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Product Specifications
Material | Polyurethane |
Model NO. | Many |
Surface Treatment | Casting |
Transport Package | Wooden Case or Cartons |
Origin | China |
Standard | ISO9001:2017 |
Energy Source | Electricity |
Trademark | Jiuna or at buyer's option |
Specification | Many |
HS Code | 3926909090 |
Premium Polyurethane Scraper Blades
We manufacture various widths and types of cast polyurethane scraper blades (polyurethane wipers) designed for primary, secondary, and tertiary belt cleaners. Our products serve as effective belt scrapers and conveyor belt wipers. Custom FDA-compliant food-grade urethane scraper blades with 20A to 85A hardness are available upon request.
Key Features
· Low friction coefficient for efficient operation
· Exceptional wear resistance for extended service life
· High strength construction for demanding applications
· Superior corrosion resistance
· Flexible design that won't damage conveyor belts
Polyurethane Blades Technical Specifications | ||
1. General Core Specifications | ||
Parameter | Standard Value Range | Unit |
Material | Polyurethane (PU) / Thermoplastic Polyurethane (TPU) | - |
Hardness (Shore) | 60A - 95A / 40D - 80D | Shore A/D |
Blade Thickness | 0.5 - 50 | mm |
Blade Width | 10 - 500 | mm |
Blade Length | 50 - 6000 | mm |
Operating Temperature Range | -40 - 120 | °C |
Tensile Strength | ≥ 20 | MPa |
Elongation at Break | ≥ 300 | % |
Abrasion Resistance (DIN 53516) | ≤ 150 | mm³ |
Density | 1.1 - 1.3 | g/cm³ |
2. Type-Specific Technical Parameters | ||
2.1 Scraper / Wiper Blades (for Conveyor, Cleaning, Dust Removal) | ||
Parameter | Standard Value Range | Unit |
Blade Profile | Flat, Beveled, Curved, Custom Profile | - |
Bevel Angle | 15 - 45 | ° |
Wear Layer Thickness | 2 - 20 | mm |
Reinforcement Layer | Optional: Steel Plate, Aluminum Plate, Fiberglass | - |
Installation Method | Bolted, Clamped, Adhesive, Custom | - |
Key Features | Abrasion Resistant, Anti-Corrosion, Low Noise, Self-Lubricating | - |
Typical Applications | Conveyor Belt Scrapers, Silo Wall Scrapers, Dust Collector Wipers, Printing Press Wipers | - |
2.2 Cutting / Slitting Blades (for Slitting Machine, Cutting Equipment) | ||
Parameter | Standard Value Range | Unit |
Blade Type | Circular Blade, Straight Blade, Serrated Blade, Custom Shape | - |
Outer Diameter (Circular Blade) | 50 - 600 | mm |
Inner Bore Diameter | 10 - 100 | mm |
Cutting Edge Thickness | 0.5 - 5 | mm |
Hardness | 85A - 95A / 50D - 80D | Shore A/D |
Reinforcement | Optional: Steel Core, Aluminum Hub | - |
Key Features | Precision Cutting, Burr-Free, Wear Resistant, Non-Stick | - |
Typical Applications | Film Slitting, Paper Cutting, Fabric Slitting, Food Processing Cutting | - |
2.3 Sweeper / Cleaning Blades (for Road Sweeper, Sanitation Equipment) | ||
Parameter | Standard Value Range | Unit |
Blade Type | Flat Sweeper Blade, Curved Edge Blade, Side Brush Blade, Main Broom Blade | - |
Blade Length | 100 - 3000 | mm |
Blade Width | 50 - 300 | mm |
Thickness | 3 - 20 | mm |
Hardness | 60A - 85A | Shore A |
Mounting Hole Spacing | Customizable | mm |
Key Features | High Wear Resistance, Good Elasticity, Low Ground Damage, Noise Reduction | - |
Typical Applications | Road Sweepers, Floor Scrubbers, Sanitation Vehicles, Airport Runway Cleaners | - |
3. Customization Optional Parameters | ||
Customization Item | Available Options | Note |
Material Formulation | Food Grade PU, Flame Retardant PU, Anti-Static PU, UV Resistant PU | Compliant with FDA, RoHS, REACH standards |
Color | Black, Yellow, Red, Blue, Green, Custom Color | Standard color: Black |
Size Tolerance | ±0.1mm (Precision), ±0.5mm (Standard) | Custom tolerance available |
Surface Treatment | Smooth, Matte, Textured, Non-Stick Coating | Optional |
Packaging | Bulk Packing, Individual Packing, Custom Labeled Packing | Export standard packaging available |
Certification | RoHS, REACH, FDA, ISO 9001 | Available on request |
Industrial Applications
Our polyurethane scrapers are versatile solutions used as wipers, scrapers, sealers, or mixers in multiple industries:
· Food processing facilities
· Power generation plants
· Metallurgical operations
· Coal and mining operations
· Material handling systems
· Conveyor belt cleaning applications
Custom Manufacturing Options We provide custom polyurethane formulations and bonding with various metal materials including tungsten steel blades and aluminum. Contact us for specialized machining services or specific requirements regarding polyurethane scrapers. |  |
