. Linear Density @ 11% MR D.Tex 5850 ± 180 2. Twist Construction Ply ‘Z’ Turns/Metre 472 ± 15 Cable ‘S’ Turns/Metre 472 ± 15 3. Breaking Strength (O.D.) N 200 Min 190 4. Elongation at break (O.D.) % 16.0 ± 1.0 5. Elongation @ 45 N (O.D.) % 3.0 ± 0.8 6. Thickness Gauge mm 0.80 ± 0.03 Testing Machine INSTRON Lab. Testing Conditions Temperature 24° C Relative Humidity 55% Tensile Test Method ASTM D 885 - 2440/3 D.TEX RAYON TYRE CORD
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PRODUCT : 2440/3 D.TEX RAYON TYRE CORD (Greige)QUALITY : SUPER-II
ter; font-weight:bold; font-family:Arial, sans-serif; margin-bottom:5px;"> PRODUCT : 2440/2 D.TEX RAYON TYRE CORD (Greige)S.NO. PROPERTIES UNIT TARGET TOLERANCE 1. Linear Density @ 11% MR D.Tex 8020 ± 200 2. Twist Construction Ply ‘Z’ Turns/Metre 255 ± 15 Cable ‘S’ Turns/Metre 255 ± 15 3. Breaking Strength (O.D.) N 360 Min 340 4. Elongation at break (O.D.) % 15.5 ± 1.0 5. Elongation @ 66 N (O.D.) % 2.0 ± 0.4 6. Thickness Gauge mm 0.96 ± 0.03 Testing Machine INSTRON Lab. Testing Conditions Temperature 24° C Relative Humidity 55% Tensile Test Method ASTM D 885 QUALITY : SUPER-IIS.NO. PROPERTIES UNIT TARGET TOLERANCE 1. Linear Density @ 11% MR D.Tex 5850 ± 180 2. Twist Construction Ply ‘Z’ Turns/Metre 472 ± 15 Cable ‘S’ Turns/Metre 472 ± 15 3. Breaking Strength (O.D.) N 200 Min 190 4. Elongation at break (O.D.) % 16.0 ± 1.0 5. Elongation @ 45 N (O.D.) % 3.0 ± 0.8 6. Thickness Gauge mm 0.80 ± 0.03 Testing Machine INSTRON Lab. Testing Conditions Temperature 24° C Relative Humidity 55% Tensile Test Method ASTM D 885 - PACKING SPECIFICATIONS – RAYON TYRE CORD
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CORD PACKAGE SPECIFICATIONSPRODUCT : RAYON TYRE CORDQUALITY : SUPER-II
A) Full Cheese Size Specification Weight 3.25 ± 0.25 kgs. Height 175 mm. Inner Diameter 38 mm. Full Cheese Outer Diameter Approx. 180 mm.
