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Product Specifications
Type |
Core Structure |
Typical Width |
Cover Thickness |
Key Features |
Working Temp. |
General Purpose |
EP / NN fabric carcass |
500–2000 mm |
3+1.5 / 4+2 / 5+3 mm |
General bulk material conveying, impact & abrasion resistant |
−25 ~ +80 ℃ |
Heat Resistant |
EP heat-resistant carcass + heat-resistant rubber cover |
650–2200 mm |
5+3 / 6+4 / 8+5 mm |
For sinter, coke, hot slag and high-temperature materials |
−20 ~ +150 ℃ |
Oil Resistant |
EP / NN carcass + NBR/CR oil-resistant cover |
500–1800 mm |
4+2 / 5+3 / 6+4 mm |
Resist oil, grease-contaminated bulk & chemical particles |
−25 ~ +80 ℃ |
Steel Cord |
Longitudinal steel cords + top/bottom rubber cover |
800–2400 mm |
6+4 / 8+5 / 10+6 mm |
High tensile strength, low elongation, long-distance heavy load |
−20 ~ +120 ℃ |
Sidewall Cleated |
Base belt + vertical sidewalls + transverse cleats |
500–1600 mm |
Base belt: 4–8 mm |
Steep angle conveying, prevent material backslide |
−25 ~ +80 ℃ |
Flame Retardant |
Flame-retardant EP/NN carcass + FR rubber cover |
650–2000 mm |
5+3 / 6+4 mm |
Underground mining, fire-risk environment |
−20 ~ +90 ℃ |
Specification Table
Parameter |
Unit |
Typical Range |
Description |
Belt Width |
mm |
500 / 650 / 800 / 1000 / 1200 / 1400 / 1600 / 1800 / 2000 / 2200 / 2400 |
Custom sizes available |
Ply |
ply |
2–8 ply |
Selected by load & tension |
EP Carcass |
N/mm |
EP100 / EP150 / EP200 / EP315 / EP400 / EP500 / EP630 |
Polyester-nylon, low elongation & stable dimension |
NN Carcass |
N/mm |
NN100 / NN150 / NN200 / NN315 / NN400 |
Nylon, good flexibility & impact resistance |
Steel Cord Grade |
N/mm |
ST1000 / ST1250 / ST1600 / ST2000 / ST2500 / ST3150 / ST4000 |
For long-distance heavy-duty conveying |
Top Cover Thickness |
mm |
3 / 4 / 5 / 6 / 8 / 10 |
Selected by lump size & impact |
Bottom Cover Thickness |
mm |
1.5 / 2 / 3 / 4 / 5 |
Resist pulley friction |
Tensile Strength |
N/mm |
630–4000+ |
Steel cord belts marked by ST rating |
Elongation |
% |
EP: ≤1.5–2.0; ST: ≤0.8–1.2 |
Lower value = better stability |
Adhesion Strength |
N/mm |
Between plies ≥4.5; Rubber-fabric ≥3.5; Steel cord ≥10 |
Critical for dynamic running |
Abrasion Loss |
mm³ |
≤150 / ≤120 / ≤90 |
Smaller value = higher abrasion resistance |
Max. Working Tension |
N/mm |
Calculated by conveyor system |
Verified by conveyor design calculation |
Minimum Pulley Diameter |
mm |
Refer to DIN 22101 / ISO 14890 |
Depends on carcass & cord diameter |
Edge Form |
— |
Cut edge / wrapped edge / vulcanized sealed edge / wave edge |
Sidewall belts use special edge structure |
Series TDS Table
Belt Series |
Carcass Material |
Temp Range |
Cover Rubber Property |
Typical Application |
General Purpose (CC) |
Cotton Canvas |
-20 ~ +70℃ |
Natural/SBR blend, good abrasion |
Gravel, sand, ordinary mine, cement plant |
EP Polyester-Nylon |
EP canvas (polyester warp, nylon weft) |
-20 ~ +80℃ |
SBR/NR compound, low elongation |
Long distance, high tension conveying |
Oil Resistant |
EP/CC carcass |
-15 ~ +70℃ |
NBR compound, resist mineral oil & grease |
Oil-contaminated material, recycling, steel mill |
Heat Resistant (T1/T2/T3) |
EP canvas |
T1: ≤100℃; T2: ≤125℃; T3: ≤150℃ |
EPDM cover, anti-thermal ageing |
Hot clinker, sinter, high-temperature ore |
Acid & Alkali Resistant |
EP/CC canvas |
-20 ~ +60℃ |
Chloroprene / EPDM blend, anti-corrosion |
Chemical fertilizer, salt, chemical sludge |
Cold Resistant |
EP canvas |
-40 ~ +60℃ |
Low temp NR compound, no brittle crack |
Northern open pit, frozen mineral |
Strength / Abrasion / Adhesion Key Data
Item |
Value |
Test Standard |
Fabric carcass tensile strength per ply |
CC: 56 N/mm; EP: 100/125/160/200 N/mm |
GB/T 7984 |
Abrasion loss (wear volume) |
≤200 mm³ (High abrasion grade); ≤250 mm³ (Standard grade) |
GB/T 1689 |
Adhesion strength between cover & fabric |
≥3.2 N/mm (cover thickness ≤1.5mm); ≥2.7 N/mm (cover thickness >1.5mm) |
GB/T 7984 |
Adhesion between fabric plies |
≥3.2 N/mm |
GB/T 7984 |
Elongation at break (EP belt) |
Full thickness longitudinal reference force elongation ≤1.5% |
GB/T 7984 |
Execution Standard
Standard No. |
Content |
GB/T 7984-2013 |
Conveyor belts of textile construction for general use |
GB/T 20021-2017 |
Heat resistant conveyor belts of duck construction |
GB/T 10822-2014 |
Flame retardant conveyor belts of textile construction for general use |
GB/T 32457-2015 |
Conveyor belts — Specification for rubber or plastics covered conveyor belts of textile construction for general use |
Product Features
● High-tensile rubber core (natural/synthetic rubber); reinforced with fabric/steel cords
● Oil, wear & impact resistant; -30℃ to 80℃ temperature adaptability
Application
● Logistics
Warehouse/airport parcel sorting
● Mining
Ore/coal transport
● Manufacturing
Assembly line material movement
Main Types of Rubber Conveyor Belts
Rubber conveyor belts can be classified based on their carcass (reinforcement material), cover rubber properties, and application. The main types are as follows:
Advantages
● High load capacity, stable material transport
● Long service life, low replacement frequency
● Flexible to fit different conveyor lengths & angles
Manufacturing Standards
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How to select general, heat-resistant and oil-resistant conveyor belts?
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Is more ply always better?
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What are steel cord conveyor belts suitable for?
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How to decide cover rubber thickness?
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How to confirm the maximum working tension?
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What is sidewall cleated belt used for?