Engineering plastic PPS rod/bar

Specifications

plastic PPS rod
1.Good sliding properties
2.Good thermal mechanical bearing strength
3.Resistant to gamma radiation

20mm diameter plastic PPS rod

PPS Sheet, is a semi-crystalline high performance thermoplastic with optimised tribological properties for demanding bearing and friction requirements.

 

Product Description  

Popular applications for the use of this product are:

• Friction bearings
• Static / dynamic high bearing strength parts
• Slide shoes
• Sealing rings
• Pump housings / parts
• Wear strips
• Gears
• Thrust washers
• Ball valve seals
• Slide rings
• Valve housings

  The preferred fields of use for PPS are; Mechanical and automotive engineering, nuclear and vacuum technology, transport and conveyor technology, pump technology, textile, packaging and paper processing machinery, precision and chemical engineering, plant construction, aircraft and aerospace industry.

main characteristics:

• Creep resistant
• Resistant to gamma radiation
• Good chemical and hydrolysis resistance even against superheated steam
• Very wear resistant
• Very rigid
• Very good sliding properties even without lubrication
• Not electrically insulating
• Good machinability
• Good thermal mechanical bearing strength
• Self extinguishing V-0

Property		Item No.	Unit	Oil Nylon (Green)	MC901 (Blue)	Nylon+MSO2    (Light black)
Mechanical Properties	1	Density	g/cm3	1.135	1.15	1.16
	2	Water absorption (23℃ in air)	%	2	2.3	2.4
	3	Tensile strength	MPa	70	81	78
	4	Tensile strain at break	%	25	35	25
	5	Compressive stress(at 2%nominal strain)	MPa	43	47	49
	6	Charpy impact strength (unnotched)	KJ/m2	≥50	No BK	No break
	7	Charpy impact strength (notched)	KJ/m2	4	3.5	3.5
	8	Tensile modulus of elasticity	MPa	3000	3200	3300
	9	Ball indentation hardness	N/mm2	145	160	160
	10	Rockwell hardness	-	M82	M85	M84
Thermal Properties	11	Thermal conductivity at 23℃	W/(K.m)	0.28	0.29	0.30
	12	Melting temperature	℃	220	220	220
	13	Glass transition temperature	℃	--	--	--
	14	Temperature of deflection(1.8MPa)	℃	75	80	80
	15	Max allowable working temperature in air for short periods	℃	165	170	170
	16	Max allowable working temperature    in air continuously	℃	105	105	105
	17	Coefficient of liner thermal expansion  (at 23-150℃)	m/(m.K)	90x10-6	90x10-6	90x10-6
	18	Flammability	UL-94	HB/HB	HB/HB	HB/HB
Electrical	19	Electric strength	KV/mm	22	25	24
	20	Dielectric dissipation factor(at 1M Hz)	-	0.016	0.016	0.016
	21	Relative permittivity(at 1M Hz)	-	3.1	3.2	3.2
	22	Volume resistivity	Ω.cm	>1014	>1014	>1014
	23	Surface resistivity	Ω	>1013	>1013	>1013

 

 

 Nylon Sheet Nylon parts processing according to customer's demand:

 

 Nylon Sheet Nylon parts processing according to customer's demand:

 

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