新闻山东F3S-TGR-NSMC-20-10厂家出货
储罐溶液损耗的危害储罐溶液数量减少,造成经济损失储罐溶液品质降低由于储液的蒸发都是储液中轻的部分,因此会降低储罐溶液质量。如汽油等环境污染储罐溶液损耗的原因蒸发是储液损耗的主要原因,引发蒸发的外部原因主要有温度、储罐的承压能力、储罐气相空间大小、储罐的密封程度、储罐的大小呼吸等温度对于同一种储液,大气温度和储液温度的高低是决定蒸发速度的主要原因,温度越高储液蒸发越剧烈。
中发工业进口备件 UNIVER K2000320125G
CK500009 DM3303250-03/12-G KA110024-NE032100
UNIVER K2000501360
heidenhain 529717-01 编码器
BURKERT 电磁阀379726
B+K SD-051/1/105/05/0/0/162
HONSBERG VD-050FT250-379
小强工控 CARLO GAVAZZI PS42L-BT20RL-T00
STRACK 496X546-F6-36-1730 178875
MOOG GmbH D633-472B
FINDER继电器406190484000
BECKHOFF IL2302-B400
Eaton Moeller 136219 E59-M18C116D01-D1
CASAPPA 03712020 HDP30.22S*- * *-L */GE- *M1-N-P
Cembre dr150-16 CAPOCOR.NORMA DIN46235 SEZ.150MMQ VITE 16MM
SCHNEIDER XB4BG33GEX
小强工控 CARLO GAVAZZI ZRLS12GA
VOITH R2E280-AE52-17
FEAS Netzteil SNT7012
BERNSTEIN 9524700003 Profilato 55X75X750 CS-3000NEXT
FINDER继电器553281100040PAS
MD MICRODETECTORS MDI58G 2491
小强工控 CARLO GAVAZZI ICB30L50N15NC
VIVOIL齿轮泵X1F3671TIIA
Gefran-2019 F050614 TC5-M-1-J-6-C-E-P-3 050X000X00020XA
OMRON ZFX-XC3AR
SINTERTECK CT 12x15x16
PAULSTRA 722479 joint simple levre armat.enrob. R , R, N, C, 20 X 32 X 7, S,
OMRON E2B-S08LN04-WP-B2 2M
Eaton Moeller 167587 SPCT2-175
Mitex GmbH BA328C 数字号码显示板
SCHNEIDER BMEH584040C
SCHNEIDER LR3D076
BEI编码器H20DB-25-SS-500-ABZ-15V-OCR-SCS18-S
ZIEHL-ABEGG MK137-2DK.15.N Nr:10052452/003
FINDER继电器623381100006
HP HP MODE1 EG0300FBVFL
JUMO STM-RW-2
OMRON 14269-010
Eaton Moeller 83964 P1-25/IVS/N
ILME ILCMI 03 LS
Eaton Moeller 197664 XV-363-57-C00-A00-1B
MD MICRODETECTORS MDI63G 102
LEUZE 50126781 GSU 14D/66.3-S12
Eaton Moeller 266814 NZM4-XKM1
MD MICRODETECTORS MDI38F 895
小强工控 CARLO GAVAZZI SPPC24251
SCHNEIDER METSECT5HG010
SCHNEIDER ZB4BW0B524
MD MICRODETECTORS MDI58B 2697
CAMLOC 991S01-36-1AGV 插销
DOLD安全继电器51339 BA9018/100 3AC50/60HZ400V 5,5KW 12S
CASAPPA 02005123 PLP20.20D0-03S2-LEB/EA-N 02005124 PLP20.20S0-03S2-LEB/EA-N
DR. KAISER DIAMANTWERKZEUGE GmbH & Co. KG 04892032-KS-F,VS3831/1-10
SELET传感器B0383NCC3
Schneider Electric XCKD39SG00320
Z-Laser Z40M18B-F-532-lp20
Buehler EK2-G1/2-VA-M3/200
CASAPPA 76140492 HDP35.80/35.50 D
UNIVER HZE3Z603
MULCO SM5
供应进口法国HPI齿轮泵P1BAN2006HA2012HL10B02N
BLACK BOX LGC011A-R2
OMRON G7L-1A-TUB 200/240VAC
SCHNEIDER MF200-24M
Finder 99.80.8.230 .07 110-230VAC
