PURE PTFE MOLDING POWDER

Pure PTFE includes M81 and M82 for some PTFE products,Auto and isostatic moulding.Forallkinds of moulding products, major diamet

JINAN SINOFLON NEW MATERIAL CO.,LTD.
TECHNICAL FLUORINTED POLYMERS
DATA SHEET
ITEM	MEASURING METHOD	UNITS	M81	M82	15GL		20GL		25GL
PROPERTY					NFF	FF	NFF	FF	NFF	FF
SPECIFIC GRAVITY	ASTMD4894	g/cm	2.16-2.19	2.16-2.19	2.19-2.21	2.19-2.21	2.2	2.2	2.24	2.24
TENSILE STRENGTH	ASTMD4894	N/mm2	30	30	22	20	16	15	14	14
ELONGATION	ASTMD4894	%	320	320	300	280	250	200	250	200
HARDNESS	NEDDLE METHOD	shore D	54	54	56	56	58	58	60	60
BULK DENSITY	ASTMD4894	g/l	780-800	780-800	\\	750+/-50	\\	700+/-50	\\	700+/-50
SHRINKAGE		%	2.1-3.0	2.1-3.0	1.5-2.2	1.5-2.2	2--3	2--3	2--3	2--3
FLOW	ATAK 111 HOECHST	sec/50gr	2.5	2.5	\\	2.5	\\	2.5	\\	2.5
AVE.PARTICLE SIZE	ASTMD4894	um	450+/-50	750+/-50	\\	650+/-100	\\	650+/-100	\\	650+/-100
Recommended molding pressure			350kg/cm2	350kg/cm2	400kg/cm2		400kg/cm2		400kg/cm2
Max.Sintering Temperature			380°C	380°C	380°C		380°C		380°C

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