Explosives!

Name	Damage	Type	Pen	Specials	Availability
Frag				Astartes: Add +5 Damage, +2 Pen
Grenade	2d10	X	0	Ogryn Proof, Blast(3), Tearing	Common
Rocket	2d10	X	2	Blast(3), Tearing	Common
Light Mortar	2d10	X	2	Blast (3), Tearing, Ignores Cover	Average
Heavy Mortar	3d10	X	2	Blast(5), Concussive , Tearing, Ignores Cover	Average
Missile	3d10	X	4	Blast (5), Concussive, Tearing	Average
Krak				Astartes: Add +5 Damage, +2 Pen
Grenade	2d10+4	I	6	Cinematic (5), Anti-Armor	Common
Rocket	2d10+4	I	6	Cinematic (5), Anti-Armor	Common
Light Mortar	2d10+4	I	6	Cinematic (5), Anti-Armor, Top/Rear Facing	Average
Heavy Mortar	3d10+10	I	8	Cinematic (6), Anti-Armor, Top/Rear Facing	Average
Missile	4d10+10	I	8	Cinematic (6), Anti-Armor, Razor Sharp	Average
High Explosive				Astartes: Add +5 Damage, +2 Pen
Grenade	1d10+10	X	0	Blast (3), Anti-Structure	Common
Rocket	1d10+10	X	0	Blast (3), Anti-Structure, Slam (1)	Common
Light Mortar	1d10+10	X	0	Blast (3), Anti-Structure, Ignores Cover, Slam (1)	Average
Heavy Mortar	2d10+10	X	2	Blast (5), Anti-Structure, Slam (3)	Average
Smoke				Damage to central square only
Grenade				Smoke (6)	Common
Light Rocket				Smoke (6)	Common
Light Mortar				Smoke (6)	Average
Heavy Mortar	1d10	X	0	Smoke (10)	Average
Missile	1d10	X	0	Smoke (10)	Average
Incendiary				Astartes: Add +5 Damage, +2 Pen
Grenade	1d10+3	E	0	Blast (3), Flame	Common
Rocket	1d10+3	E	0	Blast (3), Flame	Common
Light Mortar	1d10+3	E	0	Blast (3), Flame	Average
Heavy Mortar	2d10+3	E	2	Blast (6), Flame	Average
Missile	2d10+3	E	2	Blast (8), Flame,	Average
Blind				Blocks all senses, even Auspex and Dark Sights
Grenade				Smoke (6), Special	Average
Rocket				Smoke (6), Special	Average
Light mortar				Smoke (6), Special	Scarce
Heavy Mortar				Smoke (10), Special	Scarce
Missile				Smoke (10), Special	Scarce
Hallucinogen				Test Toxic (x), but gain Hallucinogenic experience, not damage
Grenade				Smoke (6), Toxic (2)	Scarce
Rocket				Smoke (6), Toxic (2)	Scarce
Light Mortar				Smoke (6), Toxic (2)	Scarce
Heavy Mortar				Special creation only
Missile				Special creation only
Photon Flash
Grenade				Blast (6), those in radius are Blinded for 2d10 Rounds	Average
Starflare				Effect lasts 1d10 minutes
Light Mortar				Flame, Special (Illuminates 50m Radius as daylight)	Average
Heavy Mortar				Flame, Special (Illuminates 100m Radius as daylight)	Average
Missile				Flame, Special (illuminates 100m Radius as daylight)	Average

Qualities:

Anti-Armor: After reduction for Armor, all damage done to a Vehicle is doubled
Blast (x): Weapon affects area in a circle, affecting a central target square and radiating out a number of meters equal to the value of (X)
Cinematic (x): Target of less than Size (X) must spend a fate point to avoid immediate death. Targets of Size (X) or greater, or Possessing From Beyond, Demonic or Wearing Suitable Armor take damage as usual. (Armor: Cermaic upgrade or similar).
Those spending a Fate Point are reduced to 1 wound
Concussive (x): Roll Strength test on being hit by weapon at Str -10% x (X) or become Prone. You are also stunned for 1 round
Flame:Target must test Agility to avoid catching on Fire and be affected per the Flame rules. Upon taking damage from a Flame Weapon, test for Pinning (They are terrifying weapons).
Ignores Cover: Ignore cover bonus to AP
Ogryn Proof: Ogryn take no penalty to use this weapon
Razor Sharp: If your attack hits by 3+ degrees double the Pen value of the weapon
Slam (x): Roll Strength test on being hit by weapon at Str -10% x (X) or be knocked back (X) meters and become Prone. If you hit an obstacle, take falling damage. If knocked off a high ledge, take falling damage (and probably death)
Smoke (x): Blocks Visual sight through (X)m blast. Duration variable, DH2 p.149 Tearing: Roll 1 extra D10 and drop lowest. 
Top/Rear Facing: Regardless of facing hit, damage calculation uses the targets top or rear facing AP value
Toxic (x): Test Toughness -10%x(X) or take 1d10 to Wounds ignoring Armor and Toughness