B) Packing & Transportation Details 12 full cheeses are packed in corrugated cardboard box. 180 cheeses are packed in one pallet and 24 pallets are loaded in a 20’ container, which will be seaworthy and capable of withstanding rigours of transportation by rail, road or sea. - RAYON TYRE CORD FABRIC(GREY)
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PRODUCT : RAYON TYRE CORD FABRIC (GREY)QUALITY : SUPER-II
S.NO. PROPERTIES UNIT VALUE VALUE 1. Warp : Cord Linear Density dtex 2/1840 3/1840 2. Total Warp Ends Nos. 800–1750 800–1750 3. Density Ends / 10 Cm. 50–120 50–100 4. Fabric Width Cms. 130–165 130–165 5. Length of the Fabric Roll Metres 600–2000 600–2000 6. Picks Per 10 Cms As required As required 7. Weft (Cotton)
(Extensible)Count 20s–23s
26s20s–23s
26s8. Shell Roll Length Cms. 140–170 140–170 9. Diameters of Square Bar Hole mm. 35–60 35–60 10. Weave Plain – 1/1 Plain – 1/1 11. Reed Plain / graduated as per customer’s specifications. 12. Tabby One per creel or as per customer’s requirement
REMARKS : These are our normal standard specifications. Customer’s specifications not covered under our normal range can be considered. - PACKING SPECIFICATIONS – RAYON TYRE FABRIC (GREY)
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GREIGE FABRIC PACKING SPECIFICATIONS PRODUCT RAYON TYRE FABRIC QUALITY SUPER-II The fabric rolls will be packed in the following protective layers: S.No. Packing Details 1 Stitching of header to fabric roll 2 2 rounds (continuous layers) of 250 gauge white/transparent polythene 3 4 silica gel bags (40 gms) on each side (colour indicating and pre-dried) 4 H.D.P.E. laminated sheet – 1 round 5 Corrugated discs – 1 on each side 6 Stretch wrap film – 2 rounds 7 H.D.P.E. Bag
Treated Rayon Fabric
- RAYON TYRE CORD FABRIC (DIPPED)
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RAYON TYRE CORD FABRIC (Dipped) PRODUCT RAYON TYRE CORD FABRIC (Dipped) QUALITY SUPER-II S.No. Properties Unit Value Value 1 Warp : Cord Linear Density Dtex 2/1840 3/1840 2 Total Warp Ends Nos. 800 – 1750 800 – 1750 3 Density Ends / 10 Cm. 50 – 120 50 – 100 4 Fabric Width Cms. 120 – 150 120 – 150 5 Length of the Fabric Roll Metres 600 – 1600 600 – 1600 6 Picks Per 10 Cms As required As required 7 Weft (Cotton)
(Extensible)Count 20s – 23s
26s20s – 23s
26s8 Shell Roll Length Cms. 140 – 170 140 – 170 9 Diameters of Square Bar Hole mm 35 – 60 35 – 60 10 Weave — Plain – 1/1 Plain – 1/1 11 Reed — Plain / graduated as per customer’s specifications Plain / graduated as per customer’s specifications 12 Tabby — One per creel or as per customer’s requirement One per creel or as per customer’s requirement Remarks: These are our normal standard specifications. Customer’s specifications not covered under our normal range can be considered. - 1220/2 D.TEX RAYON TYRE CORD (DIPPED)
