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Solder Paste - Lead-Free RoHS

Alpha lead-free solder pastes (RoHS) are formulated to provide exceptional printing and superior wetting with low voiding.

Alpha RoHS lead-free solder pastes are stocked in SAC305 alloy containing 96.5% Tin/ 3.0% Silver / 0.5% Copper. Most Alpha SMT pastes are halide-free for the highest level of cleanliness whether you are cleaning post-soldering residues or utilizing a no-clean process.

Some formulas are available in Type 4 powder size for ultra fine-pitch printing. Type 3 Alpha pastes are suitable for printing applications down to 16 mil (0.4 mm) pitch QFP components and 12 mil BGA circles using a 5 mil thick laser cut stencil.

Alpha lead-free solder pastes have the longest stencil life available to provide consistent printing for up to 5 hours at temperatures from 20 - 28° C.Alpha no-clean solder pastes have a stencil life of >8 hours.

13 products
Alpha 148025, OM338 SAC305 Lead-Free No-Clean Solder Paste - 500 gram Jar
Alpha 148025, OM338 SAC305 Lead-Free No-Clean Solder Paste - 500 gram Jar
Item #: 03-338-51
Your Price
$99.95
Alpha 153514, WS820 SAC305 Lead-Free Water-Soluble Solder Paste, Type 4 Powder, 600g Cartridge
Alpha 153514, WS820 SAC305 Lead-Free Water-Soluble Solder Paste, Type 4 Powder, 600g Cartridge
Item #: 03-820-63
Your Price
$125.25
Alpha 163376, OM-535 Low Temperature No-Clean Lead-Free Solder Paste, Type 4, 500 Gram Jar
Alpha 163376, OM-535 Low Temperature No-Clean Lead-Free Solder Paste, Type 4, 500 Gram Jar
Item #: 03-535-53
Your Price
$124.95
Alpha 150246, WS809 Water-Soluble Flux Paste - BGA Rework "Tacky" Flux, 100 gram Jar
Alpha 150246, WS809 Water-Soluble Flux Paste - BGA Rework "Tacky" Flux, 100 gram Jar
Item #: 03-809-26
Your Price
$39.99
Alpha 152996, WS820 SAC305 Lead-Free Water-Soluble Solder Paste, 500g Jar
Alpha 152996, WS820 SAC305 Lead-Free Water-Soluble Solder Paste, 500g Jar
Item #: 03-820-53
Your Price
$99.95
Alpha 175709, Lumet P30 Ultra-Low Voiding SAC305 Solder Paste for LED Assembly, 500 Gram Jar
Alpha 175709, Lumet P30 Ultra-Low Voiding SAC305 Solder Paste for LED Assembly, 500 Gram Jar
Item #: 03-390-37
Your Price
$99.95 Lead-Time
Alpha 161854, OM-353 No-Clean Lead-Free Solder Paste, SAC305, Type 4, 600g Cartridge
Alpha 161854, OM-353 No-Clean Lead-Free Solder Paste, SAC305, Type 4, 600g Cartridge
Item #: 03-353-61
Your Price
$129.35
Alpha 155717 CVP-390 SAC305 Lead-Free Solder Paste, Type 4, 500 Gram Jar
Alpha 155717 CVP-390 SAC305 Lead-Free Solder Paste, Type 4, 500 Gram Jar
Item #: 03-390-55
Your Price
$99.95 Lead-Time
Alpha 152980, WS820 SAC305 Lead-Free Water-Soluble Solder Paste, Type 3, 600g Cartridge
Alpha 152980, WS820 SAC305 Lead-Free Water-Soluble Solder Paste, Type 3, 600g Cartridge
Item #: 03-820-61
Your Price
$115.15
Alpha 158358, P39 / CVP-390 Solder Paste, SAC305 Type 3 Lead-Free, No-Clean, 500 Gram Jar
Alpha 158358, P39 / CVP-390 Solder Paste, SAC305 Type 3 Lead-Free, No-Clean, 500 Gram Jar
Item #: 03-390-66
Your Price
$88.45 Lead-Time
Alpha 148023, OM338 SAC305 Lead-Free No-Clean Solder Paste - 600 gram Cartridge
Alpha 148023, OM338 SAC305 Lead-Free No-Clean Solder Paste - 600 gram Cartridge
Item #: 03-338-66
Your Price
$120.25
Alpha 30002153, WS-826 SAC305 Lead-Free Water-Soluble Solder Paste, Type 4 Powder, 500 gram Jar
Alpha 30002153, WS-826 SAC305 Lead-Free Water-Soluble Solder Paste, Type 4 Powder, 500 gram Jar
Item #: 03-826-50
Your Price
$99.95 Lead-Time
Alpha 243872, OM-550 Low Temperature No-Clean Lead-Free Solder Paste, Type 4, 500 Gram Jar
Alpha 243872, OM-550 Low Temperature No-Clean Lead-Free Solder Paste, Type 4, 500 Gram Jar
Item #: 03-550-50
Your Price
$110.95 Lead-Time