High Chrome & Low Chrome Cylpebs
Optimized Grinding Media for Fine Particle Size Reduction
Product Description
Qasim Grinding Cylpebs are manufactured using high-quality alloy materials through sand-coatediron mold casting.Compared to balls,
cylpebs offer larger contact area and uniform shape,making them more effective for fine grinding applications and better grinding efficiency
in thefinal stages of the milling process.We provide a full range of high-chrome and low-chrome cylpebs, designed to suit various milltypes,
ore characteristics, and required particle size distributions.
Key Features
Uniform shape and larger grinding contact area
Available in high chromium (Cr ≥ 10%) and low chromium (Cr < 5%) alloys Enhanced wear resistance with surface hardness up to HRC 63
Stable microstructure: tempered martensite + carbides
Suitable for dry and wet grinding
Breakage rate 0.5%
Manufactured with full spectrometer-controlled chemical analysis
Technical Specifications
| Parameter | Value |
| Available Sizes | 12x12mm - 35x40mm (customizable) |
| High Chrome Content | Cr ≥ 10%,HRC60 - 63 |
| Low Chrome Content | Cr < 5%,HRC50- 56 |
| Length-Diameter Ratio | 1.5:1 or 2:1 (adjustable) |
| Wear Rate | ≤45g/ton (dry mills) |
| Breakage Rate | ≤0.1% |
| Microstructure | Martensite + Carbides |
| Manufacturing Method | Sand-coated iron mold casting |
Specification
| Specification | |||||
| φ8*8(10) | φ10*10(12) | φ12*12(14) | φ14*14(16) | φ16*16(18) | φ18*18(20) |
| φ20*20(25) | φ25*30 | φ30*35 | φ35*40 | φ40*45 | φ50*60 |
Recommended Applications
Cement grinding (finish stage)
Fine grinding circuits
Limestone mills
Clinker grinding plants
Coal grinding systems
Quality Control
Every batch of cylpebs is strictly tested for:
Spectrometer chemical composition
Surface and core hardness
Drop test / breakage resistance
Metallographic structure
Dimensional accuracy (length, diameter, ratio)
[Learn more about our Testing Equipment→]
Market Applications
our grinding cylpebs have been successfully used in:
Cement plants · Coal grinding plants · Clinker lines · Exported to Russia, Vietnam, Yemen, India,Peru, and more.
Why Choose Qasim Cylpebs?
lmproved grinding efficiency in fine particle size range
Wide selection of alloy formulas for customized applications
70,000 tons annual output capacity
ISO9001:2015 certified
Long-term supply to major cement groups
Packaging Options
1,000kg woven bags
lron drums
wooden pallet with wrapping
Each package is labeled with:
Product size & type
Batch number
Heat treatment code & test results
Request a Quote or Sample
Need cylpebs for fine grinding or finish stage performance?
Let us help you choose the right alloy and size
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Email: [email protected]
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WhatsApp/WeChat: +86 17705630058
Grinding media play an indispensable role in the efficiency and performance of ball mills and grinding systems used across industries such as mining, cement, thermal power, and chemical processing. Among these, cylpebs—a cylindrical form of grinding media—have become increasingly popular due to their higher surface area-to-volume ratio compared to traditional grinding balls. Specifically, high chrome and low chrome cylpebs offer tailored performance characteristics, wear resistance, and cost-efficiency that suit different grinding applications.
This article explores the composition, performance benefits, manufacturing process, application areas, and economic advantages of high chrome and low chrome cylpebs, helping industries make informed decisions based on their grinding needs.
Cylpebs are a type of grinding media shaped like short cylinders with equal length and diameter. Unlike traditional spherical balls, cylpebs have a greater surface contact area, leading to better grinding efficiency and throughput in many applications.
Cylpebs are typically manufactured using cast iron or steel alloys, often with varying chromium content. The chromium level significantly influences wear resistance, hardness, corrosion resistance, and cost.
There are two main categories:
High Chrome Cylpebs: Chromium content typically above 10%.
Low Chrome Cylpebs: Chromium content typically below 5%.
Both types are heat-treated for hardness and toughness to ensure reliable performance in industrial mills.
