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Delivering the essence of Vietnam's finest resources to the global market.

Premium Natural Rubber

Natural rubber is an elastic, durable, and water-resistant material obtained from the latex of rubber trees, primarily Hevea Brasiliensis. Known for its high elasticity and tensile strength, it remains essential due to its superior flexibility, biodegradability, and sustainability.

Technical Specified Rubber (TSR)

TSR is a standardized form of natural rubber, processed into block form to ensure uniform quality. Available in grades like CV60, 10, and 20, tailored for specific industrial applications.

Packing: 33.33 kg or 35.00 kg bales

Transport: 1.20 ton or 1.26 ton pallets

ParameterRaw Material: LatexRaw Material: Field CoagulumTest Method
TSR CV60TSR CV50SVR 3LTSR 10CV60TSR 10TSR 20
Dirt retained (44μ max, %wt)0.020.020.030.080.100.20ISO 249:2016
Ash content (max, %wt)0.400.400.500.600.751.00ISO 247-1:2018
Nitrogen (max, %wt)0.600.600.600.600.600.60ISO 1656:2014
Volatile matter (max, %wt)0.800.800.800.800.800.80ISO 248-1:2011
Rapid plasticity (Po) (min)35353030ISO 2930:2017
Plasticity Retention Index (PRI)606060505040ISO 2930:2017
Lovibond Colour (max)6.0 / 2 (Range)ISO 4660:2011
Mooney Viscosity ML(1+4) 100°C60 ± 550 ± 560 (+7,-5)ISO 289-1:2015

Ribbed smoke sheet

Ribbed Smoked Sheet (RSS) is a high-quality form of natural rubber obtained by coagulating latex, rolling it into thin sheets, and drying it through a smoking process. This method enhances its durability, elasticity, and resistance to oxidation. Graded from RSS1 to RSS5 based on purity and appearance, RSS is widely used in tire manufacturing, industrial rubber goods, and footwear. Its superior strength and consistency make it a preferred choice in various industries.

ParametersRSS 1RSS 2RSS 3RSS 4RSS 5
Oxidized SpotsNoNoNoNoNo
Burnt SheetsNoNoNoNoNo
Opaque SheetsNoNoNoNoYes
Resinous Matter (rust)No< 5% of sample< 10% of sample< 20% of sample< 30% of sample
Mould / Dry MouldVery slight traces on wrappers or bale surface adjacent to wrapper.Slight on wrapper and bale surface and interiorSlight on wrapper and bale surface and interiorSlight on wrapper and bale surface and interiorSlight on wrapper and bale surface and interior
< 5% of sample< 10% of sample< 20% of sample< 30% of sample
BlistersNoNoNoNoSlight
BubblesScattered small pin headSmall bubblesSmall bubblesMedium sizeLarge
Translucent StainsNoNoNoMedium sizeYes
Under CuredNoNoNoSlightSlight
Over SmokedNoNoNoSlightYes
BlemishesNoNoNoNoYes
SpecksSlightSlight specks of barkSlight specks of barkMedium size barkLarge bark particles

Natural Latex

Latex is a sticky, milky colloid drawn off by making incisions in the bark of the rubber tree (Hevea Brasiliensis) and collecting the fluid in vessels in a process called “tapping”. The latex then is refined into rubber ready for commercial processing. In major areas, latex is allowed to coagulate in the collection cup.
Concentrated Latex is derived from Field Latex and is processed using centrifuge methods. It contains 60% Dry Rubber Content (DRC). There are two main types of Concentrated Latex available in the market: High Ammonia or Standard Ammonia Concentrate (HA Latex) and Low Ammonia Concentrate (LATZ).

