Leno Filter Factory Test Report for Oil and Fuel Filter

TEST ITEMS AND TEST STAND LIST LENO Filter Co.,Ltd

NO. FILTER TYPE Test Items Test Standard Test Rig Remark

1 OIL FILTER

grade efficiencyISO4548ISO16889

oil-fuel filter efficiency test stand (multi-pass particle counting)

LENO FilterTESTCENTER

dust retain capacity

ISO4548ISO16889

oil-fuel filter efficiency test stand (multi-pass particle

counting)

life cycle

SAE HS806JB/T5099JB/T6725

oil filter life cycle test stand

by-pass valve opening pressure

SAE HS806JB/T5099

pulse fatigueSAE HS806ISO4548JB/T5099

/pulse fatige test stand

pressure drop

SAE HS806JB/T5099JB/T6725

oil filter complex performance test stand

clean filter efficiency

SAE HS806JB/T5099JB/T6725

accumulated efficiency

SAE HS806

anti-drain back valve leakage

SAE HS806JB/T5099

anti-drain back valve leakage test stand

2 FUEL FILTER

grade efficiency ISO19438 oil-fuel filter efficiency test stand (multi-pass particle

counting)

LENO FilterTESTCENTER

dust retain capacity

ISO19438

Filtration efficiency

ISO4020SAE J905

automatic fuel filter performance test stand

pressure dropISO4020SAE J905

dust retain capacity

ISO4020SAE J905

fuel/water separation efficiency

SAE J1488SAE J1839

fuel filter fuel-water seperation

test stand

3 AIR FILTER

pressure dropISO5011SAE J726

automatic air filter performance test stand

efficiencyISO5011SAE J726

dust storage capacity(dust

retain capacity+accumulate

d efficiency)

ISO5011SAE J726

4 OTHER TESTS

hydraustatic pressure

SAE HS806JB/T5099JB/T6725ISO4020SAE J905

hydraustatic pressure test stand

LENO FilterTESTCENTER

media flow rate GB/T5453media flow rate test

stand

media pore size ISO2942media pore size test

stand

element intact

ISO4020JB/T6725GB5099GB5923

bubble test stand

water percentagewater analysis test

stand

liquid viscosityrotating liquid

viscosity test stand