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ODM Cheap Small Furniture Wheels Suppliers – Hydraulic trolley wheel replacement PU tread with iron core – RONGCHUAN
Polyurethane (PU), the full name is polyurethane, is a polymer compound. It was made by Otto Bayer in 1937.Polyurethane is divided into two categories: polyester type and polyether type. They can be made into polyurethane plastics (mainly foamed plastics), polyurethane fibers (called spandex in China), polyurethane rubbers and elastomers. Soft polyurethane is mainly a thermoplastic linear structure, which has better stability, chemical resistance, resilience and mechanical properties than PVC... -
100% Original 4 Swivel Caster - Dual wheels design super heavy duty shipping container caster – RONGCHUAN
There are many ways to connect the box lock and the car body. Some are directly welded to the car body, and the lock head can only be rotated but cannot be moved longitudinally. This is called a fixed type; The head can not only rotate but also extend and retract vertically. When not in use, the lock head can be lowered below the bearing surface to suit different standard box types. This is called a lift type; It can be moved, so that the fastening position can be adjusted, thus greatly impro... -
2022 High quality Liberty Hand Trucks - 4Inch Chair Universal Platform Trolley Furniture TPR Soft Grey Rubber Plate Swivel Caster Wheels with Brake – RONGCHUAN
TPR material has good elongation and resilience. Molding method is simpler than rubber. It can be directly produced by ordinary thermoplastic molding machine. In addition, it can also be used as toughening modifier for PS, PP, ABS, PBT and other plastics to improve their impact strength and bending properties. TPR material is an environmental friendly polymer material, odorless. TPR contains no heavy metals, EN71, ROHS, plasticizers (phthalate plasticizers) and SVHC substances. Except for the... -
Wholesale Dealers of Hand Cart Dolly For Stairs - Pin Thread Stem Swivel Grey Rubber Trolley Caster Double Brake With Bearing – RONGCHUAN
Polyvinyl chloride (Polyvinyl chloride), English abbreviation PVC, is a polymer of vinyl chloride monomer (VCM) polymerized by peroxide, azo compound and other initiators or under the action of light and heat according to the mechanism of free radical polymerization. . Vinyl chloride homopolymers and vinyl chloride copolymers are collectively referred to as vinyl chloride resins. PVC is a white powder with an amorphous structure with a small degree of branching. The glass transition temperatu... -
China wholesale Rubber Casters - 4 Inch Orange PVC Castor Platform Swivel Trolley Caster Trolley Wheel Swivel Double Brake With Bearing – RONGCHUAN
1. Good chemical stability Due to its high chemical stability, it can be used to make anti-corrosion pipelines, pipe fittings, oil pipelines, centrifugal pumps and blowers. PVC hard board is widely used in the chemical industry to make various tank linings, building corrugated boards, door and window structures, wall decorations and other building materials. 2. High mechanical strength PVC has high mechanical strength and good corrosion resistance. It can be used to make waste gas drainage to... -
Factory directly Multi Mover Hand Truck - Dual wheels design super heavy duty shipping container caster – RONGCHUAN
There are many ways to connect the box lock and the car body. Some are directly welded to the car body, and the lock head can only be rotated but cannot be moved longitudinally. This is called a fixed type; The head can not only rotate but also extend and retract vertically. When not in use, the lock head can be lowered below the bearing surface to suit different standard box types. This is called a lift type; It can be moved, so that the fastening position can be adjusted, thus greatly impro... -
Discountable price Container Caster - G3 Series 6/8/10/12 inch Black Standard industrial Rubber 1000kgs Load Capacity Fixed Caster Wheels – RONGCHUAN
High elasticity: low elastic modulus, large elongation deformation, recoverable deformation, and can maintain elasticity in a wide temperature range (-50~150 ℃); Viscoelasticity: the rubber material has obvious stress relaxation and creep phenomenon under the influence of temperature and time when it produces deformation and recovers deformation. Under the action of vibration and alternating stress, it produces hysteresis loss. Electrical insulation: like metal corrosion, wood decay and rock ... -
Factory wholesale 2 Inch Swivel Casters - Dual wheels design super heavy duty shipping container caster – RONGCHUAN
There are many ways to connect the box lock and the car body. Some are directly welded to the car body, and the lock head can only be rotated but cannot be moved longitudinally. This is called a fixed type; The head can not only rotate but also extend and retract vertically. When not in use, the lock head can be lowered below the bearing surface to suit different standard box types. This is called a lift type; It can be moved, so that the fastening position can be adjusted, thus greatly impro... -
Hot New Products Off Road Hand Cart - Dual wheels design super heavy duty shipping container caster – RONGCHUAN
There are many ways to connect the box lock and the car body. Some are directly welded to the car body, and the lock head can only be rotated but cannot be moved longitudinally. This is called a fixed type; The head can not only rotate but also extend and retract vertically. When not in use, the lock head can be lowered below the bearing surface to suit different standard box types. This is called a lift type; It can be moved, so that the fastening position can be adjusted, thus greatly impro... -
Excellent quality Rigid Casters - Dual wheels design super heavy duty shipping container caster – RONGCHUAN
There are many ways to connect the box lock and the car body. Some are directly welded to the car body, and the lock head can only be rotated but cannot be moved longitudinally. This is called a fixed type; The head can not only rotate but also extend and retract vertically. When not in use, the lock head can be lowered below the bearing surface to suit different standard box types. This is called a lift type; It can be moved, so that the fastening position can be adjusted, thus greatly impro... -
Free sample for Extra Tall Hand Truck - Dual wheels design super heavy duty shipping container caster – RONGCHUAN
There are many ways to connect the box lock and the car body. Some are directly welded to the car body, and the lock head can only be rotated but cannot be moved longitudinally. This is called a fixed type; The head can not only rotate but also extend and retract vertically. When not in use, the lock head can be lowered below the bearing surface to suit different standard box types. This is called a lift type; It can be moved, so that the fastening position can be adjusted, thus greatly impro... -
OEM/ODM Supplier Small Flatbed Hand Cart - 4Inch Chair Universal Platform Trolley Furniture TPR Soft Grey Rubber Plate Swivel Caster Wheels with Brake – RONGCHUAN
TPR material has good elongation and resilience. Molding method is simpler than rubber. It can be directly produced by ordinary thermoplastic molding machine. In addition, it can also be used as toughening modifier for PS, PP, ABS, PBT and other plastics to improve their impact strength and bending properties. TPR material is an environmental friendly polymer material, odorless. TPR contains no heavy metals, EN71, ROHS, plasticizers (phthalate plasticizers) and SVHC substances. Except for the...