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PRODUCT : 1220/2 D.TEX RAYON TYRE CORD (Dipped) QUALITY : SUPER-II S.NO. PROPERTIES UNIT TARGET ± TOLERANCE 1. Linear Density @ 11% MR D.Tex 2650 ± 100 2. Twist Construction Ply ‘Z’ Turns/Metre 485 ± 20 Cable ‘S’ Turns/Metre 485 ± 20 3. Breaking Strength (O.D.) N 106 Min 96 4. Elongation at break (O.D.) % 14.0 ± 1.0 5. Elongation @ 45 N (O.D.) % 3.0 ± 0.5 6. Dip Pick-up % 5.0 ± 1.0 7. Adhesion (Hot U) N 110 min 8. Thickness Gauge mm 0.54 ± 0.03 Testing Machine INSTRON Lab. Testing Conditions Temperature 24° C Relative Humidity 55% Tensile Test Method ASTM - 1840/2 D.TEX RAYON TYRE CORD (DIPPED)
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PRODUCT : 1840/2 D.TEX RAYON TYRE CORD (Dipped) QUALITY : SUPER-II S.NO. PROPERTIES UNIT TARGET ± TOLERANCE 1. Linear Density @ 11% MR D.Tex 4275 ± 170 2. Twist Construction Ply ‘Z’ Turns/Metre 465 ± 20 Cable ‘S’ Turns/Metre 465 ± 20 3. Breaking Strength (O.D.) N 145 Min 141 4. Elongation at break (O.D.) % 11.0 ± 1.0 5. Elongation @ 45 N (O.D.) % 2.0 ± 0.6 6. Dip Pick-up % 5.0 ± 1.0 7. Adhesion (Hot U) N 118 min 8. Thickness Gauge mm 0.71 ± 0.03 Testing Machine INSTRON Lab. Testing Conditions Temperature 24° C Relative Humidity 55% Tensile Test Method ASTM - 1840/3 D.TEX RAYON TYRE CORD (DIPPED)
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PRODUCT : 1840/3 D.TEX RAYON TYRE CORD (Dipped) QUALITY : SUPER-II S.NO. PROPERTIES UNIT TARGET ± TOLERANCE 1. Linear Density @ 11% MR D.Tex 6660 ± 200 2. Twist Construction Ply ‘Z’ Turns/Metre 390 ± 20 Cable ‘S’ Turns/Metre 390 ± 20 3. Breaking Strength (O.D.) N 225 Min 200 4. Elongation at break (O.D.) % 11.0 ± 1.0 5. Elongation @ 66 N (O.D.) % 2.0 ± 0.6 6. Dip Pick-up % 5.0 ± 1.0 7. Adhesion (Hot U) N 137 min 8. Thickness Gauge mm 0.84 ± 0.03 Testing Machine INSTRON Lab. Testing Conditions Temperature 24° C Relative Humidity 55% Tensile Test Method ASTM - 2440/3 D.TEX RAYON TYRE CORD
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PRODUCT : 2440/3 D.TEX RAYON TYRE CORD (Dipped) QUALITY : SUPER-II S.NO. PROPERTIES UNIT TARGET ± TOLERANCE 1. Linear Density @ 11% MR D.Tex 8400 ± 200 2. Twist Construction Ply ‘Z’ Turns/Metre 255 ± 20 Cable ‘S’ Turns/Metre 255 ± 20 3. Breaking Strength (O.D.) N 320 Min 310 4. Elongation at break (O.D.) % 11.0 ± 1.0 5. Elongation @ 66 N (O.D.) % 1.8 ± 0.4 6. Dip Pick-up % 5.0 ± 1.0 7. Adhesion (Hot U) N 130 min 8. Thickness Gauge mm 0.90 ± 0.03 Testing Machine INSTRON Lab. Testing Conditions Temperature 24° C Relative Humidity 55% Tensile Test Method ASTM - PACKING SPECIFICATIONS – RAYON TYRE FABRIC (DIPPED)
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DIPPED FABRIC PACKING SPECIFICATIONS (CONTAINERISED) PRODUCT : DIPPED RAYON TYRE FABRIC QUALITY : SUPER-II S.NO. Packing / Protective Layers 1. Cotton tape to hold the top layer of the fabric in place. 2. 2 rounds (i.e. 2 continuous layers) of 250 gauge black polythene. 3. 4 silica gel bags (40 gms) on each side (colour indicating & predried). 4. H.D.P.E. Laminated sheet – 1 round. 5. Corrugated discs – 1 on each side. 6. Stretch wrap film – 2 rounds. 7. HDPE Bag.
Nylon
Wicking and Non-wicking : Multi Filament Nylon 6 or Nylon 66 in Deniers 840 and 1260. To customer Specification. The Yarn for the chafer can also be sourced from customers approved yarn Vendor.
