Dongguan Chengfeng Testing Equipment Co., Ltd
| Specimen Size | 29mm × 12.5mm |
| Supply Ability | 100 Sets per Month |
| Compression Ratio | 25% ±2% |
| Plate Material | 304 Stainless Steel |
| Oven Compatibility | Up to 250°C |
| Plate Dimensions | 76 × 76 × 10mm |
| Payment Terms | T/T,L/C,Western Union,PayPal |
| Spacer Material | Hardened 304 SS |
| Packaging Details | Standard export wooden case with shock-proof foam insert |
| Specimens per Fixture | 3 |
| Spacer Thickness | 9.38mm ±0.01mm |
| Test Method | ASTM D395 Method B Constant Deflection |
| Delivery Time | 7-15 working days |
| Place of Origin | Guangdong, China |
| Certification | ISO 9001:2015, CE |
| Model Number | CF8385 |
| Brand Name | CHENGFENG |
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Product Specification
| Specimen Size | 29mm × 12.5mm | Supply Ability | 100 Sets per Month |
| Compression Ratio | 25% ±2% | Plate Material | 304 Stainless Steel |
| Oven Compatibility | Up to 250°C | Plate Dimensions | 76 × 76 × 10mm |
| Payment Terms | T/T,L/C,Western Union,PayPal | Spacer Material | Hardened 304 SS |
| Packaging Details | Standard export wooden case with shock-proof foam insert | Specimens per Fixture | 3 |
| Spacer Thickness | 9.38mm ±0.01mm | Test Method | ASTM D395 Method B Constant Deflection |
| Delivery Time | 7-15 working days | Place of Origin | Guangdong, China |
| Certification | ISO 9001:2015, CE | Model Number | CF8385 |
| Brand Name | CHENGFENG | ||
| High Light | ASTM D395 rubber compression tester ，Method B elastomer testing fixture ，constant deflection rubber testing equipment | ||
The CF8385 Compression Set Tester evaluates the ability of rubber and elastomeric materials to recover their original thickness after prolonged compressive stress under constant deflection, per ASTM D395 Method B and ISO 815. The test is essential for quality control of gaskets, O-rings, seals, and vibration-damping components.
| Parameter | Specification |
|---|---|
| Test Method | ASTM D395 Method B (Constant Deflection) |
| Specimen Size | 29mm ±0.5mm diameter, 12.5mm ±0.5mm thickness |
| Compression Ratio | 25% ±2% (standard), others available |
| Number of Specimens | 3 per fixture |
| Spacer Material | Hardened 304 Stainless Steel |
| Plate Material | 304 Stainless Steel, chrome-plated |
| Plate Dimensions | 76 * 76mm |
| Plate Thickness | 10mm |
| Spacer Thickness | 9.38mm ±0.01mm (for 25% compression) |
| Fastener Type | M8 304 SS bolts with lock washers |
| Oven Compatibility | Up to 250°C |
| Net Weight | Approx. 8kg per fixture set |
ASTM D395 Method B, ISO 815-1, GB/T 7759.1
12-month warranty. Replacement spacers and plates available.
Company Details
Business Type:
Manufacturer
Year Established:
2004
Total Annual:
5000-8000
Employee Number:
50~100
Ecer Certification：
Verified Supplier
CHENGFENG is a professional manufacturer of Building materials/ Wire/ Plastics/ Rubber Fire retardant testing equipment 1. Fire Testing Equipment 2. Building Material Fire Tester 3. Wire and Cable Fire Tester 4. Environmental Test Chamber 5. Textile Testing Equipment 6. Plastic T... CHENGFENG is a professional manufacturer of Building materials/ Wire/ Plastics/ Rubber Fire retardant testing equipment 1. Fire Testing Equipment 2. Building Material Fire Tester 3. Wire and Cable Fire Tester 4. Environmental Test Chamber 5. Textile Testing Equipment 6. Plastic T...
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