Quick Specifications
- Grade: SVR CV70
- Standard: TCVN 3769:2016
- Mooney: 70±5
- Origin: Việt nam
- EUDR Compliant: since 2024
- FSC® Certified: COC & FM
- APT Exclusive: Stable Mooney performance up to 6 months
SVR CV70 (TSR CV70) Natural Rubber
– Vietnam Manufacturer
SVR CV70 (TSR CV70) is a premium constant viscosity natural rubber grade manufactured in Vietnam according to the TCVN 3769:2016 standard.
Designed for manufacturers requiring higher Mooney viscosity stability, APT Rubber’s SVR CV70 production system maintains stable Mooney performance for up to 6 months, helping reduce compound variation during mixing and production.
Available with FSC® certification and EUDR compliance support for global tire and industrial rubber supply chains.
Check our rubber price index for current procurement rates.
Bulk orders and long-term supply contracts may receive preferential pricing. Final quotation varies by volume and packaging.
Technical Data - TCVN Standard vs APT Internal Control
| Parameter | TCVN 3769:2016 Limit | APT Internal Control |
|---|---|---|
| Mooney Viscosity (ML 1+4, 100°C) | 70±5 | Strictly controlled |
| Dirt Content | ≤ 0.02% | < 0.02% |
| Ash Content | ≤ 0.40% | < 0.40% |
| Nitrogen Content | ≤ 0.60% | < 0.60% |
| Volatile Matter | ≤ 0.80% | < 0.80% |
| Plasticity Retention Index (PRI) | ≥ 60 | High aging resistance |
| Lovibond Color | Not applicable | Yellow |
SVR CV70 (TSR CV70) Manufacturer in Vietnam
KHUYNH cao Su is a premier natural rubber supplier in Vietnam supplying high-grade SVR CV70 (TSR CV70) to global tire manufacturers, industrial rubber processors, and traders.
Explore production facilities in VietnamMT
Processing
Capacity
Processing
Factories
Ngai
China, US
FSC, ISO
Certification Support
What is SVR CV70 (TSR CV70) Rubber?
Key Processing Benefits
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High viscosity retention: Maintains higher Mooney viscosity during processing for demanding compound formulations.
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Improved extrusion stability: Supports better shape retention and dimensional consistency during extrusion processes.
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Reduced process variation: Delivers more stable rheological behavior batch after batch for consistent production performance.
Viscosity Stabilization
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Industrial Applications of SVR CV70 (TSR CV70)
Heavy-Duty Tire Compounds
Suitable for truck, bus, and industrial tire compounds requiring higher Mooney viscosity and stable mixing behavior.
Conveyor Belts & Rubber Sheets
Supports durable rubber formulations where green strength, dimensional stability, and consistent processing are important.
Extruded Rubber Profiles
Helps maintain shape retention and stable extrusion performance for profiles, strips, and technical rubber sections.
Automotive Anti-Vibration Parts
Used in mounts, bushings, and vibration-control rubber components requiring stable dynamic performance.
Carbon Masterbatch (CMB)
Suitable for technical compounders requiring a higher-viscosity natural rubber base for controlled masterbatch preparation.
Molded Industrial Rubber Parts
Applied in seals, pads, rollers, and heavy-duty molded parts where compound consistency supports reliable production.
Quality Control from Rubber Farm to Final Bale
Latex Reception
Screening for dirt and ammonia content.
Viscosity Stabilization
Controlled addition of stabilizing agents.
Mechanical Processing
Crumbing and washing to remove impurities.
Controlled Drying
Maintains plasticity and prevents degradation.
VILAS Laboratory Testing
Each lot tested in our VILAS lab before shipment.
Packaging & Container Loading
Standard Bale Details
33.33 kg or 35 kg blocks. Wrapped in Thin PE (meltable) or Thick PE (strippable).
Pallet & Packing Options
Available in loose bales, standard wooden crates pallets, pallet shrinkwrapped or steel pallets.
Container Capacity (20ft FCL)
Loose bales: Up to 21 MT. Palletized shipments: Approx. 19.2 – 20.16 MT per 20ft container.
Standard palletized SVR rubber ready for global export.
SVR CV70 (TSR CV70) vs Other Rubber Grades
| Rubber Grade | Mooney Viscosity | Key Feature | Typical Application |
|---|---|---|---|
| SVR CV70 | 70±5 | Higher viscosity grade | Stiff compounds requiring stronger processing stability |
| SVR CV60 | 60±5 | Stable medium-firm viscosity | Tire compounds, industrial belts |
| SVR CV50 | 50±5 | Lower viscosity (softer) | Softer rubber compounds and flexible industrial rubber parts |
| SVR CV40 | 40±5 | Softer viscosity grade | Flexible rubber compounds and easier processing blends |
| SVR 3L | Non-CV | Light color, high purity | Colored rubber, medical components |
Related SVR Rubber Grades
SVR CV60 (TSR CV60)
Constant-viscosity rubber with Mooney 60±5 control
- Mooney Viscosity 60±5
- Thống Nhất Cao
SVR CV50 (TSR CV50)
Constant-viscosity rubber with Mooney 50±5 control
- Stabilized Mooney 50±5
- Reliable compound processing
SVR CV40 (TSR CV40)
Low-viscosity CV rubber with Mooney 40±5 for easier processing.
- Stabilized Mooney 40±5
- Easy processing performance
SVR 3L (TSR 3L)
Light-color SVR natural rubber for clean, appearance-sensitive rubber products.
- Low Dirt 0.03% max
- Suitable for light color, clean rubber goods
Common Questions About SVR CV70 (TSR CV70)
Request a Quote for SVR CV70 (TSR CV70)
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