Which burns faster, H4350 or N560?

N560 is the faster-burning of the two (rank #65 vs #66 — lower rank burns faster).

What cartridges do H4350 and N560 both load?

Both powders are listed for .243 Winchester, 6.5 Creedmoor, .30-06 Springfield, .270 Winchester, 7mm-08 Remington.

Powder head-to-head

Both powders on one page: burn-rate position, temperature sensitivity and the 5 cartridges they share, with the substitution note from the reference.

FastestSlowest

H4350 #66 · N560 #65

Similar burn rate; tested in 6.5 Creedmoor and .308 Win.

Confidence: Community. Always start at published minimums and work up.

Can I substitute H4350 for N560?: Similar burn rate; tested in 6.5 Creedmoor and .308 Win. Confidence: Community. Always start at published minimum charges and work up.
Which burns faster, H4350 or N560?: N560 is the faster-burning of the two (rank #65 vs #66 — lower rank burns faster).
What cartridges do H4350 and N560 both load?: Both powders are listed for .243 Winchester, 6.5 Creedmoor, .30-06 Springfield, .270 Winchester, 7mm-08 Remington.