High chrome cylpebs are composed of premium alloy steel that includes:
Chromium: 10%–28%
Carbon: 2.0%–3.0%
Manganese, silicon, and molybdenum in minor percentages
This composition provides:
Exceptional hardness (HRC ≥ 58)
Strong wear resistance
Better corrosion and oxidation resistance
High impact toughness
Low chrome cylpebs usually have:
Chromium: 1%–5%
Carbon: 2.0%–3.0%
Moderate manganese and silicon levels
Key characteristics include:
Good cost-efficiency
Moderate hardness (HRC 45–55)
Acceptable wear resistance in low-impact applications
The difference in alloy content and heat treatment results in distinct performance profiles, allowing operators to select the most cost-effective and technically suitable option.
Both high chrome and low chrome cylpebs undergo precision-controlled manufacturing processes to ensure durability and consistency. The steps include:
Melting and Alloying: Raw materials are melted in an electric arc or induction furnace, alloyed with chromium and other elements based on the desired grade.
Casting: Molten alloy is poured into metal molds or sand molds to form the cylindrical shape. Cylpebs typically come in sizes from 8x8mm to 35x35mm.
Heat Treatment: Proper quenching and tempering are applied to enhance hardness, eliminate internal stresses, and prevent brittleness.
Quality Control: Each batch is inspected for hardness (Rockwell or Brinell), dimensional precision, microstructure analysis, and chemical composition to meet stringent industrial standards.
This meticulous process guarantees cylpebs that are capable of enduring the most demanding operational conditions.
Superior Wear Resistance: High hardness and strong corrosion resistance minimize material loss.
Reduced Media Consumption: Longer service life reduces the frequency of media replacement.
Better Mill Throughput: Enhanced grinding efficiency due to increased surface contact.
Low Contamination: Ideal for applications where purity is essential (e.g., white cement, high-grade minerals).
Cost-Effective: Ideal for budget-conscious operations with moderate grinding requirements.
Good Toughness: Suitable for low-impact environments like coal grinding or cement pre-milling.
Satisfactory Lifespan: Decent durability under less abrasive conditions.
High Availability: Easier and cheaper to produce compared to high chrome media.
Cement Plants: Especially during the final grinding of clinker for white or specialty cement.
Mining Industry: Used in gold, copper, silver, and iron ore beneficiation where material hardness is high.
Thermal Power Plants: For fine coal pulverization in ball mills.
Chemical Processing: Where contamination-free grinding is necessary.
Raw Material Milling: Effective in pre-grinding cement raw materials or limestone.
Thermal Power Stations: Widely used in coal mills with moderate wear environments.
Steel Plants: Slag grinding or preparation of sinter feed.
General Mineral Processing: Where ore hardness is low to medium.
The proper choice of cylpebs ensures better efficiency, reduced operational downtime, and optimal cost-per-ton performance.
Grinding media selection impacts not only grinding efficiency but also energy consumption and environmental performance. High chrome cylpebs, despite their higher cost, often result in:
Lower energy consumption per ton due to efficient particle breakage.
Reduced CO? emissions from longer media life and fewer replacements.
Less grinding dust due to minimal abrasion of media.
Low chrome cylpebs, while not as durable, are also recyclable and relatively low impact in resource usage, particularly in non-intensive settings.
Reputable manufacturers of grinding cylpebs adhere to international standards such as:
ISO 9001 for quality management
ASTM and DIN standards for material composition and mechanical properties
Internal specifications regarding wear testing, microstructure uniformity, and performance simulation
Quality assurance is critical for ensuring performance reliability and safety under prolonged operational use.
High chrome and low chrome cylpebs are typically packaged in:
Steel drums
Bulk bags (1 ton per bag)
Custom containers for overseas shipment
Proper labeling, moisture protection, and secure strapping are essential for maintaining product integrity during transport and storage.
High chrome and low chrome cylpebs are essential grinding media solutions tailored for a wide range of industrial applications. Each type offers unique advantages based on chromium content, hardness, wear resistance, and cost.
Choose high chrome cylpebs for superior wear resistance, longer life, and applications demanding high purity and grinding precision.
Opt for low chrome cylpebs when looking for budget-friendly, moderately durable media suitable for less abrasive environments.
Understanding your mill's operational dynamics, ore characteristics, and processing goals will help you choose the right cylpeb type, optimizing efficiency, reducing energy costs, and maximizing your return on investment.
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