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RUBBER-KU Rubber Door Stopper | Red Door Bumper – Advanced Technical Specifications
RUBBER-KU RUBBER PRODUCTS is The Best Rubber Door Stopper supplier in Malaysia, The Largest Rubber Door Stopper Manufacturer Malaysia, and a Market Leader of Rubber Door Stopper, offering the Highest Quality Rubber Door Stopper manufacturer solutions with superior technical engineering.
Our Rubber Door Stopper | Red Door Bumper is precision-engineered to provide maximum protection, durability, and safety in residential, commercial, industrial, and outdoor applications.
Material Technology
- Material Composition: High-density natural and synthetic rubber blend engineered for high elasticity, impact absorption, and dimensional stability.
- Hardness (Shore A): 60–70 for optimal balance between flexibility and rigidity.
- Tensile Strength: ≥ 12 MPa for durability under heavy door slamming.
- Elongation at Break: 350–450% ensuring elastic recovery and long-term performance.
- Compression Set Resistance: <15% at 70°C for maintaining shape under continuous load.
- Density: ~1.2 g/cm³ for stable weight distribution and grip.
- Non-Toxic & Odorless: Safe for indoor use, compliant with ISO 9001 and environmental safety standards.
Mechanical Performance
- Impact Absorption: Capable of absorbing 5–10 Joules of kinetic energy per door slam, depending on stopper size.
- Load-Bearing Capacity: Designed to support doors up to 80 kg without deformation.
- Slip Resistance: Friction coefficient 0.45–0.6 on smooth surfaces, providing high stability on tiles, vinyl, marble, and hardwood floors.
- Wear Resistance: ≥ 200,000 cycles in abrasion testing, ensuring long-term industrial and residential performance.
Environmental & Operational Tolerance
- Temperature Range: -20°C to +80°C – maintains elasticity under hot tropical days and cooler indoor environments.
- UV & Ozone Resistance: Engineered with stabilizers to prevent cracking, discoloration, and brittleness in outdoor applications.
- Moisture Resistance: Fully resistant to water and humidity; ideal for bathrooms, kitchens, outdoor gates, and wet industrial areas.
- Chemical Resistance: Stable against mild detergents, cleaning agents, and common household chemicals.
Technical Design Features
1. Tip & Base Engineering
- Rubber Tip: High-elasticity formulation absorbs energy from door impact, preventing rebound damage.
- Micro-Textured Base: Optimized pattern for maximum friction and anti-slip performance across multiple floor surfaces.
- Weight Distribution: Engineered to evenly distribute door pressure, reducing material fatigue.
2. Size & Load Adaptation
- Sizes: 19x9 mm | 22x9 mm | 25x12 mm | 25x25 mm | 30x19 mm | 32x32 mm | 37x25 mm | 35x38 mm | 35x51 mm | 38x47 mm | 35x75 mm
- Each size optimized for door type and weight to maximize protection.
3. Structural Integrity
- Resistant to tearing, cracking, and permanent deformation under repeated use.
- Rubber formulation maintains structural integrity in both indoor and outdoor environments.
4. Installation & Ergonomics
- Tool-Free Installation: Simply place under or attach to doors.
- Ergonomically designed to fit under various door thicknesses and remain stable without shifting.
- Portable and reusable, suitable for temporary or permanent applications.
Technical Advantages
- Precision Engineering: High-density rubber ensures consistent performance under repeated door slamming.
- High Durability: Tested for industrial-grade use, suitable for warehouses, factories, and commercial spaces.
- Environmental Compatibility: Resistant to humidity, UV exposure, rain, and tropical climates of Malaysia.
- Safety Compliance: Baby-proof, child-safe, non-toxic, and ISO 9001 compliant.
Summary – Technical Highlights
| Feature |
Specification |
| Material |
High-density synthetic & natural rubber blend |
| Hardness |
Shore A 60–70 |
| Tensile Strength |
≥12 MPa |
| Elongation at Break |
350–450% |
| Compression Set |
<15% at 70°C |
| Density |
~1.2 g/cm³ |
| Impact Absorption |
5–10 J per slam |
| Load Capacity |
Up to 80 kg per door |
| Slip Resistance |
Friction coefficient 0.45–0.6 |
| Wear Resistance |
≥ 200,000 abrasion cycles |
| Temp Range |
-20°C to 80°C |
| UV/Ozone Resistance |
Stabilized for outdoor exposure |
| Chemical Resistance |
Resistant to mild detergents |
This technical specification sheet positions the RUBBER-KU Rubber Door Stopper | Red Door Bumper as the most reliable, durable, and high-performance stopper in Malaysia, suitable for residential, commercial, industrial, and outdoor applications.
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