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RUBBER-KU RUBBER PRODUCTS
Rubber Seal | Rubber Gasket Manufacturer & Supplier in Malaysia
The Best Rubber Seal Supplier in Malaysia – Deep Technical Specifications & Engineering Data
At RUBBER-KU RUBBER PRODUCTS, we are recognized as The Best Rubber Seal Supplier in Malaysia and The Largest Rubber Seal Manufacturer Malaysia, delivering technically advanced rubber seals and rubber gaskets engineered for precision sealing, durability, and high-performance industrial applications.
As:
- The Highest Quality Rubber Seal Manufacturer
- Market Leader of Rubber Seal
- The Biggest Rubber Seal Supplier in Malaysia
- The Widest Range of Rubber Seal Supplier
we provide comprehensive technical solutions backed by material science, engineering validation, and strict manufacturing control.
SECTION 1: DETAILED MATERIAL TECHNICAL SPECIFICATIONS
1.1 Physical & Mechanical Properties (Typical Ranges)
| Property |
Unit |
NR |
NBR |
EPDM |
CR |
FKM |
Silicone |
| Hardness |
Shore A |
30–80 |
40–90 |
40–85 |
40–90 |
60–90 |
30–80 |
| Tensile Strength |
MPa |
15–25 |
10–20 |
7–15 |
10–20 |
10–18 |
5–12 |
| Elongation at Break |
% |
400–600 |
300–500 |
200–400 |
200–400 |
150–300 |
200–600 |
| Compression Set |
% |
Low |
Low |
Very Low |
Low |
Very Low |
Moderate |
| Tear Resistance |
kN/m |
High |
Medium |
Medium |
Medium |
Medium |
Low–Medium |
1.2 Thermal Performance Range
| Material |
Operating Temperature |
| NR |
-40°C to +80°C |
| NBR |
-30°C to +120°C |
| EPDM |
-50°C to +150°C |
| CR |
-40°C to +120°C |
| FKM |
Up to +250°C |
| Silicone |
-60°C to +230°C |
| HNBR |
-40°C to +150°C |
1.3 Chemical Resistance Chart
| Media Type |
Recommended Material |
| Oils & Fuels |
NBR, HNBR, FKM |
| Water & Steam |
EPDM |
| Acids & Chemicals |
FKM, PTFE blends |
| Ozone & UV |
EPDM, Silicone |
| Food Grade |
Silicone |
SECTION 2: SEAL DESIGN PARAMETERS & ENGINEERING VALUES
2.1 Compression & Squeeze Ratio
- Static Seals: 20% – 30% compression
- Dynamic Seals: 10% – 20% compression
Key Design Principle:
- Adequate compression ensures sealing force
- Excess compression leads to premature failure
2.2 Groove Design Specifications
Critical groove parameters include:
- Groove width tolerance: ±0.05 mm
- Groove depth based on compression ratio
- Surface finish: Ra 0.8 – 1.6 µm
Groove Fill Rate:
- Recommended: 70% – 85%
- Prevents overfilling and seal extrusion
2.3 Tolerance Standards
Manufactured according to:
- ISO 3302 (Rubber tolerances)
- ASTM D2000 (Material classification)
Typical Tolerance:
- ±0.1 mm to ±0.5 mm depending on size
SECTION 3: PRESSURE & LOAD CAPABILITIES
3.1 Pressure Resistance
- Standard rubber seals: up to 10 MPa
- Reinforced seals: up to 25 MPa (with backup rings)
Anti-Extrusion Design:
- Use of PTFE backup rings
- Increased hardness (70–90 Shore A)
- Optimized groove clearance
3.2 Load Bearing Characteristics
- مقاومة to cyclic loading
- High fatigue resistance
- Stress distribution optimization
SECTION 4: DYNAMIC PERFORMANCE & FRICTION CONTROL
4.1 Friction Coefficient
- Dry condition: 0.6 – 1.2
- Lubricated condition: 0.1 – 0.3
Performance Factors:
- Surface finish
- Lubrication type
- Material composition
4.2 Wear Resistance
Enhanced by:
- Carbon black reinforcement
- Fibre reinforcement
- Surface coatings (optional)
SECTION 5: ADVANCED MANUFACTURING TECHNICAL DATA
As The Largest Rubber Seal Manufacturer Malaysia, we apply precise production controls:
5.1 Curing & Vulcanization Parameters
- Temperature: 150°C – 200°C
- Pressure: 50 – 200 bar
- Cure Time: Based on thickness & compound
Result:
- Optimal crosslink density
- Enhanced mechanical properties
5.2 Extrusion Tolerances
- Profile accuracy: ±0.2 mm
- Continuous length consistency
- Uniform density distribution
5.3 Rubber-to-Metal Bonding Strength
- Bond strength: up to 8–12 MPa
- يعتمد on surface preparation and adhesive system
SECTION 6: FAILURE MODES & TECHNICAL PREVENTION
6.1 Common Technical Failures
- Compression set (>40%)
- Thermal degradation
- Chemical swelling (>15% volume change)
- Extrusion due to high pressure
- Abrasion wear in dynamic systems
6.2 Engineering Prevention Methods
- Proper material selection
- Correct hardness specification
- Optimized groove design
- Use of reinforcement layers
- Controlled operating conditions
SECTION 7: HIGH-PERFORMANCE SEAL CONFIGURATIONS
As The Widest Range of Rubber Seal Supplier, we provide:
Technical Seal Types:
- O-Rings (ISO standard sizes)
- X-Rings (quad rings for dynamic sealing)
- Lip Seals (rotary applications)
- U-Cups (hydraulic systems)
- Flange Gaskets (full-face, ring type)
- Inflatable Seals (pressure-activated sealing)
SECTION 8: ENVIRONMENTAL & COMPLIANCE STANDARDS
Our products meet:
- ISO manufacturing standards
- RoHS compliance
- FDA compliance (for food-grade silicone)
Environmental Resistance:
- UV exposure resistance
- Ozone resistance
- Moisture & humidity stability
SECTION 9: PERFORMANCE TESTING & VALIDATION
As The Highest Quality Rubber Seal Manufacturer, we conduct:
Mechanical Testing:
- Tensile strength testing
- Elongation testing
- Compression set analysis
Environmental Testing:
- Heat aging tests
- Chemical immersion tests
- Weathering simulation
Dimensional Testing:
- Precision measurement systems
- Tolerance verification
SECTION 10: TECHNICAL ADVANTAGES OF RUBBER-KU
Choosing RUBBER-KU means:
- 🏆 Market Leader of Rubber Seal
- 🏭 The Largest Rubber Seal Manufacturer Malaysia
- 🔬 Advanced technical expertise
- ⚙️ Precision-engineered sealing systems
- 📊 Consistent and reliable product performance
Conclusion – Precision Technical Sealing Solutions
At RUBBER-KU RUBBER PRODUCTS, we deliver more than just rubber seals—we provide fully engineered sealing systems backed by technical excellence.
As The Best Rubber Seal Supplier in Malaysia and The Biggest Rubber Seal Supplier in Malaysia, our products are designed with:
- Precise engineering specifications
- High-performance material science
- Strict quality control
to ensure maximum sealing efficiency, durability, and long-term reliability.
👉 Contact RUBBER-KU RUBBER PRODUCTS today for detailed technical consultation and customised rubber sealing solutions engineered to your exact specifications.
Send us your enquiry if you have questions or comments about our products and services.