Bucher QX61-200R 100020082
STROMAG Auftr.Nr.:266549 Fabr.-Nr.:120602
Gefran-2019 F029850 TCM-GF-2-J-5-D-0-T-B 005X000X00010XA
BURGESS K5KR
HBM U2B-1KN
Burster 9180-V0000
cab Produkttechnik GmbH Cab A4 +300+CF CARD 4GB
SCHMERSAL 101207089 SLC 420-E/R0650-50-RFBM
BANNER Q25AW3LPQ1
Ingersoll Rand GEA40-CORD-10M
Sirena SR79613 MLAMP S/F RED V24/240AC GY
Siba 5014234.32 自动控制器
NSM MAGNETTECHNIK GmbH endlos longth 1031000mm
Eaton Moeller 17667 T3-2-10/EA/SVB
GEMU 801-50D-72114-173-6400
ILME ILTMAO 24.32
radius ES-900
REIKU PAVSB
ILME ILCX 02 4AM
SCHNEIDER XBKP62230G30E
CASAPPA 03571493 KP30.73S0-04S3-LEF/ED-N
LEUZE 68096004 MLC530R14300/901800-SPG
VACON OPT-A5
MD MICRODETECTORS MDI63F 2897
Rexroth VT-VRPA1-151-1X/VO/O
BANNER SMA990CVMB
HEIDENHAIN id:385434-15
RIEGLER 517.14
ATOS E-BM-AC-01F 油压传动阀
SCHNEIDER LE1D12Q7A05
CASAPPA 79935008 KP30.34-67/20.20 S/BZ
FINDER继电器403170482000PAC
Gefran-2019 F024569 TC5-B-1-K-3-Q-I-P-3 080X000X00015XX
SCHNEIDER XVEL33
IGUS CFROBOT2.07.05.C 5G0.75C
Lubbering 85131402
SCHNEIDER ATS48C48Y
SCHNEIDER NSYCEW10K2P4
SCHMERSAL 103003725 AZM400Z-ST2-I2-2P2P-E
SCHNEIDER LC2D40A3J5
TURCK FKM4-2WAS3-5/5/P00
BANNER K50LWBA1YPQ
SCHNEIDER A9F73206
RIEGLER 227.44-1,0
Fantini Cosmi B12CN4
CISCO SG90D-08
HYDAC "0990D005BH3HC
"
Winkelmann GNRFZE 160M/2 / 11 kW
LIKA编码器IR65-H-1250ZCU4C 1250PPR
Honsberg HD1K-015GM010
CASAPPA WSP20.20S0-82E2-LEB/EA-N
新闻山东F3S-TGR-NSMC-20-10厂家出货
固体物料在外力的作用下,克服物料的内聚力,使大颗粒破碎成小颗粒的过程称为粉碎。物料粉碎由破碎机和超微粉碎机来完成,粉碎的目的有如下。均化随着粉碎的进行,物料的总表面积不断增加。因此大颗粒物料碎裂成细粉状态,这样才可能使几种不同固体物料(主要是化学成分不同)的混合,得到良好的均匀效果。选矿(解离)随着矿产资源的开发利用,原矿品位日趋降低,为了取得原矿中的有效成分,需要大量矿石经过选矿加工后才能利用。
RIEGLER MSN2341846
BUEHLER MTW-5-100+E05+M01+P
小强工控 CARLO GAVAZZI PS42R-PT11N7-YK0
AECO I18000644 SI18SM-BE8 NO/NC H
Eaton Moeller 87764 Q18LTR-GE
OMRON A22NZ-MNM-UGA
Gefran-2019 F013509 TC5-N-2-J-2-Q-I-B-1 015X000X00025XA
MD MICRODETECTORS FFRS/0P-1E
HD 040-110, 100 μm
mecatraction 7519109 C12TN25 压接钳
OMRON FIS-0004-2003G
Gefran-2019 F073712 1850P-R-RRR-0-2-00-5-M0-00-1-00
SCHNEIDER VLVAW0N03503AA
BANNER SI-MAG2SM-74290
Gefran-2019 F060823 TCM-CP-1-K-5-H-0-T-C 030X000X00000XA
FOERSTER 6.144.01-6001-27 SachNr:1414895
Stoerk ST70-31.02 温控器
SCHMERSAL 101211105 MZM 100 ST2-1P2PW2RE-A
FRONIUS Deutschland GmbH 4.036.319
