How to calculate the cost of spray polyurethane casters?

The choice of wheel load light light rubber wheels, the choice of carrying heavy line pu foot wheel; Trough type iron core; The choice of quality wheels to elastic, hardness, does or will glue adhesive. The pu castor products on the market is blue and white zinc, also can be divided into various types, generally cheap low-end products, to reduce costs is to be used for 8 hours of smoke test standard. How to calculate the cost of spray polyurethane casters? There are three kinds of black pu castor stent on the market. The first is the painting cost is high, but not practical, because although the appearance of the first purchase is beautiful, but long-term practical surface will result in loss. Product surface peeling, corrosion will affect the quality of the product and service life. The second is black zinc plating. Black zinc plated stents cost is very high, still consider batch product cost. Pu castor and large pu castor plant has its own electroplating factory, all in accordance with the minimum of 24 hours of flue gas testing standard production, strict quality don't reduce the cost, reduces the quality of the products. The use of rubber pu castor field, increasing the service life of the wheel; Smooth light rubber wheel, not smooth in the wheels of the architrave, trough type iron core; The choice of wheel load light light rubber wheels, the choice of carrying heavy line pu foot wheel; Trough type iron core; The choice of quality wheels to elastic, hardness, does or will glue adhesive. Polyurethane rubber casters need to bear the weight of wheels is greater than the weight of the purchase, choose good brand - pu castor manufacturer - - - - - - - - - - - - - - - - - - Hui pu castor. More than ten years of production experience, all kinds of pu wheel, heavy pu castor, light wheel, rubber wheel, and so on. The use of rubber pu castor field, increasing the service life of the wheel; Smooth light rubber wheel, not smooth in the wheels of the architrave, trough type iron core; The pu castor products on the market is blue and white zinc, also can be divided into various types, generally cheap low-end products, to reduce costs is to be used for 8 hours of smoke test standard. And large pu castor plant has its own electroplating factory, all in accordance with the minimum of 24 hours of flue gas testing standard production, strict quality don't reduce the cost, reduces the quality of the products. The third is the high elastic polyurethane caster electrophoresis processing. Compared with the first, second, electrophoresis processing has obvious advantages. When you need to buy rubber pu castor, attention should be paid to the following points; First, low-cost electrophoresis than plastic spraying and black galvanized has obvious advantages. Second, the minimum smoke experiments can be up to 48 hours. The third electrophoretic processing looks beautiful. Rubber pu castor how to choose; ( ​ )