Products / Lapping / Polishing / Lapping Pitch


Made in Switzerland from wood resin with low contaminant levels, Gugolz® lapping / polishing pitch is recognized worldwide in the precision optics industry as a premium product. Available in five different grades each with a discrete set of softening and melting points. These grades can be combined by the user to achieve custom softening / melt characteristics specific to the application. Available in 1kg (2.2 lb.) tubs.

Lapping Pitch
Grade Hardness Softening Point Melting Point Flash Point Burn Point
#55 Very Soft 52 - 55 63 - 64 246 278
#64 Soft 65 - 68 68 - 72 229 262
#73 Medium 71 - 74 79 - 82 219 254
#82 Hard 75 - 77 79 - 82 210 246
#92 Very Hard 78 84 - 87 213 252

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