- 940/1 D.TEX (840/1 DENIER) DIPPED NYLON CHAFER FABRIC
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PRODUCT : 940/1 D.TEX (840/1 DENIER) DIPPED NYLON CHAFER FABRIC S.NO. PROPERTIES UNIT VALUE 1. Yarn Linear Density – Warp D.Tex 940/1 Yarn Linear Density – Weft D.Tex 940/1 2. No. of Ends (Warp) 10 Cms. 60 – 80 3. No. of Ends (Weft) 10 Cms. 60 – 80 4. Width Cms. 76 – 150 5. Roll Length Metres 600 – 1200 6. G.S.M. Gms. 140 – 180 7. Twist Inch. 4 – 5 8. Breaking Load (1" Strip) – Warp Kgs. 80 – 114 Breaking Load (1" Strip) – Weft Kgs. 80 – 114 9. Strip Adhesion Kgs. 28 – 40 10. Dip Pick-up % 12 – 16 - 1400/1 D.TEX (1260/1 DENIER) DIPPED NYLON CHAFER FABRIC
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PRODUCT : 1400/1 D.TEX (1260/1 DENIER) DIPPED NYLON CHAFER FABRIC S.NO. PROPERTIES UNIT VALUE 1. Yarn Linear Density – Warp D.Tex 1400/1 Yarn Linear Density – Weft D.Tex 1400/1 2. No. of Ends (Warp) 10 Cms. 52 – 64 3. No. of Ends (Weft) 10 Cms. 13 – 16 4. Width Cms. 76 – 150 5. Roll Length Metres 500 – 1200 6. G.S.M. Gms. 175 – 245 7. Twist Inch. 4 – 5 8. Breaking Load (1" Strip) – Warp Kgs. 114 – 159 Breaking Load (1" Strip) – Weft Kgs. 114 – 159 9. Strip Adhesion Kgs. 17 – 27 10. Dip Pick-up % 10 – 20
Chemicals
- ANHYDROUS SODIUM SULPHATE
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PRODUCT : ANHYDROUS SODIUM SULPHATE QUALITY : CGQ Formula : — Mol. Wt : — S.NO. PROPERTIES VALUES 1. Moisture 0.5% Max. 2. Insolubles 0.02% Max. 3. pH of 10% solution 9.5 to 10.5 4. Iron as Fe 5 ppm Max. 5. Chloride Traces 6. Purity 99.0 Min. 7. Size Retention on 16 Mesh 5% Max. Passing through 100 Mesh 10% Max. - ANHYDROUS SODIUM SULPHATE
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PRODUCT : ANHYDROUS SODIUM SULPHATE QUALITY : NQ / NQA Formula : — Mol. Wt : — S.NO. PROPERTIES VALUES 1. Moisture 0.5% Max. 2. Insolubles 0.02% Max. 3. pH of 10% solution 9.5 to 10.5 4. Iron as Fe 5 ppm Max. 5. Chloride Traces 6. Purity 99.0 Min. 7. Size Retention on 30 Mesh 10% Max. Retention on 100 Mesh 40 to 50% Max. Retention on 200 Mesh 15 to 30% Max. Passing through 200 Mesh 10 to 20% Max. - CARBON-DI-SULPHIDE
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PRODUCT : CARBON-DI-SULPHIDE QUALITY : As per Specifications Formula : — Mol. Wt : — S.NO. PROPERTIES VALUES 1. Specific Gravity at 20° C 1.266 2. Hydrogen Sulphide Less than 0.5 ppm 3. Colour Transparent & Clear Like Water 4. Residue after evaporation 10 mg / 100 c.c. (Max.) 5. Reaction Neutral
Industries We Serve
Shriram Rayons’ industrial fiber and chemical products serve a wide range of industries, including:
01
Tyre Manufacturing Industry
Tyre yarn, tyre cord, chafer fabrics for passenger, commercial, and off-road tyres
02
Automotive & Mobility Sector
Reinforcement materials for belts, hoses, and automotive components
03
Rubber & Elastomer Industry
V-belt reinforcement, industrial rubber products
04
Textile & Technical Textile Industry
Stitching cords, specialty industrial fabrics
05
Industrial Engineering Applications
High-strength reinforcement materials for mechanical and industrial uses
06
Chemical & Process Industries
Carbon Disulphide and Anhydrous Sodium Sulphate for fiber, glass, detergent, and allied sectors
Through advanced manufacturing, technical expertise, and integrated operations, Shriram Rayons continues to strengthen India’s industrial fiber ecosystem while serving global markets with reliable, high-performance solutions.
Our Clients
