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Raw Material

EP fabric

Dipped EP fabrics:

ItemEP80EP100EP125
WarpWeftWarpWeftWarpWeft
Break strength
(N/mm)
≥105≥45≥135≥68≥160≥70
Elongation at break
(%)
≥14.0≤60≥14.0≤45.5≥14.0≤45.5
Elongation at
10% load
(%)
≤1.5 ≤1.5 ≤1.5 
Hot shrinkage
(150°C x 30min)
(%)
≤5.0≤0.5≤5.5≤1.0≤5.5≤1.0
Adhesive strength
(N/mm)
≥7.80≥7.84≥7.84
Weight density
(g/m2)
325±12370±20430±30
Thickness
(mm)
0.53±0.060.53±0.060.62±0.06


ItemEP150EP160EP200
WarpWeftWarpWeftWarpWeft
Break strength
(N/mm)
≥190≥75≥210≥80≥240≥80
Elongation at break
(%)
≥14.0≤45.5≥14.0≤45.5≥14.0≤45.5
Elongation at
10% load
(%)
≤1.5 ≤1.5 ≤1.5 
Hot shrinkage
(150°C x 30min)
(%)
≤5.5≤1.0≤5.5≤1.0≤5.5≤1.0
Adhesive strength
(N/mm)
≥7.84≥7.84≥7.84
Weight density
(g/m2)
510±30570±40610±40
Thickness
(mm)
0.70±0.060.75±0.090.85±0.09


ItemEP250EP300EP350
WarpWeftWarpWeftWarpWeft
Break strength
(N/mm)
≥300≥90≥340≥80≥390≥75
Elongation at break
(%)
≥14.0≤45.5≥14.0≤45.5≥14.0≤45.5
Elongation at
10% load
(%)
≤1.5 ≤1.5 ≤1.5 
Hot shrinkage
(150°C x 30min)
(%)
≤5.5≤1.0≤6.0≤1.0≤6.0≤1.0
Adhesive strength
(N/mm)
≥7.84≥7.84≥7.84
Weight density
(g/m2)
780±40860±40980±40
Thickness
(mm)
1.10±0.101.15±0.101.25±0.10

 

ItemEP400EP500
WarpWeftWarpWeft
Break strength
(N/mm)
≥450≥95≥530≥115
Elongation at break
(%)
≥14.0≤45.5≥14.0≤45.5
Elongation at
10% load
(%)
≤2.0 ≤2.0 
Hot shrinkage
(150°C x 30min)
(%)
≤6.0≤1.0≤6.0≤1.0
Adhesive strength
(N/mm)
≥7.84≥7.84
Weight density
(g/m2)
1130±501320±50
Thickness
(mm)
1.40±0.121.60±0.14

 

Heat-resistance Dipped EP-TNG fabrics:

ItemEP125-TNGEP150-TNGEP200-TNG
WarpWeftWarpWeftWarpWeft
Break strength
(N/mm)
≥160≥70≥185≥75≥240≥80
Elongation at break
(%)
≥14.0≤45.5≥14.0≤45.5≥14.0≤45.5
Elongation at
10% load
(%)
≤1.5 ≤1.5 ≤1.5 
Hot shrinkage
(150°C x 30min)
(%)
≤2.5≤1.0≤2.0≤1.0≤2.0≤1.0
Adhesive strength
(N/mm)
≥7.84≥7.84≥7.84
Weight density
(g/m2)
430±30520±30620±40
Thickness
(mm)
0.57±0.060.70±0.060.86±0.10

 

ItemEP300-TNGEP400-TNG
WarpWeftWarpWeft
Break strength
(N/mm)
≥330≥90≥430≥90
Elongation at break
(%)
≥14.0≤45.5≥14.0≤45.5
Elongation at
10% load
(%)
≤1.5 ≤1.5 
Hot shrinkage
(150°C x 30min)
(%)
≤2.5≤1.0≤2.5≤1.0
Adhesive strength
(N/mm)
≥7.84≥7.84
Weight density
(g/m2)
850±401140±40
Thickness
(mm)
1.18±0.101.58±0.10

 

 

Types of Rubber

Common NameASTM Designation
D-1418-79
CompositionGeneral PropertiesGeneral Chemical Resistance
Resistant to:Attacked by:
NeopreneCRChloroprene

Good Weathering Resistance.

Flame retarding.

Moderate resistance to pertroleum-based fluids.

Moderate chemicals and acids, ozone, oils, fats, greases, many oils, and solvents.Strong oxidizing acids, esters, ketones, chlorinated, aromatic and nitro hydrocarbons.
EPDMEPDM, EPMEthylene-propylene-diene; Ethylene-propylene

Excellent resistance to heat, ozone and aging.

Very good resistance to abrasion.

Animal and vegetable oils, ozone, strong and oxidizing chemicals.Mineral oils and solvents, aromatic hydrocarbons.
Buna-NNBRNitrile-butadieneExcellent resistance to vegetable, animal and petroleum oils.Many hydrocarbons, fats, oils, greases, hydraulic fluids, chemicals.Ozone (except PVC blends), ketones, esters, aldehydes, chlorinated and nitro hydrocarbons.
SBRSBRStyrene-butadiene

Excellent abrasion resistance and good resistance to cutting, gouging and tearing.

Good heat resistance.

Not oil resistant.

Most moderate chemicals, wet or dry, organic acids, alcohols, ketones, aldehydes.Ozone, strong acids, fats, oils, greases, most hydrocarbons.
ButylIIRIsobutylene-isoprene

Excellent resistance to heat.

Very good resistance to ozone and aging.

Good resistance to abrasion.

Animal and vegetable fats, oils, greases, ozone, strong and oxidizing chemicals.Petroleum, solvents, coal tar solvents, aromatic hydrocarbons.
Natural, Gum RubberNRIsoprene, natural

Excellent physical properties including abrasion and low temperature resistance.

Not oil resistant.

Most moderate chemicals, wet or dry, organic acids, alcohols, ketones, aldehydes.Ozone, strong acids, fats, oils, greases, most hydrocarbons.
Isoprene, PolyisopreneIRIsoprene, syntheticSimilar to natural rubber.Similar to natural rubber.Similar to natural rubber.
Butadiene rubberBRPolybutadiene

A general purpose synthetic rubber.

Generally used in blends with natural or styrene-butadiene rubber.

Excellent abrasion resistance and low temperature flexibility.

High resilience.

Similar to SBRSimilar to SBR

 


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