PARKER RHD20S0.5BVITCF
DELTA CONTROL W3100CBR02A
OMRON A22NN-MGA-NRA-G222-NN
BECKHOFF C9900-K587
LEUZE 50132041 L300-M41M12B8-SLM24-UCA
Bucher MTDA08-025R No.100014354 油压传动阀
Eaton Moeller 107249 NZM1-XRAVR
RIEGLER 89.1512-B
BANNER OTBVR81QDH
LOHER BOARD SWITCHING POWER ORDER NO : T516EK030
HMS Anybus X-gateway AB7665-C
SCHNEIDER MGN61411
Baumer OHDM 16P5012/S14
LEUZE 50116186 BCL 300i OM 100 D
balluff BTL5-E10-M0700-H-S32 位移传感器
BANNER ITAT23S
OMRON XW2R-P32GD-C1-COM
KIMO th110-pnd 150x5-h20
Honsberg MR-020GM010
GMN Paul Müller Industrie GmbH & Co. KG HV-X 100-90000/3
VIVOIL齿轮泵X0I0621MBBA
BANNER K50LVXXPPB2QP
LEINE&LINDE 861-900220-1024
Atos DKE-1630/2/A-X 24DC 20
小强工控 CARLO GAVAZZI ESI221M230
AECO I12000758 SI12SM-B2 NO/NC H
Krombach KH1061T G 1
HYDAC HDA4745-A-400-000
HYDAC ETS1701-100-000
COAX FK80NO2E
MSR 306i1v-6300-A
PEAK-System IPEH-004061
GEMU 554 20D 137511 PN25 3/4
CONTITECH Schwingmetall 54439-1-1
kapsto GPN 200 Z 12 x 16
Ge Fanuc IC200UDR005-CH
MD MICRODETECTORS MDI63D 608
OMAL TYPE:DA30-F03-F05
ABB 3HAC024692-060
DEMAG DC-COM2-250 H4 V1
UNIVER W7000250055M
AFAG 11009145 GREIFZANGE GM 20/2
ODU 180.363.000.307.000
ILME ILCHC 10
Eaton Moeller 183040 XNH00-FCE-S160-BT1
RIEGLER 62 M-0,05
PARKER 12Z-C12L-25-B
SCHNEIDER A9S65491
Eaton Moeller 207344 P3-63/I4/SVB-SW
OMRON R88L-EP-CB-0021-0009
UNIVER P10SF400
OMRON A22NW-3MM-TYA-G101-YD
Gefran-2019 F042000 MK4-C-B-0100-A-4 00002X00600X0XX
OMRON XW2Z-200J-B7
Gefran-2019 F049587 M32-6-M-B35D-1-3-D 2130X000X00
英国ONDRIVES变速箱和减速器UPSGS2.5-58PH
EGH TYP PM 471-90/5 SN:M146713-001631
Gefran-2019 F030862 TK-E-3-E-B16U-H-V 2130X000X00
DOLD安全继电器47483 IK8701.05/014 AC/DC36V
UNIVER M1000160450M
PIZZATO FM515
hastings 6508
Gefran-2019 F048764 KM1-6-M-B02C-1-2-D-I 2130X000X00
RIEGLER LN 12200
SCHNEIDER CSU795051
DOLD安全继电器10807 AA7610.22 AC50/60HZ 230V 0,2-6S
SCHNEIDER ZB4BG0207
Eaton Moeller 151676 XPIXBCB-E-04
LINMOT直线电机PL01-12x130/90-LC
SELET传感器K0118NCC5
MD MICRODETECTORS MDI63G 1216
BARKSDALE UAS3V3/4-20in/4-20out/
SCHNEIDER NSYSFD2210T
SCHNEIDER A9F03106
SCHNEIDER MTN3303-0414
RIEGLER 229.06-1,5
Knick analytics 2405PH PH计
ALRE FTRCUd-210.021#09
新闻山东F3S-TGR-NSMC-20-10厂家出货
