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Silicone Rubber Ball | Silicone Elastic Rubber Ball Malaysia
RUBBER-KU RUBBER PRODUCTS – Ultra High-End Silicone Elastomer Engineering Manufacturer
RUBBER-KU RUBBER PRODUCTS is firmly established as The Best silicone Elastic Rubber Ball supplier in Malaysia, delivering precision-moulded silicone elastomer spheres engineered for extreme thermal stability, hygienic compliance, and long-term industrial reliability.
As The Largest silicone Elastic Rubber Ball Manufacturer Malaysia and The Highest Quality silicone Elastic Rubber Ball manufacturer, we specialize in advanced silicone polymer engineering, strict process control, and application-specific formulation development. Our strong manufacturing capability also positions us as a Market Leader of silicone Elastic Rubber Ball, the Biggest silicone Elastic Rubber Ball supplier in Malaysia, and the Widest Range of silicone Elastic Rubber Ball supplier.
1. Ultra Engineering Definition of Silicone Rubber Ball
The Silicone Rubber Ball (SIR) is a crosslinked polysiloxane-based elastomer sphere designed with a Si–O–Si molecular backbone, providing exceptional thermal stability, flexibility, and chemical inertness.
Unlike conventional elastomers (NR, NBR, EPDM), silicone rubber is engineered for:
- Extreme temperature environments
- Hygienic and sterile applications
- Long-term aging resistance
- Stable elasticity under continuous stress
- Non-reactive chemical behavior
2. Advanced Molecular Structure Engineering
2.1 Siloxane Backbone Technology
- Backbone structure: Si–O–Si bonds
- Bond energy significantly higher than carbon-based rubbers
- Flexible molecular chains provide elasticity at both extremes
Engineering Benefits:
- No thermal breakdown at high temperatures
- No hardening at low temperatures
- Stable molecular performance over long cycles
2.2 Crosslinking & Curing Systems
Peroxide-Cured Silicone
- Standard industrial grade
- High mechanical stability
- Cost-effective production
Platinum-Cured Silicone (Medical/Food Grade)
- Ultra-high purity system
- No peroxide by-products
- Ideal for food, pharmaceutical, and medical applications
2.3 Filler & Reinforcement System
- Fumed silica reinforcement for strength
- High-purity silica for transparency
- Controlled filler loading for:
- Hardness tuning
- Compression resistance
- Elastic stability
3. Extreme Temperature Performance Engineering
3.1 Operating Temperature Range
- Continuous use: -50°C to +260°C
- Short-term exposure: up to 300°C (special grades)
3.2 Thermal Stability Mechanism
- Si–O bond resists thermal breakdown
- Low thermal conductivity reduces heat stress
- No crystallization at low temperature
Result:
- No cracking, melting, or hardening under extreme conditions
4. Ultra Detailed Mechanical Properties
| Property |
Performance Range |
| Hardness |
45 – 80 Shore A |
| Tensile Strength |
6 – 12 MPa |
| Elongation at Break |
200% – 600% |
| Density |
1.10 – 1.30 g/cm³ |
| Compression Set |
Low–Medium (optimized grades) |
| Tear Strength |
Moderate |
| Rebound Elasticity |
Medium–High |
5. Hygienic Engineering & Food Safety System
5.1 Non-Toxic Material Composition
- Odorless and tasteless
- No plasticizer migration
- Safe for direct/indirect food contact
5.2 Food & Medical Compliance
- FDA-grade silicone available
- LFGB compliance (upon request)
- Suitable for GMP environments
5.3 Cleanability & Sterilization
- Autoclave resistant (steam sterilization)
- Resistant to disinfectants and alcohol
- Easy to clean without residue retention
6. Surface Engineering & Physical Structure
- Surface finish: ultra-smooth, burr-free
- Color: milky white / transparent / translucent
- Low surface energy → anti-stick property
- Optional anti-static or matte finish
Surface Functionality:
- Prevents contamination buildup
- Enhances flow efficiency in screening systems
- Reduces friction in mechanical movement
7. Compression Set & Elastic Recovery System
7.1 Compression Behavior
- Maintains shape under prolonged load
- Low permanent deformation rate
7.2 Elastic Recovery System
- High rebound consistency
- Stable cyclic compression performance
- Suitable for repetitive industrial cycles
8. Chemical & Environmental Stability
8.1 Chemical Resistance Profile
- Excellent: water, steam, alcohol
- Moderate: weak acids and alkalis
- Limited: petroleum oils (use NBR instead)
8.2 Environmental Resistance
- UV radiation resistant
- Ozone resistant
- Weather stable in outdoor conditions
9. Dimensional Engineering Precision
- Size range: 7mm – 300mm
- High roundness accuracy (precision moulding)
- Controlled shrinkage during curing
- Tight tolerance for industrial fitment
Engineering Benefit:
Ensures consistent performance in high-precision systems such as vibrating screens and valve assemblies.
10. Manufacturing Technology & Process Control
10.1 Production Methods
- Compression moulding (high consistency)
- Injection moulding (mass precision production)
- Vacuum degassing moulding (bubble-free structure)
10.2 Process Engineering Steps
- Silicone compound mixing
- Pigment dispersion (white/transparent control)
- Vacuum degassing
- Precision mould shaping
- Controlled vulcanization
- Post-curing stabilization
11. Industrial Applications (Ultra Detailed Engineering Use Cases)
11.1 Vibrating Screen Cleaning Systems (Primary Application)
- Prevents mesh blockage in vibrating sieves
- Continuous bouncing action ensures self-cleaning
- Used in:
- Food powder processing
- Pharmaceutical powder sieving
- Chemical granule screening
Engineering Effect:
Maintains continuous throughput efficiency and reduces downtime.
11.2 Food Processing Industry
- Screening and separation of edible powders
- Ensures hygiene compliance in production lines
- Suitable for sugar, flour, milk powder systems
11.3 Pharmaceutical Manufacturing Systems
- Used in sterile sieving machines
- Supports GMP compliance environments
- Prevents contamination in sensitive materials
11.4 High-Temperature Industrial Equipment
- Oven conveyor systems
- Thermal processing machinery
- Heat exposure damping systems
Engineering Advantage:
Maintains elasticity without deformation under continuous heat exposure.
11.5 Valve & Pump Engineering Systems
- Soft sealing element in fluid control systems
- Acts as check ball in non-return systems
- Reduces wear on metallic seats
11.6 Vibration & Acoustic Dampening Systems
- Reduces mechanical vibration energy
- Lowers industrial noise levels
- Enhances machinery lifespan and stability
11.7 Laboratory & Cleanroom Applications
- Used in controlled environments
- Chemical testing systems
- Research and precision equipment
12. Performance Comparison vs Other Elastomers
| Feature |
Silicone |
NBR |
NR |
EPDM |
| Heat Resistance |
Excellent |
Good |
Moderate |
Excellent |
| Cold Resistance |
Excellent |
Poor |
Moderate |
Excellent |
| Food Safety |
Excellent |
Limited |
Limited |
Limited |
| Oil Resistance |
Poor |
Excellent |
Moderate |
Moderate |
| UV Resistance |
Excellent |
Poor |
Moderate |
Excellent |
13. Custom Engineering Capabilities
RUBBER-KU provides full OEM engineering support:
- Custom hardness (45–80 Shore A)
- Food-grade or industrial-grade formulation
- Transparent, milky white, or colored silicone
- Size customization (7mm–300mm+)
- Screening-optimized bouncing behavior
- Anti-static or special additive compounds
Send us your enquiry if you have questions or comments about our products and services.