Sandwich running track system
Sandwich system provides good force reduction and is constructed on a cast in place basemt of rubber crumb applied with clear polyurethane binder, the base layer is sealed with a combination of micronised rubber and polyurethane, with a final toping of colored EPDM granules broadcast onto a flood coat of polyurethane compound.
System WENMING SW
Sandwich system running track
Support :Good quality concrete/asphalt
Running track 13-14mm | Material | Use(M2) | Mix rate | Remark |
Primer | PU binder (add thinner on site) | 0.2Kg | - | |
Base layer | 1-4mm Recycle SBR granule | 8Kg | 6:1 | |
One component PU binder | 1.35Kg | |||
Seal layer | Red PU 4:1 track material :4 component color paste mix 1 component special binder in weight with catalyst(0.55-1%) | 1.5Kg | 4:1 | |
Red EPDM powder | 0.3Kg | - | ||
Surface layer | Red PU 4:1 track material | 2.5Kg | 4:1 | |
Red 1-4mm EPDM granule | 4Kg | - | ||
Line mark | White PU3:1 Lining material | 0.015Kg | 3:1 |
Notice :
1 Thinner :We can fit our thinner to you for PU binder which use for primer .You can also purchase in local for test before installation .
Quantity use:0.04KG/M2 Cost : USD2.1/Kg
2 Color choice :Red/Green, Special color need to test and confirm cost first before order ..
3 Ref. Product code :
One component PU binder(GJ9006A)
Two component PU 4:1 track material (GJ9004BR/BG---color paste, GJ9004A----special binder, Catalyst)
Application : Running track, Multipurpose field .
Agreements:
International Specifications | IAAF test report & certificated is under process |
Sport Specifications | GB/T14833-1993 |
Environmental compatibility | Heavy metal content test & MSDS |
Attach
Test item | Technical Requirement | Test Result |
Rebound Value.% | ≥20 | 32 |
Compression recovery rate,% | ≥95 | 98 |
Tensile strength, Mpa | ≥0.4 | 0.73 |
Elongation at break,% | ≥40 | 55 |
Flame retardancy , level | 1 | 1 |
Athletic Polyurethane running track & sport field