喷粉有许多优点,省材料、质量好,但需要设备投资。5表面处理后作密封面有些阀类的关闭件不能堆焊,如球阀的球体。如果是Cr不锈钢制的球体可通过热处理来提高表面硬度,如果是奥氏体钢制作的球体由于其表面很软就要用表面处理的方法来提高表面硬度,在提高硬度的同时还要考虑处理后表面的耐蚀性。的表面处理办法有:镀硬铬、化学镀镍、镀镍磷合金、氮化、多元复合氮化、喷涂等。6不锈钢密封面不锈钢密封面大多为以本体材料作密封面,即34或CF8的阀体在其上直接作出密封面,除了3CF8外还有3CF8M、34L、CF316L、CF3M、FA2、CN7M等。16年6月1日至218年5月31日即实施过渡期。在过渡期内,216年6月1日前生产并符合相关标准要求的产品允许在市场上继续销售,检测机构按照企业所执行的标准进行检测。18年6月1日起,市场上所有相关产品都必须符合本标准要求。目前监测增塑剂和铅、镉2种重金属的仪器有很多,不过监测度高和市场常用的主要是rohs检测仪,原子吸收光谱仪,气相色谱仪。这些仪器的销售商很多,不过能够做到标准,监测,快速的首推美国赛默飞世尔公司。
UNIVER KL1000400160M
OMRON NYB2C-313K1
SCHNEIDER ZB6Y2208
rosemount 3D39645G03
atlascopcogy 2901164101
Gefran-2019 F050805 IK4-A-A-0400-A-1 0000XXXXS00M0XX
UNIVER JF-14100
BANNER TL50GYR W/25
UNIVER AC-8505
Relpol GZ80
小强工控 CARLO GAVAZZI PS42L-AT11W0-H00
Roth & Rau AG 10024577
CASAPPA 06882003 FP40.133S0-16Z0-LGH/GF-78A2-N-A (2)
BANNER TL50WVSMYQ
Gefran-2019 F049609 TR1-B-2-B-1-A-E-B-1-F 100X000X00050XA
Beckhoff KS2612 总线模块
供应原装进口意大利VIVOIL齿轮泵 XV1P/3.8-25.4D-C0001
MD MICRODETECTORS MDI63D 404
SCHNEIDER XY2CJR17
Eaton Moeller 170M1365
MD MICRODETECTORS MDI63G 1915
CASAPPA PLP30.38-A8U3/20.16 S/FS-L
小强工控 CARLO GAVAZZI CTD12V10005AXXX
CASAPPA 06535070 LVP 48D-04S5-LME/QC-N-RP0-G-AS1/03
MD MICRODETECTORS MDI58B 1337
Premotec P/N 9904 120 16803 dc24v 电机2
ZIMMER MK1501A
ILME ILPE 1695 PI
Fossil Power Systems Inc. AQUARIAN 1000 PLUS
OMRON R88L-EC-FH-NNNN-B
SCHNEIDER A9N19646
OMRON F3S-TGR-CL2B-014-1800
MD MICRODETECTORS MDI58F 1863
Eaton Moeller 218414 M22-XL-G-GB1
Gefran-2019 F042081 TC7M-A-1-K-0-F-E 000A000X04000XA
RIEGLER 15.AMA.40005
VIVOIL齿轮泵X0I0722MBBA
MCS Hydraulik 6400-10.162.-50.204-1000
SCHNEIDER NSYINF1301
Gefran-2019 F067904 KE0-6-M-B01M-1-4-0-S-P 2130B000X00
SCHNEIDER A9F03225
AKM AB QUALITROL
ETA 2210-T210-K0M1-H121-4A
Kniel CA48.1,25,174-006-02 电源
STAUFF VC3F1PH
比费BIFFI 0.9S-0350-MHW 14'-CL300
Gefran-2019 F042039 TRD-1-A-9-C-I 030X000X00060XA
UNIVER KF-11125S
MD MICRODETECTORS MDI58F 2205
EUCHNER CES-A-BBA
MD MICRODETECTORS MDI63G 24
MD MICRODETECTORS MDI63G 171
DOLD安全继电器49453 BH5928.92/001/61 AC/DC24V 3S
Eaton Moeller 170M6086
SCHNEIDER KBA25ED4305TW
RELECO MRI32R/UC110-240V
PULS ML30.102
MD MICRODETECTORS MDI58G 591
BANSBACH A1A1-40-150-400-009 150N
ELECTRONICON电容E62.F10-102B20
Eaton Moeller 294019 DILK20-11(*V50HZ)
FINDER继电器406190180301
SCHNEIDER KSA250DZCH4A
