Add Material to Compare
Crystal Clear™ 221 | |
---|---|
Product Type |
|
Mixed Viscosity | 675 cps |
Mix Ratio By Weight | 100A:75B |
Pot Life | 75 minutes |
Cure Time | Overnight Followed By Post Cures |
Shore D Hardness | 85 |
Specific Gravity | 1.07 g/cc |
Specific Volume | 25.9 cu. in./lb. |
Color | Clear |
Tensile Modulus | 286,000 psi |
Ultimate Tensile | 8,190 psi |
Elongation @ Break | 12 % |
Compressive Strength | 10,100 psi |
Compressive Modulus | 87,000 psi |
Flexural Strength | 11,400 psi |
Flexural Modulus | 305,000 psi |
Shrinkage | 0.0173 in. / in. |
Heat Deflection Temp | 176 °F |
Index of Refraction at 20°C | 1.50084 |
Index of Refraction at 25°C | 1.50035 |
Crystal Clear™ 221 is a water white clear resin made specifically for applications that require absolute clarity. This is a “heat cure” system and a harder version of our popular Crystal Clear™ Series resins (Shore 85D).
CAUTION: NOT FOR HOME USE. THIS PRODUCT IS FOR INDUSTRIAL USE ONLY. With adequate local exhaust ventilation, respiratory protection is not normally required when using this product. Where risk assessment shows air-purifying respirators are appropriate, follow OSHA respirator regulations and European Standards EN 141, 143 and 371. Protective clothing (gloves and long sleeves) is required to minimize the risk of dermal sensitization. If breathing is affected or a dermal rash develops, immediately cease using this product and seek medical attention. Read SDS before using.