Negotiable
The date of payment from buyers deliver within days
Guangdong
Long-term effective
2017-11-16 03:09
133
Company Profile
Cyg Tefa Co., Ltd.By certification [File Integrity]
Contact:Miss Lily Lee(Mr.)
Email:
Telephone:
Phone:
Area:Guangdong
Address:Guangdong
Website: http://cygtefa.better-elec.com/
Test Item | Index | ||||||||||||
3 Times | 5 Times | 8 Times | 10 Times | 15 Times | 20 Times | 25 Times | 30 Times | 35 Times | 40 Times | Standard | |||
Density (kg/m3) | 300±40 | 200±30 | 125±15 | 100±10 | 66.7±8 | 50±6 | 40±4 | 33.3±3 | 28.6±3 | 26±3 | GB/T6343 | ||
Shore Hardnes (°) | >3mm Thick | 65~75 | 60~70 | 50~60 | 45~50 | 35~45 | 30~35 | 25~30 | 18~25 | 13~18 | 13~18 | GB/T2411 | |
≤3mm Thick | 55~65 | 45~55 | 35~45 | 25~35 | 20~25 | 15~20 | |||||||
Tensile Stength (Mpa) | T | ≥1.4 | ≥1.3 | ≥0.9 | ≥0.7 | ≥0.5 | ≥0.4 | ≥0.3 | ≥0.2 | ≥0.15 | ≥0.15 | GB/T6344 | |
L | ≥1.6 | ≥1.5 | ≥1.0 | ≥0.8 | ≥0.6 | ≥0.5 | ≥0.4 | ≥0.25 | ≥0.2 | ≥0.2 | |||
Elongation (%) | T | ≥210 | ≥200 | ≥150 | ≥130 | ≥130 | ≥130 | ≥110 | ≥110 | ≥100 | ≥100 | GB/T6344 | |
L | ≥230 | ≥220 | ≥170 | ≥150 | ≥150 | ≥150 | ≥120 | ≥120 | ≥110 | ≥110 | |||
Tearing Stength (KN/m) | T | ≥10 | ≥9 | ≥8 | ≥6 | ≥4 | ≥2.5 | ≥2 | ≥1.5 | ≥1.3 | ≥1.3 | GB/T10808 | |
L | ≥10 | ≥9 | ≥8 | ≥6 | ≥4 | ≥2.5 | ≥2 | ≥1.2 | ≥1.2 | ≥1.2 | |||
Compressed Distortions (%)23±2,22h | ≤2 | ≤2 | ≤3 | ≤5 | ≤7 | ≤8 | ≤9 | ≤10 | ≤11 | ≤11 | GB/T6669 | ||
Size change rate (%)70±2,22h | T | ≤-4 | ≤-4 | ≤-4 | ≤-4 | ≤-4 | ≤-6 | ≤-6 | ≤-6 | ≤-6 | ≤-6 | GB/T8811 | |
L | ≤-6 | ≤-6 | ≤-6 | ≤-6 | ≤-6 | ≤-8 | ≤-8 | ≤-8 | ≤-8 | ≤-8 | |||
Water Absorbtion (g/cm2) 23±2,24h | ≤0.02 | ≤0.02 | ≤0.02 | ≤0.03 | ≤0.03 | ≤0.04 | ≤0.04 | ≤0.05 | ≤0.05 | ≤0.05 | GB/T1034 | ||
Thermal Conductivity (w/m.k) | ≤0.095 | ≤0.095 | ≤0.084 | ≤0.073 | ≤0.065 | ≤0.055 | ≤0.049 | ≤0.045 | ≤0.040 | ≤0.040 | GB/T10297 |