LEUZE 68023112 MLC520R14-1200MG
Gefran-2019 F025263 GFX-S2-15/230-0-R-00-P-0
OMRON NY532-1500-112213962
MD MICRODETECTORS MDI58C 1120
Gefran-2019 F070151 GFW-2PH-150-480-0-0-2-C-1-1-E
BECKHOFF ZB7304-0250
BURKERT 0124 A 3.0 FKM PD G1\4 PN0-10bar 230V 00069006
sick ATM60-A4K12x12 ,DBX36E
SCHNEIDER LV847364
MEXICO BOURNS电位器3590S-2-103L
Eaton Moeller 207188 T3-3-8401/I2
BARKSDALE 压力传感器 SW2000 CP38-001 10-15bar
DOLD安全继电器55112 BA9094.28/100 DC24V P1=60-150C
sika VT1541KHUTTI20
BELIMO R664A0+SRVU24-SR-5
BAUMER GEMMH.R208P23
Eaton Moeller JJN-600
Gefran-2019 F059625 TK-N-1-F-N03U-M-V 2130X000X00
SCHNEIDER KSW10
RBC GE130CS 03-823-82E-001
TYGON R3607 1.5mm 0.86mm
ATOS AGM20-A-10/100
FHF1124312045 Ex-Telefon FernTel IP Zone 2 schwarz mit Panzerschnur, INMETRO
BURKERT 0124-F-4.0-FKM-PD\G1/4
Gefran-2019 F010823 TC1-A-1-J-5-A-J 030X000X00050XX
FAGOR SAS-520-5
SCHMERSAL 103031817 EX-BPS 40S-2
ARGUS AA500PWPAB
K2000500400气缸优选UNIVER
UNIVER K2600500050
Eaton Moeller 271147 NZMH4-VEF1200-NA
dalmec 00.79.0190
SCHNEIDER NSYPLAZT5104
HALDER EH 2263.002
TECNA 7902 400V
小强工控 CARLO GAVAZZI ICB12L50F06NC
MD MICRODETECTORS MDI63G 650
Eaton Moeller 167884 FRCDM-25/4/03-G/B+
Gefran-2019 F056004 TCM-GF-1-K-0-A-0-T-E 002X000X00015XX
MD MICRODETECTORS MDI63G 1953
SCHNEIDER S530806K1
SCHNEIDER M6200A0A0C0A0A0R
SCHNEIDER ATV950D18N4
GEMU 620 50D818141+C1201 DN50
NORELEM NLM 03089-7004
Eaton Moeller 183222 SWD4-2LR4P-2R
Eaton Moeller 115796 #REF!
Bosch Lambdasonde LSM11 0 258 104 004 0121433 12V
Heinrichs Typ:BGF-120-40/PTFE-10000-KEI1-RIETER,Art.-Nr.: 204266 流量计
RIEGLER GE148SSTNBR
BURKERT 电磁阀305909
BANNER LM8
RELECO RIC20-200/UC36V
LEUZE 68017107 MLC510R14-750H/A
Gefran-2019 F009848 TCM-CE-1-J-0-A-0-T-F 010X000X00010XX
CASAPPA MOTOR PLM20.20S0-82E2-LEA/EB-N-EL-PP-VPIR/TS
BECKHOFF CP6512-0001-0080
Honsberg HD1KV-020GM025
IFSYS Rechteckschlauch 28x10/34x17-13m
Eaton Moeller 277052 DILM17-01(RDC130)
BANNER SM312LVQD-50939
knf N86 KT.18
00001490 BURKERT 2000-B-2-25,0-EE-VA-SA44-C-E *
HOYER MOTORS IE2 - HMA2 90 L-4 B35
Gefran-2019 F072706 ME1-6-M-B35D-1-4-F-E 2130X000X00
Gefran-2019 F012842 TC5-B-1-J-5-Q-J-B-3 040C000X00010XX
IPF KN180120
MD MICRODETECTORS MDI38G 368
Gefran-2019 F001614 1600V-RRR0I0-1321-000
Gefran-2019 F071371 MY0-6-H-P10M-1-4-0 2130X000X00
