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Alloy Steel Chrome-Plated Roller – The Embossing Core Combining Hardness and Wear Resistance
Product Introduction
The alloy steel chrome-plated roller resolves the contradiction between embossing quality and durability. The alloy steel roller body provides a strong, tough substrate capable of withstanding massive pressing torque and bending stress, ensuring smooth operation. The surface hard chrome plating delivers unparalleled surface properties: exceptional hardness to resist wear and superior smoothness to ensure easy release. This "steel body with chrome skin" combination creates an embossing core that is both robust and wear-resistant, making it the ideal choice for long-term, high-quality production.
Main Specifications
Material Science Combination: The strength and toughness of alloy steel + the surface hardness of the chrome layer
Synergistic Performance: The substrate supports the surface, while the surface protects the substrate, extending overall lifespan
Process Integration: Requires precision machining and heat treatment before chrome plating to ensure bonding strength
Failure Mode: Even if the chrome layer experiences extreme wear, the tough alloy steel substrate can still be repaired
Value Proposition: As a key consumable part, it offers the optimal long-term cost-benefit ratio
Technical Parameters
Item
Parameter / Description
Overall Performance Description
Tough Substrate + Ultra-Hard Surface
Substrate Tensile Strength
≥ 800 MPa (Example)
Surface Hardness vs. Substrate
Surface hardness is much higher than substrate (Chrome layer HV≥800)
Coating Adhesion Strength
Achieves the highest grade in cross-cut adhesion test
Repairability
Substrate can be repaired and re-plated multiple times
Customer Questions & Answers
Q: Why not use a material with higher overall hardness, or only perform surface hardening?
A: Materials with high overall hardness (e.g., tool steel) are often brittle, prone to cracking when manufacturing large-sized rollers, and costly. Surface hardening (e.g., induction hardening) creates a hardened layer with some depth, but its hardness, smoothness, and anti-stick properties still fall short of chrome plating. The "alloy steel + chrome plating" solution is the optimal balance: it utilizes the excellent comprehensive mechanical properties of alloy steel to create the roller body, then uses chrome plating to provide top-tier surface working performance, achieving the best balance of cost, performance, and reliability.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer
Year Established:
2012
Total Annual:
5000000-8000000
Employee Number:
50~60
Ecer Certification：
Verified Supplier
Jiaxing Chuanqi Machinery Equipment Co., Ltd. is a high-tech enterprise that specializied in the research and develop and manufacture of Paper strap production line, PP box strap production line and all kinds of automatic winder and PP PET strapping.
Vision: Committed to becoming t... Jiaxing Chuanqi Machinery Equipment Co., Ltd. is a high-tech enterprise that specializied in the research and develop and manufacture of Paper strap production line, PP box strap production line and all kinds of automatic winder and PP PET strapping.
Vision: Committed to becoming t...
