| Test Item |
Unit |
Measured Value |
Test Method |
| HAYAPOL BLOCK (25mm) |
Other Brand (45mm) |
| Physical Testing |
| 1. Tensile Strength |
MPa |
1.45 |
0.60 |
JIS K6251 |
| 2. Elongation |
% |
100 |
40 |
JIS K6251 |
| 3. Tear Strength |
N/mm |
8.75 |
6.60 |
JIS K6252 |
| 4. Hardness (Durometer Ctype) |
-- |
70 |
60 |
JIS K6253 |
| Floor Slipperiness Testing (Pendulum Type) |
| 1. Angle For Swing |
-- |
58 |
60 |
JIA A1407 at dry surface |
| 2. Coefficient of Slipping Resistance |
° |
0.78 |
0.66 |
| Rotary Abrasion Testing |
| 1. Abrasion Volume |
g / 1000 revs |
1.15 |
3.24 |
JIS K6264 (Weight: 9.8N, Grindstone type: H-22) |
| 2. Abrasion Volume |
mm / 1000 revs |
0.47 |
0.95 |
| Impact Absorption |
| 1. G Value |
-- |
61 |
30 |
JIS A6519 (Weight: 3.85kg, Height: 20cm) |
| Wheelchair Resistance |
| 1. Starting Movement Force |
kg |
1.3~1.7 |
3.0~3.5 |
Weight: 63kg (In the case of concrete 0.7~1.2) |
| Compression Resistance |
| 1. Dents of 20kg / 60 x 70 mm |
mm |
0.68 |
1.70 |
Compression speed: 2mm / min |
| 2. Dents of 40kg / 60 x 70 mm |
mm |
0.98 |
3.41 |
| 3. Dents of 60kg / 60 x 70 mm |
mm |
1.23 |
5.16 |
| 4. Dents of 80kg / 60 x 70 mm |
mm |
1.49 |
7.13 |
| 5. Dents of 100kg / 60 x 70 mm |
mm |
1.74 |
8.96 |
| 6. Dents of 200kg / 60 x 70 mm |
mm |
3.13 |
16.22 |
| 7. Dents of 300kg / 60 x 70 mm |
mm |
4.59 |
20.46 |
| 8. Dents of 400kg / 60 x 70 mm |
mm |
6.01 |
23.35 |
| The above figures are typical value by Hayakawa's in-house method (not guaranteed value). |