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Typical properties      (Note: not for specification purpose)

Gumstock properties

Grade	HF-A361C	HF-F2462P	HF-A401C	HF-F2602AP
Solubility	soluble in low molecular weight ketones, some ester
Chlorine Content, %	66	69	66	66
Specific Gravity	1.82	1.88	1.82	1.82
Mooney Viscosity ML 1+10 @ 121 OC	30	40	42	38
Recommended Vulcanization Formulation for test	Precompounds            100 phr MT Carbon Black (N 990)     30 phr Ca(OH)2                6 phr MgO                   3 phr

Rheological Properties (moving die rheometer, 177oC, 6 min.)

Grade	HF-A361C	HF-F2462P	HF-A401C	HF-F2602AP
ML, N.m	0.22	0.28	0.30	0.31
MH, N.m	1.95	1.66	2.92	2.29
T90	1'49"	1'57"	1'55"	1'55"
Ts2	0'59"	0'52"	0'55"	0'57"

Physical properties of vulcanizate

Grade	HF-A361C	HF-F2462P	HF-A401C	HF-F2602AP
press cure	6 min. @177oC
post cure	24hr. @ 230oC			24hr. @ 230oC / 12hr. @ 200oC
Tensile Strength, MPa	14.3	14.0	14.0	14.0 / 13.0
Elongation at Break, %	230	240	190	230 / 240
Hardness, Shore A	77	79	77	76
Compression Set after 70hr. @ 200oC aging, %	16	14	15	16

Main grades and Applications

HF-A361C:

Excellent mold flow, good metal bonding and scorch safety

Improved mold release, less mold fouling

Recommended for compression or transfer molding of O-rings, gaskets. 

HF-A401C:

Excellent mold release, good scorch safety

Recommended for compression or transfer molding of O-rings, gaskets. 

HF-F2462P:

Excellent mold release, good scorch safety.

Recommended for sealing applications that require improved solvent resistance and permeation resistance to fuels, also for fuel tube extrusion 

HF-F2602AP:

Excellent mold flow, easier mold release, good scorch safety

Recommended for sealing articles with multi-configuration

Shanghai Fluorochem Industry Co.,Ltd supply high quality Precompound FKM, we can also customize Precompound FKM as per customer's different requirements.

Processing

•Our precompounds could be mixed with conventional fillers and other aids by rubber processing equipment.

•Fillers and other additives should be mixed uniformly, then added in precompounds

Processing methods: compression molding, transfer molding. Additionally, F2462P and F2602AP could be used in extrusion, A361C could be used in injection molding

Package:

Net 25kgs in cardboard cartons.