ParameterHALATZXAHA CREAMEDLATZ CREAMEDBI-CENTRIFUGEDTEST METHOD
Total Solid Content, * % (min)61.561.561.5666660.6ISO 124
Dry Rubber Content, * % (min)606060646460.1ISO 126
Non-Rubber Solids, ** % (max)1.51.51.5220.5
Alkalinity (as NH3), % (m/m)0.60 min0.29 min0.30 min0.55 min0.35 min0.70 minISO 125
Mechanical Stability, *** Sec (min)650650650650650± 1800ISO 35
Coagulum content, % (max)0.050.050.050.050.05ISO 706
Copper content, mg/kg (max)88888ISO 8053
Manganese content, mg/kg (max)88888ISO 7780
Sludge content, % (max)0.10.10.10.10.1ISO 2005
VFA NumberAs agreed, but not to exceed 0.20.018ISO 506
KOH number ****As agreed, but not to exceed 1.00.3ISO 127
Colour / OdourNo pronounced blue or grey. No pronounced odour of putrefaction.

Synthetic rubber

Synthetic rubber is a man-made elastomer produced by polymerizing petroleum-based monomers. Unlike natural rubber, which is harvested from rubber trees, synthetic rubber is manufactured through controlled chemical reactions that allow for the creation of materials with tailored properties. These properties can be optimized for specific applications, such as enhanced resistance to heat, chemicals, and abrasion, or improved flexibility in extreme temperature environments. Common types of synthetic rubber include styrene-butadiene rubber (SBR), nitrile rubber (NBR), neoprene (CR), and ethylene propylene diene monomer (EPDM), among others. Each type offers unique performance characteristics—for example, SBR is often used in tire manufacturing for its abrasion resistance and durability, while NBR is prized for its excellent oil resistance.

Specification
Styrene Butadiene Rubber 1502 Rubber

ParametersUnitsValuesTest Methods
Mooney viscosity (ML 1+4 @ 100 °C)MU46-58ASTM D1646
Mooney viscosity (ML 1+4 @ 100 °C) 2MU<84ASTM D1646
Volatile matters% wt.< 0.75ASTM D5668
Total ash% wt.< 1.5ASTM D5667
Organic acids% wt.4.75 - 7.5ASTM D5774
Soaps% wt.< 0.5ASTM D5774
Bounded styrene% wt.22.5 - 24.5ASTM D5775
Tensile strength (35 min cured) 2kg/cm²> 250ASTM D 412
Ultimate elongation (35 min cured) 2%> 350ASTM D 412
300% Modulus (35 min cured) 2kg/cm²167 - 207ASTM D 412
Product

Natural Rubber SVR 3L​

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Product

Natural Rubber SVR 10

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Product

Natural Rubber SVR CV50​

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Product

Natural Rubber SVR CV60​

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Product

Centrifuged Latex​

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Product

Natural Rubber RSS​

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World's #1 Robusta Exporter

The Essence of
Vietnamese Coffee

Vietnam is the world’s second-largest coffee producer and the leading exporter of Robusta coffee, renowned for its bold flavor and high caffeine content.

The country’s highland regions, particularly in provinces like Daklak and Lam Dong, boast nutrient-rich red basalt soil and an ideal climate for coffee cultivation. These natural advantages, combined with generations of expertise, have made Vietnam a powerhouse in the global coffee industry.

Vietnamese Coffee Beans

Our Commitment at Soha Trading

We take pride in sourcing and supplying a diverse range of high-quality Robusta coffee grades to meet the unique needs of our customers worldwide.

Our commitment extends beyond delivery—we strive to enhance quality and improve processing techniques.

"Whether you seek raw green beans or expertly processed coffee, we ensure consistency, reliability, and excellence in every batch."

Quality Assured

Industrial Pallet Solutions

A trusted plastic pallet trading company, sourcing high-quality pallets from leading manufacturers in Malaysia and beyond. We provide durable and cost-effective solutions to support efficient operations across a wide range of industries.

Plastic Pallet Specification

Product CodeN41411SLRG
Dimensions1425 x 1125 x 140 mm
MaterialPolypropylene (PP)
TypeNon-reversible double deck
EntryForklift – 4 ways
OriginMalaysia

Dynamic Load

1.35 MT

Static Load

5.3 MT

* Note: N.A for Hand Jack Lift. Construction: One piece moulded structure with high precision injection molding.

Plastic Pallet Product
Premium PP Material
COLORBLACK