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Standard Material Formulations


Formula Number Hardness Gloss Texture Special Characteristics Hardness (Shore A) D2240 Tensile (PSI) D412 Elongation (%) D412 Tear Strength (PPI) D412 Service Temperature D412 Electrical Properties
Low °F(°C) High °F(°C)
- Vinyl -
701 M M S standard formula 75 2000 350 280 -22 (-30) 250 (121) good
727 M L M slight textured surface 76 1400 340 245 -22 (-30) 250 (121) good
714 M H S dilatable, non-staining on copper 75 1800 440 230 -22 (-30) 250 (121) good
 
750 SR M S basic semi-rigid formula 89 2300 320 343 14 (-10) 250 (121) good
524 SR H S transparent, blue-green tint 85 2250 420 360 -22 (-30) 250 (121) good
 
722 R L M hardest formula available 60 (Shore D) 2970 100 605 45 (7) 250 (121) good
 
709 S M S basic soft formula 65 1485 450 164 -50 (-46) 250 (121) fair
325 S L C textured for good grip properties 65 850 310 110 -25 (-32) 250 (121) fair
 
746 M L M slight textured surface 72 1950 400 240 -22 (-30) 250 (121) good
601 SR M S high temperature resistant, intermittent use to 500F 86 2100 330 260 0 (-18) 450 (232) good
741 M L M fire retardant, UL qualifiable (UL-94-V0) 80 1770 375 275 -20 (-29) 250 (121) excellent
509 M M S anti-static 75 1950 410 250 -20 (-29) 250 (121) anti-static
604 M H S high temperature resistant 75 (Shore 00) 2000 370 235 -22 (-30) 350 (176) good
607 M M M good weather resistance 80 2300 350 325 -15 (-26) 250 (121) good
512 M H S transparent, yellow tint 75 1650 410 200 -22 (-30) 250 (121) good
- RUBBER -
EPDM S L - chemical and weather resistant 40-70 1800 400 250 -20 (-29) 350 (177) good
NEOPRENE S L - good weather resistant, flame retardant 50 1450 300 - -30 (-22) 212 (100) fair
SBR/NR S L - good physicals, non-staininng on copper 50 3625 450 - - 175 (80) excellent
SILICONE S L - high and low temperature resistant 50-60 1300 330 100 -50 (-46) 450 (232) good
- PLASTIC -
LDPE R - - flexible, good chemical resistance 40 (Shore D) 1450-1740 300-500 - - 180 (82) -
HDPE R - - good physicals, good chemical resistance 60 (Shore D) 2465-4060 10-600 - - 200 (93) -
PP R - - good fatique resistance 80 (Rockwell) 3600 8.5 - - 212 (100) -
TPE M - - good temperature and weather resistance 75 1010 600 - -71 (-57) 257 (125) -
Hardness: Soft (0-70), Medium (71-80), Semi-Rigid (81-90), Rigid (>90)
Gloss: Low, Medium, High
Texture: Smooth, Medium, Coarse


Materials

StockCap uses a variety of materials in the production of plugs,caps and all our products. Some items are not compatible with these materials. The responsibility lies with the purchaser to determine their product's compatibility with our materials. Our vinyl products do not meet the Food and Drug Administration requirement of 21CFR2177 for contact with food. Most of the materials used in the manufacturing of StockCap products can be recycled, however, it is necessary to check with your local recycling center for a list of accepted materials. Please click here to learn more about our materials.
 





 


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