Duro-Chrome is your number one source for complete mold finishing. Trust us when we say, second best is not a phrase that we know.
MOLD POLISHING & FINISHING CHART
Professionally finished products are our only business. We understand your mold finishing and polishing needs and work closely with your to ensure not only a quality job, but also a job done to the SPI-SPE Standards.
Hardware, housewares, home accessories, automotive, advertising specialists, you name it. You won’t see our names on it, but you will see our quality craftsmanship. Duro-Chrome is proud to partner with Alliance Specialties for mold polishing needs.
wdt_ID Finish Type Materials Used Roughness Averages Results
1
A-1
A-2
A-3Grade #3 Diamond Buff
Grade #6 Diamond Buff
Grade #15 Diamond Buff0-1
1-2
2-3• Mirror or optimal finishes
• Most time consuming and costly finish
• Steel grade important to results
2
B-1
B-2
B-3600 Grit paper
400 Grit paper
320 Grit paper2-3
4-5
9-10• Removes all tool and machining marks
• Provides good mold release
• Matte finish in molded parts, no sheen
3
C-1
C-2
C-3600 Stone
400 Stone
320 Stone10-12
25-38
38-42• Removes all tool and machining marks
• Provides good mold release
• Matte finish in molded parts, no sheen
4
D-1
D-2
D-3Dry Glass Bead #11
Dry Blast #240 Oxide
Dry Blast #24 Oxide10-12
26-32
190-23• For decorative finishes
• Often used for diecast
• Helps hide shrink mark & other imperfections
• Dull, non-reflecting finish on molded or cast parts