久久精品国产一二三区电影_丁香日韩一卡2卡三卡4卡无卡网站_亚洲五月天在线观看_在线免费观看羞羞视频_野狼AV午夜福利在线观看_人妻潮喷中午字幕在线播放_日韩一二三四免费_无码不卡人妻高清_国产精品无码AⅤ天天爽_欧美boob巨大超乳

Welcome to Jiashan Juli Bearing Co., Ltd.

Welcome to Jiashan Juli Bearing Co., Ltd.

產(chǎn)品名稱(chēng)

產(chǎn)品名稱(chēng)

產(chǎn)品名稱(chēng)

Welcome to Jiashan Juli Bearing Co., Ltd.

Welcome to Jiashan Juli Bearing Co., Ltd.

Welcome to Jiashan Juli Bearing Co., Ltd.

Index> News

Product

News

DU / JLB-1DU bushings2015-10-31 13:04:59

 

IMG_6386 副本.jpgIMG_6386 副本.jpgDU / JLB-1DU is dry sliding bushings which is composite structure consist of  a carbon steel backing, an intermediate layer of sintered bronze and a PTFE modified sliding layer.

Features: Its offer the good properties of self lubricating, anti-abrasion, low-friction, fully developing the advantages of metal and multi-element polymer and excellent ratio between cost and performance.

Application: Printing machine, Textile machine, Heavy earth moving machine, metal cutting band saw m/c, Shock absorbers, butterfly valves and Hydraulic pumps etc.

Bearing Properties Unit Value
Maximum specific load Static N/mm²    Psi 250      35500
Maximum specific load dynamic N/mm²    Psi 140      20000
Maximum sliding speed m/s       fpm 2.5       500
Maximum PxV factor N/mm² · m/s 1.8
Maximum PxV factor
(short periods)
N/mm² · m/s 3.6
Dry coefficient of friction µm 0.02 - 0.25
Maximum temperature °C        °F +280°C  +536°F
Minimum temperature °C        °F -200°C   -328°F
Shaft finish Ra (recommended) µm 0.4 Ra
Shaft hardness  (recommended) HB  

Operating Conditions  
Dry Very good
Oil Very good
Grease Fair
Water Fair
Process fluid Fair

TYPE Air Vacuum Weak Acid middle Acid Strong Acid Alkali
JLB-1DU OK OK BAD NO NO OK

 

Plain bearings, self-lubricating bearings, oil bearing, bearing Jiashan