Strong Green - Strong Green R35WF is the hardest and most durable wax in the range. This wax is ideal for use in metal dies, where patterns contain sharp detail, or where a high degree of precision is required. It has high elasticity and low shrinkage and is therefore easy to remove and easy to read. Technical information Flow (cPs) Average elasticity (N) Low Hardening point (°C 64) Linear shrinkage (%) 1.7 Injection temperature (°C) 73