ABB 1SFB527068D7005
abisofix SRB35.10
MTS DMCONIN-6-1
Gefran-2019 F023085 M32-6-M-B07C-4-4-D 2130X000X00
Kiesel QP11 IP03
Gefran-2019 F019759 TR6-B-1-B-B-A-J-B-2 000X000X00300XX
UNIVER M1500160500M
小强工控 CARLO GAVAZZI PS43L-MT11LW-M00
CELESCO TRANSDUCER PT9600-0800-312-1V0-633054
BANNER LS2HDTP30-750Q88
BANNER PWS4200P
RIEGLER Jun-88
SCHNEIDER 9007C62B2
Eaton Moeller 265741 NZMN2-S200
SCHNEIDER GS1LL3
Haewa Compressor for Panel mounted air con unit, (Air con type: KF2400RD) Compressor model : TRK5512Y
BERNSTEIN 1016468000 CS-2000 60 - Basamento per piantana
OMRON H3Y-2 DC48 3M
BARKSDALE UTA3 CT08-100 0-100℃ 8-30VDC 4-20mA
RIEGLER MS290SK18
Gefran-2019 F051543 TRM-GF-5-B-5-A-0-T-B 060X000X00005XA
Ghisalba 4118496 KIT GHOPC-600B (1 kit is made of 3 pcs)
JUNG-LEUCHTEN JSNX2W/WE/VA 2X18W 230V/50HZ
Gefran-2019 F026647 TR1-A-2-B-2-A-E 030X000X00150XA
BECKHOFF C9900-H201
Proxitron IKL 015.38 G 2319B-5
MD MICRODETECTORS MDI38F 588
Gefran-2019 F304648 1650P-R-RR0-0-0-00-5-M0-00-0-00
CASAPPA 06541086 LVP75D-34S7-LMF/QD-N-LS0-E-AS5/33
Eaton Moeller NOS-300
Gefran-2019 F066007 TC5-V-2-J-3-Q-H-B-3 050X000X00015XX
LEUZE 50130667 KD U-M12-3A-P1-100-DP
ILME ILMGK V20
BANNER TL50HWGYRA
Eaton Moeller 143310 XAP011106
BANNER TL50BLGYR1ALS4
SCHNEIDER MGU3.495.25
EXSYS EX-1332V
Electronicon E62.M16-683D20
SCHNEIDER XS1L04PB311
MD MICRODETECTORS MDI63A 2195
ILME ILCX 6.0 VC
SCHNEIDER BSH1401T11F2A
Ashcroft CX=8=MB2=42=0/1=KPA 压力传感器
SCHMALZ 11.04.06.10991
Gefran-2019 F305136 GFW-2PH-200-480-1-1-3-R-1-1-E6
UNIVER K2001600360M
IPD SRP-40A-1001-CHCO
MICHAUD-CHAILLY A5-272-50-16-20 联轴器
HMS GmbH AB7834-F
CASAPPA 80010550 KP40.109-06S8-LMF/ME-CSL/40.87-LMF/ME-CSL/30.43-LMD/MC-CSC S
Expo ETM-IS11-113 HPI M1AAN2008FL20A01N
Murr 55292 总线模块 新闻山东F3S-TGR-NSMC-20-10厂家出货
回液是常见的系统问题,回液的一大危害在于稀释润滑油。被稀释的润滑油到达摩擦面后,粘度低,不能形成足够厚度的保护油膜,久而久之会造成磨损。回液量比较大时,润滑油会很稀,不但不能起到润滑作用,而且还会溶解冲刷原有油膜,引起制冷剂冲刷。由于种种原因(包括压缩机启动阶段)没有得到润滑油的摩擦面温度会迅速攀升,超过175C后润滑油就开始分解。润滑不足-摩擦-表面高温-油分解是一个典型的恶性循环,许多恶性事故包括连杆抱轴、活塞卡缸都与这个恶性循环有关。先开电源开关,然后让机器由慢到快运转,停机时要使机器处于停止状态,再关开关。每次使用完毕必须用软布擦净留在机器表面的各种油迹,污渍,溶剂剩留,保持清洁。停机后拧松各聚四氟开关,长期静止在工作状态会使聚四氟活塞变形。控制器部分注意受潮。定期对密封圈进行清洁,方法是:取下密封圈,检查轴上是否积有污垢,用软布擦干净,然后涂少许真空脂,重新装上即可,保持轴与密封圈滑润。.必须采购原厂正宗配件,随意使用其他配件对机器会造成致命的损害。