Temperature Resistant Silicone Rubber Hole Cover 30-80 Shore A Hardness Non-Toxic Dust Proof Grommet
Temperature resistant silicone rubber hole covers and grommets designed for dust proof sealing applications. These non-toxic rubber plugs are manufactured using food-grade silicone materials that are safe for human contact and environmentally friendly.
| Type | Density (g/cm³) | Hardness (Shore A) | Tensile Strength (MPa) | Elongation at Break (%) | Tension Set (%) | Tear Strength (kN/m) |
|---|---|---|---|---|---|---|
| NE-631 | 1.08±0.05 | 30±2 | 5.5 | 500 | 5 | 14 |
| NE-641 | 1.13±0.05 | 40±2 | 6.5 | 400 | 5 | 16 |
| NE-651 | 1.15±0.05 | 50±2 | 8.0 | 320 | 6 | 20 |
| NE-661 | 1.19±0.05 | 60±2 | 8.0 | 300 | 6 | 20 |
| NE-671 | 1.22±0.05 | 70±2 | 7.5 | 220 | 5 | 18 |
| NE-681 | 1.25±0.05 | 80±2 | 7.0 | 180 | 5 | 18 |
| Type | Density (g/cm³) | Hardness (Shore A) | Tensile Strength (MPa) | Elongation at Break (%) | Tension Set (%) | Tear Strength (kN/m) |
|---|---|---|---|---|---|---|
| NE-5130 | 1.09±0.05 | 30±2 | 5.0 | 440 | 8 | 15 |
| NE-5140 | 1.13±0.05 | 40±2 | 6.0 | 380 | 9 | 16 |
| NE-5150 | 1.15±0.05 | 50±2 | 7.0 | 320 | 10 | 18 |
| NE-5160 | 1.18±0.05 | 60±2 | 7.0 | 280 | 10 | 18 |
| NE-5170 | 1.21±0.05 | 70±2 | 6.5 | 200 | 9 | 16 |
| NE-5180 | 1.25±0.05 | 80±2 | 6.0 | 150 | 8 | 15 |
| Applications | Industries | Products |
|---|---|---|
| Rice cookers, induction cookers, pressure cookers, water heaters, vacuum cleaners, juicers, lid gaskets, kettles, thermos bottles, thermos cups, irons, microwaves, water dispensers, medical devices, automotive components, electronics, and cable insulation | Electrical equipment, electronics, food processing, kitchenware, automotive, medical equipment, dairy fluid handling, telecommunications | Washers & seals, connector seals, coasters, weather seals, enclosures, custom components, toys, holders, caps |
- Food-grade silicone material - safe for human health
- Non-toxic and environmentally friendly
- Resistant to high and low temperatures
- Oil, dirt, and waterproof properties
- Easy to clean and maintain
- Long lifespan with excellent durability
- Available in multiple colors with OEM logo customization
- Limited mechanical properties in tensile and tear strength
- Reduced resistance to alkane and aromatic oils
- Higher manufacturing cost compared to standard rubber materials
Step 1: Submit inquiry with 3D drawing or sample, specifying required hardness and tensile strength
Step 2: Receive analysis and quotation
Step 3: Confirm trial order and make payment
Step 4: Sample production and testing with report delivery
Step 5: Sample confirmation and bulk order placement
Step 6: PI confirmation and payment processing
Step 7: Production arrangement and quality inspection
Step 8: Final delivery according to agreed terms
Material Preparation: 5-25 days depending on stock availability
Color Matching: Custom color formulation to match specifications
Mixing: Silicone rubber compound preparation
Shaping & Vulcanization: Molding and curing process
Quality Control: Continuous hardness and tensile strength testing
Trimming: Final product finishing and edge refinement
Logo Customization: Brand imprinting as required
Final QC & Packing: Inspection, cleaning, and protective packaging
- Examine workmanship and material quality - uniform surface color without flaws
- Verify material safety - natural environmental protection materials are odorless and non-toxic
- Test performance characteristics - superior stickiness and elasticity without deformation
- Ensure temperature stability - no softening, discoloration, or odor under heat exposure
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.