Surface Treatments: Plating
Trademark: RUIQI
Transport Package: Inner Box/Carton Box/Wooden Box
Specification: depend on inquiry
Origin: Shanghai
HS Code: 84485900
Surface Treatments: Plating
Trademark: RUIQI
Transport Package: Inner Box/Carton Box/Wooden Box
Specification: depend on inquiry
Origin: Shanghai
HS Code: 84485900
Professional Manufacturer of all kinds of OEM metal and plastic parts, including machining service, casting service, sheet metal fabrication service, stamping serviceÂ
Service |
OEM/ODM manufacturing |
Main Products |
CNC machining parts, lighting fixtures,sheet metal parts,casting parts,fixture and gauges,etc. |
Applications |
Automotive, instrument, lighting,electrical equipment, motor, mechanical equipment, laboratory equipment, etc. |
Main Markets |
America, Europe, Japan |
Material |
Stainless steel: SUS303, SUS304, SUS316, SUS316L, etc |
Aluminum: 6061-T6, 6063-T5, 7075-T6, etc |
Brass:Â C46200, C36000,CuZn37Pb0.5,CuZn28Sn1, etc |
Carbon steel: Â Q235,S235JR, 1015, 1045, etc |
Plastic: PVC, POM,Nylon, ABS, PC, PP,PA6, PA66, etc |
Alloy steel: 40Cr,15CrMo,4140,4340,35CrMo,16MnCr5 |
Surface Treatment |
Zn-plating, Cr-plating, the heat disposing, hot-dip galvanizing, |
Black oxide coating, painting, powdering, |
Electroplating, anodizing etc. |
Producing Equipment |
CNC turning machine |
CNC milling center |
Drilling machine |
Quality Control System |
ISO9001-2008 |
Precision |
Grade 7 |
Available Certificate |
RoHS, SGS, Material Certification |
Testing Equipment |
CMM,Projector |
Universal gauges |



FAQQ: Are you trading company or manufacturer?A: We are a factory.Â
Q: What do you need to provide a quote?A: Please kindly send us the drawing of your product. Details below should be included,1.Materials 2. Tolerance 3.Surface Finish 4.Quanitity
 Q: How long is your delivery time?A: Generally it is 7-15 days for samples and 30-45 days for mass production, it is depend on quantity.Â
Q: Do you provide samples? Is it free or extra?A: Yes, we could offer the samples. The sample is free if the cost less than US$10Â
Q: What is your terms of delivery?A: We accept FOB, CIF. You can choose the one which is the most convenient or cost effective for you.Â
Â
Professional Manufacturer of all kinds of OEM metal and plastic parts, including machining service, casting service, sheet metal fabrication service, stamping serviceÂ
Service |
OEM/ODM manufacturing |
Main Products |
CNC machining parts, lighting fixtures,sheet metal parts,casting parts,fixture and gauges,etc. |
Applications |
Automotive, instrument, lighting,electrical equipment, motor, mechanical equipment, laboratory equipment, etc. |
Main Markets |
America, Europe, Japan |
Material |
Stainless steel: SUS303, SUS304, SUS316, SUS316L, etc |
Aluminum: 6061-T6, 6063-T5, 7075-T6, etc |
Brass:Â C46200, C36000,CuZn37Pb0.5,CuZn28Sn1, etc |
Carbon steel: Â Q235,S235JR, 1015, 1045, etc |
Plastic: PVC, POM,Nylon, ABS, PC, PP,PA6, PA66, etc |
Alloy steel: 40Cr,15CrMo,4140,4340,35CrMo,16MnCr5 |
Surface Treatment |
Zn-plating, Cr-plating, the heat disposing, hot-dip galvanizing, |
Black oxide coating, painting, powdering, |
Electroplating, anodizing etc. |
Producing Equipment |
CNC turning machine |
CNC milling center |
Drilling machine |
Quality Control System |
ISO9001-2008 |
Precision |
Grade 7 |
Available Certificate |
RoHS, SGS, Material Certification |
Testing Equipment |
CMM,Projector |
Universal gauges |



FAQQ: Are you trading company or manufacturer?A: We are a factory.Â
Q: What do you need to provide a quote?A: Please kindly send us the drawing of your product. Details below should be included,1.Materials 2. Tolerance 3.Surface Finish 4.Quanitity
 Q: How long is your delivery time?A: Generally it is 7-15 days for samples and 30-45 days for mass production, it is depend on quantity.Â
Q: Do you provide samples? Is it free or extra?A: Yes, we could offer the samples. The sample is free if the cost less than US$10Â
Q: What is your terms of delivery?A: We accept FOB, CIF. You can choose the one which is the most convenient or cost effective for you.Â
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Middle Heavy Duty Casters Polyurethane Wheels
Mid-heavy Duty PU Flat Plate Swivel & Rigid & Free locking Caster Wheels size 3'' 4'' 5'' 6'' 8'' inch with total Brake Ball Bearing for Furniture, Equipment, office chair, Garbage Dust Can, Hospital Beds. Industrial Medium Polyurethane casters are superior to other materials in wear resistance, rolling resistance and tear resistance. The weight capacity of polyurethane casters of the same size is 6-7 times that of rubber wheels, and the production process can be continuous and automated, with little waste generated during production and use.
More importantly polyurethane waste part of the caster wheel tire body can be recycled for other polyurethane products, will not cause environmental pollution, and the casting from liquid, simple manufacturing process, thus known as the 21st century green caster wheel, PU wheel will be the future developing trend of the industry leading, polyurethane wheels have broad application prospects in auto industry.
Heavy Duty Chair Casters and Middle Heavy Duty Casters are used for the movement of heavy equipment, so the wheels of heavy casters generally use a single wheel with a hard tread. Nylon Roller Bearing Wheel, cast iron wheels, Heavy duty castors with welding steel housing, Trolley Casters, Rubber Wheels For Office Chairs, Hardwood Floor Polyurethane Roller, and phenolic resin wheels are ideal. Among them, forged steel wheel and PU Caster wheel are especially suitable for the wheels of extra heavy casters.
1) Wheel Material: Black rubber with PP core
2) Wheel Dia: 160mm,180mm
3) Load capacity: 160-200kg
4) Bearing: Plastci roller bearing
5) Housing made of pressed steel, Zinc plating
6) Housing: Fixed caster
7) Hardness of tread: 85(±5) Shore A
8) Temperature: - 40 / + 80 °C
Retractable Casters,4 Inch Heavy Duty Casters,E27Ball Casters Heavy Duty,3 Heavy Duty Casters
Kaiping City Sunnywah Electronic CO.,LTD , https://www.knightcasters.com