Detailed Manhole Cover Description:
Featuress: 1) Against theft: the material is no use for 2nd time, thus no one will steal it. 2) Endurable, anti rust, anti aging, with more life span. 3) With more loading capacity, it has strength as steel products, but more tenacity, it will not brake into pieces. 4) Suitable for any temperature (put it into oven at 60 centigrade for 16 hours, then put it into cold storage at -40 centigrade for 2 hours, the features of it no change). 5) Less noise when cars or trucks go by. 6) Colorful, it can be in different colors. Test reports: 1) Temperature endurance: put sample into oven at 60 centigrade for 16 hours, then put it into cold storage at -40 centigrade for 2 hours, the result is: expand rate <0.2%; shrink rate<0.09%. 2) Anti Causticity: Under usual temperature, put it into liquid with rust material for 2 hours, the result is: No chap, no expand, no blanch on surface. 3) Friction Modulus: Grit the lid with its base directly for 5 hours, the modulus is >0.35. 4) Anti Aging: Put it into a temperature and wet equipment,use Xenon light at 60°C ± >5°C and rain for 500 hours, its anti refraction strength is >3
- Products ID: 25258
- Product Category: Sewers
- Post date: Aug 16, 2008
Our company is specialized exporter, manufacturer and supplier of Manhole Cover in China.
Amazing Sewing Machine