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JDB Performance parameters

JDB Performance parameters
Type	JDB-1	JDB-2	JDB-3	JDB-4	JDB-5
Base material	CuZn24Al6	CuSn6Zn6Pb3	Steel CuSn6Zn6Pb3	HT-250	CuCr15
Matrix Hardness	Hb230 (Hb270)	HB 90	HB 80	HB 210	HB 60
Friction Coefficient	<0.16	<0.15s	<0.14	<0.17	<0.17
Max.Temperature	300℃	350℃	300℃	400℃	350℃
Dynamic load limit	100 N/mm2	60 N/mm2	70 N/mm2	60 N/mm2	250 N/mm2
lm/mim The limit load	25 N/mm2	15 N/mm2	20 N/mm2	15 N/mm2	70 N/mm2
Max. sliding speed	Dry 0.40 m/s oil 5 m/s	2 m/s	2 m/s	0.5 m/s	0.1 m/s
Limiting PV value	3.8 N/mm2·m/s	0.5 N/mm2·m/s	0.6 N/mm2·m/s	0.8 N/mm2·m/s	2.5 N/mm2·m/s

JDB Wear performance
Test pressure		62N/mm2		24.5N/mm2		14.7N/mm2
Project		Wear amount	Time	Wear amount	Time	Wear amount	0.01 Time
Type	Lubrication	(mm)	(hrs)	(mm)	(hrs)	(mm)	(hrs)
Copper Sets	Oil Lubrication	0.098	10	0.125	100	0.10	100
JDB-1	Dry friction	0.075	100	0.015	100	0.012	100
JDB-2	Dry friction	0.025	30	0.065	100	0.025	100
JDB-3	Dry friction	0.03	30	0.12	100	0.015	100
JDB-4	Dry friction	0.03	10	0.25	20	0.011	100
JDB-5	Dry friction	0.022	100	0.13	100	0.01	100

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