Standard Malaysia Rubber 10

 

General Description of Malaysian Rubber

Malaysian Rubber refers to natural rubber (NR) produced in Malaysia, one of the world’s leading rubber-producing countries. It is obtained from the latex of the Hevea brasiliensis tree and processed into various grades under strict national and international standards.

Malaysia pioneered the Standard Malaysian Rubber (SMR) system, which guarantees consistent quality and performance for industrial use worldwide.

What is Standard Malaysian Rubber (SMR)?

The SMR system, introduced by the Malaysian Rubber Board (MRB), classifies natural rubber into grades based on technical specifications such as:

  • Dirt content
  • Ash content
  • Nitrogen content
  • Volatile matter
  • Plasticity Retention Index (PRI)

This ensures buyers receive uniform and predictable quality, suitable for demanding applications such as tires and engineering products.

Production Process

Malaysian Rubber is produced from field latex or cup lumps, which are:

  1. Collected and coagulated
  2. Washed and milled
  3. Dried and pressed into bales
  4. Tested and graded under the SMR standard (e.g., SMR 5, SMR 10, SMR 20, SMR CV)

Standard Malaysia Rubber 10

Popular Grades SMR

Grade Description Common Use
SMR 5 Premium, very clean Precision goods
SMR 10 High-quality, light color Performance tires
SMR 20 Standard industrial grade General-purpose tires
SMR CV Constant viscosity Technical molded parts

Applications of Standard Malaysian Rubber 10 (SMR 10)

Standard Malaysia Rubber 10(SMR 10) is a high-grade, technically specified natural rubber (TSR) known for its excellent elasticity, strength, and processing consistency. Its balanced impurity level and light-brown color make it ideal for a wide range of industrial and automotive uses.

1-Tire Manufacturing

SMR 10 is one of the most preferred grades for tire production because of its strong mechanical properties and good heat resistance. It is used in:

  • Tire treads
  • Sidewalls and carcass layers
  • Inner liners and tubes for trucks, buses, and passenger vehicles

2. Automotive Components

SMR 10’s flexibility and durability make it ideal for:

  • Engine mounts and bushings
  • Shock absorbers and vibration dampers
  • Rubber seals, gaskets, and hoses
  • Drive belts and suspension parts

3. Industrial Goods

Used in manufacturing products that require toughness and elasticity, such as:

  • Conveyor and transmission belts
  • Rubber rollers
  • Industrial flooring and rubber sheets
  • Vibration isolators for heavy machinery

4. Consumer Products

Because of its good resilience and wear resistance, SMR 10 is also used in:

  • Footwear soles
  • Sporting goods
  • Rubber mats and household items

5. Construction and Engineering Uses

  • Bridge bearings and expansion joints
  • Sealing materials and waterproof membranes

Standard Malaysia Rubber 10

Advantage of SMR 10

1. Consistent Quality and Performance

  • Produced under strict Malaysian Rubber Board (MRB) standards.
  • Uniform viscosity, elasticity, and cleanliness across all batches.
  • Ideal for industrial users who require stable and predictable compound behavior.

2. Excellent Mechanical Strength

  • High tensile strength, tear resistance, and abrasion resistance.
  • Ensures durability in products like tires, belts, and automotive parts.

3. Superior Elasticity and Resilience

  • Exceptional rebound properties and fatigue resistance.
  • Perfect for dynamic applications such as tires, vibration isolators, and engine mounts.

4. Good Processability

  • Easy to mix and compound with carbon black and other additives.
  • Smooth flow in extrusion and molding processes, reducing production time and waste.

5. Environmentally Friendly

  • 100% natural and renewable material derived from Hevea brasiliensis latex.
  • Biodegradable and sustainable alternative to synthetic rubbers.

6. Versatility of Use

  • Suitable for automotive, industrial, construction, and consumer goods applications.
  • Balances cost and performance — a key reason for its popularity worldwide.

Specification of Standard Malaysia Rubber 10

Parameter Unit SMR SMR SMR SMR SMR SMR SMR SMR SMR
CV50 CV60 L 5 GP 10 10CV 20 20CV
Dirt (max) %wt 0.02 0.02 0.02 0.05 0.08 0.08 0.08 0.16 0.16
Ash (max) %wt 0.5 0.5 0.5 0.6 0.75 0.75 0.75 1 1
Nitrogen (max) %wt 0.6 0.6 0.6 0.6 0.6 0.6 0.6 0.6 0.6
Volatile Matter (max) %wt 0.8 0.8 0.5 0.8 0.8 0.8 0.8 0.8 0.8
Po (min)   NA NA 35 30 NA 30 NA 30 NA
PRI Index (min)   60 60 60 60 50 50 50 40 40
Lovibond Color:   NA NA 6 NA NA NA NA NA NA
individual value (max)
Lovibond Color:   NA NA 2 NA NA NA NA NA NA
range (max)
Mooney Viscosity   50 +/- 5 60 NA NA 65 NA 60 NA 65 +7/-5
(ML, 1+4, 100ºC) +/- 5 -1.4 -1.4

 

Standard Malaysia Rubber 10

Specification of Natural rubber