After chlorination, the PVC resin increases the chemical stability, thereby improving the material's heat resistance, acid, alkali, salt, oxidant, etc. corrosion. The maximum service temperature of CPVC can reach 110 ℃, and the long-term service temperature is 95 ℃.
|Long service life|
Good heat preservation
Good chemical resistance
Easy to operate
light in weight
High flame retardant
PVC rain gutter, currently produces 300 injection molding machines for rain gutter accessories and 2 trough extruders.
Raw material advantage
First of all, we use 100% original materials, all raw materials must be inspected in accordance with relevant standards, and unqualified raw materials will be rejected; at the same time, in addition to physical performance testing, all raw materials need to be tested for weather resistance and other long-term safety Evaluation to ensure that our products are environmentally friendly, safe and reliable.
After years of accumulated production, research and development experience, Yonggao has achieved the best production process standards. The technical department will first carry out trial production according to technical standards. Then when the first product is inspected by the quality control department, the workshop production process standards will be locked. Any adjustments need to be authorized. Workers have no right to adjust the production process and time, which ensures the stability of production.
Quality control advantage
The strict quality control process includes first article inspection, process inspection, packaging inspection, and finished product inspection.
1.We have reasonable and meticulous packaging and packing to effectively protect the products. 2.We can pack and pallet neatly according to customers' requirements. 3.Equipped with an effective automatic packaging machine to process large orders to prevent delivery delays caused by labor shortages
A total of 1 international certification KITEMARK certification was obtained.
A strong research team with two Ph.Ds and 250 research members; the national technology center-Yonggao Research Institute can provide strong technical support.
VIP service; 50-year warranty; credit sales support; new product development; advertising support, etc.